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SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13D
(RULE 13d-101)
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. __)
IMPCO Technologies, Inc.
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(Name of Issuer)
Common Stock
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(Title of Class of Securities)
45255W106
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(CUSIP Number)
Peter B. Bensinger
Bensinger, DuPont and Associates
20 North Wacker Drive
Chicago, Illinois 60606
(312) 826-8620
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(Name, Address and Telephone Number of Person Authorized to Receive Notices and
Communications)
July 28, 1997
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(Date of Event which Requires Filing of this Statement)
If the filing person has previously filed a statement on Schedule 13G to report
the acquisition which is the subject of this Schedule 13D, and is filing this
schedule because of Rule 13d-1(b)(3) or (4), check the following box. / /
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CUSIP No. 45255W106 13D
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1 NAME OF REPORTING PERSON
Estate of Edwin J. Schneebeck
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) / /
(b) / /
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3 SEC USE ONLY
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4 SOURCE OF FUNDS*
00
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5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(E) / /
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6 CITIZENSHIP OR PLACE OF ORGANIZATION
State of Washington
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7 SOLE VOTING POWER
NUMBER OF
SHARES 1,290,658
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH
REPORTING 100,107
PERSON WITH --------------------------------------------------------------
9 SOLE DISPOSITIVE POWER
1,290,658
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10 SHARED DISPOSITIVE POWER
100,107
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11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,390,765
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12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* / /
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13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
21.45%
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14 TYPE OF REPORTING PERSON*
00
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*SEE INSTRUCTIONS BEFORE FILLING OUT!
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ITEM 1. SECURITY AND ISSUER.
This statement relates to the Common Stock, par value $0.001 per
share, of IMPCO Technologies, Inc., a Delaware corporation, f/k/a
AirSensors, Inc. ("IMPCO"). The principal executive offices of IMPCO
are located at 16804 Gridley Place, Cerritos, California 90703
ITEM 2. IDENTITY AND BACKGROUND.
Not Applicable.
ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.
The Estate of Edwin J. Schneebeck (the "Estate") acquired the
securities which are the subject of this statement as a result of the
death of Edwin J. Schneebeck on July 28, 1997.
ITEM 4. PURPOSE OF TRANSACTION.
The Estate acquired the securities which are the subject of this
statement and certain other assets owned by Edwin J. Schneebeck at the
time of his death in accordance with the probate laws of the State of
Washington and for the purpose of administering and settling the
Estate. The Estate intends to review its investment in the securities
which are the subject of this statement from time to time and,
depending upon the price of such securities, subsequent developments
affecting IMPCO and the Estate's needs to liquidate assets order to
satisfy its obligations, to diversify its assets and to conduct an
orderly administration of its affairs, may decide to decrease the size
of its investment in IMPCO. Except as described herein, the Estate
has no present plan or proposal which relates to, or could result in,
any of the events referred to in paragraphs (a) through (j),
inclusive, of Item 4 of Schedule 13D.
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER.
(a) Based upon an assumed number of outstanding shares of IMPCO Common
Stock consisting of 5,814,587 shares actually outstanding as of
October 31, 1997 (as reported by IMPCO on its Form 10-Q for the
quarter ended July 31, 1997), plus the assumed issuance of an
additional 669,171 shares of IMPCO Common Stock upon the complete
exercise of warrants, options and preferred stock convertible into
IMPCO Common Stock held by the Estate which were exercisable on or
within sixty days of the date hereof), the aggregate number of shares
of IMPCO Common Stock beneficially owned by the Estate is as follows:
Number of Shares Percentage
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1,390,765 (1) 21.45%
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(1) Includes (i) 721,594 shares of Common Stock owned directly or
indirectly by the Estate, (ii) 5,500 shares of Common Stock
issuable upon complete exercise of 11,000 Common Stock Purchase
Warrants, (iii) 613,671 shares of Common Stock issuable upon
complete conversion of 3,250 shares of 1993 Series 1 Preferred
Stock, and (iv) 50,000 shares of Common Stock issuable upon
complete exercise of options under the Directors Stock Option
Plan.
(b) The Estate has sole voting and dispositive power with respect to
1,290,658 shares of the securities described in Item (a) and shares
voting and dispositive power with Bethel J. Schneebeck with respect
to 100,107 shares of such securities. The information required by
Item 2 with respect to Bethel J. Schneebeck is as follows:
(a) Bethel J. Schneebeck.
(b) 1 Stadium Way North, Number 16, Tacoma, Washington 98403.
(c) Retired.
(d) During the last five years, Bethel J. Schneebeck has not
been convicted in a criminal proceeding (excluding traffic
violations or similar misdemeanors).
(e) During the last five years, Bethel J. Schneebeck has not
been a party to a civil proceeding of a judicial or
administrative body of competent jurisdiction as a result of
which she became subject to a judgment, decree or final
order enjoining future violations of, or prohibiting or
mandating activities subject to, federal or state securities
laws or in which there was found to be any violation with
respect to such laws.
(c) None.
(d) None.
(e) Not Applicable.
ITEM 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT
TO SECURITIES OF THE ISSUER.
501,853 shares of Common Stock and 3,250 shares of 1993 Series 1
Preferred Stock are pledged to a bank, 171,724 shares are pledged
pursuant to margin accounts with brokerage firms, and 24,870 shares
are pledged to an asset based lender.
ITEM 7. MATERIALS TO BE FILED AS EXHIBITS.
None.
SIGNATURE
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After reasonable inquiry and to the best of his or its knowledge and belief,
each of the undersigned certifies that the information set forth in this
statement is true, complete and correct.
Dated this 8th day of December, 1997.
ESTATE OF EDWIN J. SCHNEEBECK
By: /s/ Bethel J. Schneebeck
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Personal Representative
