MICROELECTRONIC PACKAGING INC /CA/
SC 13G/A, 1998-02-13
SEMICONDUCTORS & RELATED DEVICES
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<PAGE>
 
                        SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                              ____________________

                                  Schedule 13G
                                 (Rule 13d-102)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b) AND
(c) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(b)
                              (Amendment No. 2)/1/



                        MICROELECTRONIC PACKAGING, INC.
                        -------------------------------
                                (Name of Issuer)


                                  COMMON STOCK
                                  ------------
                         (Title of Class of Securities)


                                  594946 10 5
                                  ------------
                                 (CUSIP Number)


- --------------------------

   /1/  The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which would
alter the disclosures provided in a prior cover page.
                                        
   The information required on the remainder of this cover page shall not be
deemed to be "filed" for the purposes of Section 18 of the Securities Exchange
Act of 1934 (the "Act") or otherwise subject to the liabilities of that section
of the Act but shall be subject to all other provisions of the Act (however, see
the Notes).
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 2 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      
      APA Excelsior II

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      New York

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             Not Applicable.
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          Not Applicable.
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      PN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
 
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 3 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      APA Execelsior Fund

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      New York

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
    REPORTING             SOLE DISPOSITIVE POWER
                     7    
      PERSON              Not Applicable.
             
       WITH        -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
                     8
                          Not Applicable.
- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      PN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 4 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      
      APA Partners

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      New York

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
     REPORTING            SOLE DISPOSITIVE POWER
                    7    
      PERSON              Not Applicable.
              
       WITH        -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
                    8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      PN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 5 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

      APA Excelsior Venture Capital Holdings (Jersey) Ltd. ("APA (Jersey)")
      (Shares are held by Coutts & Co. (Jersey) Ltd. as custodian for APA 
      Excelsior Venture Capital Holdings (Jersey) Ltd.)      

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      Jersey, Channel Islands

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
    REPORTING             SOLE DISPOSITIVE POWER
                     7    
      PERSON              Not Applicable.
              
       WITH        -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
                     8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      CO

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 6 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      APA Venture Capital Fund Limited ("APA VCF")

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      Jersey, Channel Islands

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
    REPORTING             SOLE DISPOSITIVE POWER
                     7    
     PERSON               Not Applicable.
 
      WITH         -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
                     8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      CO

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 7 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      Patricof & Co. Ventures, Inc. ("Patricof & Co. Ventures, Inc.")

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      New York

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
    REPORTING             SOLE DISPOSITIVE POWER
                     7    
      PERSON              Not Applicable.
 
       WITH        -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
                     8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      CO

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 8 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      Alan J. Patricof

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
     REPORTING            SOLE DISPOSITIVE POWER
                     7    
      PERSON              Not Applicable.
              
       WITH        -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
                     8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 9 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      Robert M. Chefitz

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
     REPORTING            SOLE DISPOSITIVE POWER
                     7    
      PERSON              Not Applicable.
              
       WITH        -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
                     8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [X]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 10 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      Patricia M. Cloherty

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
      EACH                SOLE DISPOSITIVE POWER
                     7    
    REPORTING             Not Applicable.
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [X]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 11 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      Janet G. Effland

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             Not Applicable.
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
- -----------------------                                  ---------------------
 CUSIP NO. 594946 10 5                  13G               PAGE 12 OF 16 PAGES
- -----------------------                                  ---------------------
 
- ------------------------------------------------------------------------------
      NAME OF REPORTING PERSONS
 1    I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
      George M. Jenkins

- ------------------------------------------------------------------------------
      CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
 2                                                              (a) [_]
                                                                (b) [X]
                                                 
- ------------------------------------------------------------------------------
      SEC USE ONLY
 3
 

- ------------------------------------------------------------------------------
      CITIZENSHIP OR PLACE OF ORGANIZATION
 4    
      United States

- ------------------------------------------------------------------------------
                          SOLE VOTING POWER
                     5   
     NUMBER OF            Not Applicable.
 
      SHARES       -----------------------------------------------------------
                          SHARED VOTING POWER
   BENEFICIALLY      6
                          Not Applicable.
     OWNED BY
                   -----------------------------------------------------------
       EACH               SOLE DISPOSITIVE POWER
                     7    
    REPORTING             Not Applicable.
 
      PERSON       -----------------------------------------------------------
                          SHARED DISPOSITIVE POWER
       WITH          8
                          Not Applicable.

- ------------------------------------------------------------------------------
      AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 9  
      Not Applicable.

- ------------------------------------------------------------------------------
      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
10                                                                       
                                                                         [_]
 
- ------------------------------------------------------------------------------
      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
11    
      Not Applicable.

- ------------------------------------------------------------------------------
      TYPE OF REPORTING PERSON*
12
      IN

- ------------------------------------------------------------------------------

                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
 
                                                          Page 13 of 16 Pages

ITEM 1(a)     NAME OF ISSUER:

              Microelectronic Packaging, Inc.


ITEM 1(b)     ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

              9577 Chesapeake Drive
              San Diego, CA  92123


ITEM 2(a)     NAME OF PERSON FILING:

              This Statement is filed by APA Excelsior II, APA Excelsior Fund,
              APA Excelsior Venture Capital Holdings (Jersey) Ltd. ("APA
              (Jersey)"), whose shares are held by Coutts & Co. (Jersey) Ltd. as
              Custodian for APA Venture, APA Partners, APA Venture Capital Fund
              ("APA VCF"), Patricof & Co. Ventures, Inc. ("Patricof") and Alan
              J. Patricof, Robert M. Chefitz, Patricia M. Cloherty, Janet G.
              Effland and George M. Jenkins (collectively, the "Partners"). APA
              Excelsior II, APA Excelsior Fund, APA Partners, APA (Jersey), APA
              VCF, Patricof and the Partners are sometimes collectively referred
              to as the "Reporting Persons."

              The reporting persons may be deemed to be a "group" for the
              purposes of Sections 13(d) and 13(g) of the Securities Exchange
              Act of 1934 and the rules thereunder (the "Act"), although each
              expressly disclaims any assertion or presumption that it or any of
              the other persons on whose behalf this statement is filed
              constitutes a "group." The filing of this Statement and the
              Agreement attached as Exhibit 1 hereto should not be construed to
              be an admission that any of the Reporting Persons is a member of a
              "group" consisting of one or more persons.

ITEM 2(b)     ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:

              445 Park Avenue
              New York, NY 10022

ITEM 2(c)     CITIZENSHIP:

              See row 4 of cover page for each.

ITEM 2(d)     TITLE OF CLASS OF SECURITIES:

              Common Stock

ITEM 2(e)     CUSIP NUMBER:

              594946 10 5
<PAGE>
 
                                                          Page 14 of 16 Pages

ITEM 3.       IF THIS STATEMENT IS FILED PURSUANT TO RULES 13d-1(b) OR 13d-2(b),
              CHECK WHETHER THE PERSON FILING IS A:

              Not Applicable


ITEM 4.       OWNERSHIP.

              Not Applicable.


ITEM 5.       OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

              If this statement is being filed to report the fact that as of the
              date hereof the reporting person has ceased to be the beneficial
              owner of more than five percent of the class of securities, check
              the following.

                                                                       [X]

ITEM 6.       OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.

              Not Applicable


ITEM 7.       IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED
              THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY.

              Not Applicable


ITEM 8.       IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

              Each of the reporting persons expressly disclaims membership in a
              "Group" as defined in Rule 13d-1 (b) (ii) (H).


ITEM 9.       NOTICE OF DISSOLUTION OF GROUP.

              Not Applicable


ITEM 10.      CERTIFICATION.

              By signing below I certify that, to the best of my knowledge and
              belief, the securities referred to above were acquired in the
              ordinary course of business and were not acquired for the purpose
              of and do not have the effect of changing or influencing the
              control of the issuer of such securities and were not acquired in
              connection with or as a participant in any transaction having such
              purpose or effect.
<PAGE>
 
                                                          Page 15 of 16 Pages

                                   SIGNATURE

    After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

Dated:  February 12, 1998

APA EXCELSIOR II

By:  APA PARTNERS
     its General Partner

By:  /s/ Alan J. Patricof
     -----------------------------
     General Partner


APA EXCELSIOR FUND


By:  /s/ Alan J. Patricof
     -----------------------------
     General Partner


APA PARTNERS

By:  /s/ Alan J. Patricof
     -----------------------------
     General Partner


APA EXCELSIOR VENTURE CAPITAL HOLDINGS (JERSEY) LTD.

By:  /s/ Alan J. Patricof
     ------------------------------
     Title: Chairman, Patricof & Co.
            Ventures, Inc.,
            Investment Manager

APA VENTURE CAPITAL FUND LIMITED

By:  /s/ Alan J. Patricof
     ------------------------------
     Title: Chairman, Patricof & Co.
            Ventures, Inc.,
            Investment Manager


PATRICOF & CO. VENTURES, INC.

By:  /s/ Alan J. Patricof
     -----------------------------
     Title: Chairman
<PAGE>
 
                                                          Page 16 of 16 Pages

/s/ Alan J. Patricof
- ----------------------------------------
ALAN J. PATRICOF



/s/ Robert M. Chefitz
- --------------------------------------
ROBERT M. CHEFITZ



/s/ Patricia M. Cloherty
- --------------------------------------
PATRICIA M. CLOHERTY



/s/ Janet G. Effland
- --------------------------------------
JANET G. EFFLAND



/s/ George M. Jenkins
- --------------------------------------
GEORGE M. JENKINS


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