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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
05/22/1990
Application #:
07034995
Filing Dt:
04/06/1987
Inventor:
ALEXANDER J. GLASS
Title:
OPTICAL MEASUREMENT OF PARTICLE CONCENTRATION
Assignment: 1
Reel/Frame:
004690/0815Recorded: 04/06/1987Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
03/25/1987
Assignee:
3853 RESEARCH PARK DRIVE
A CORP. OF DE
ANN ARBOR, MICHIGAN 48106
Correspondent:
BARNES, KISSELLE, RAISCH,
CHOATE, WHITTEMORE & HULBERT
1520 FORD BLDG.
DETROIT, MI 48226
Assignment: 2
Reel/Frame:
005760/0584Recorded: 05/28/1991Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/14/1989
Assignee:
1135D SAN ANTONIO RD.,
PALO ALTO, CALIFORNIA 94303
Correspondent:
WILLIS E. HIGGINS
FLEHR, HOHBACH TEST ALBRITTON & HERBERT
4 EMBARCADER CENTER, STE. 3400
SAN FRANCISCO, CA 94111-4187

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