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Keith W. Forsyth
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Philadelphia, PA, US
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Patents Grants
last 30 patents
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Patent Grant
Method and apparatus for providing non-linear, passive quenching of...
Patent number
7,518,095
Issue date
Apr 14, 2009
Sensors Unlimited, Inc.
Keith W. Forsyth
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for providing non-linear, passive quenching of...
Patent number
7,361,882
Issue date
Apr 22, 2008
Sensors Unlimited, Inc.
Keith W. Forsyth
G01 - MEASURING TESTING
Information
Patent Grant
Methods for detecting ice and liquid water on surfaces
Patent number
7,265,846
Issue date
Sep 4, 2007
Sensors Unlimited, Inc.
Keith W. Forsyth
G01 - MEASURING TESTING
Information
Patent Grant
Electro-optical, non-contact measurement of electrical discharges
Patent number
6,476,396
Issue date
Nov 5, 2002
Keith W. Forsyth
G01 - MEASURING TESTING
Information
Patent Grant
Corona discharge imaging system for outdoor daylight use
Patent number
6,323,491
Issue date
Nov 27, 2001
Forsyth Electro-Optics
Keith W. Forsyth
G01 - MEASURING TESTING
Information
Patent Grant
Corona detector with narrow-band optical filter
Patent number
6,150,652
Issue date
Nov 21, 2000
Forsyth Electro-Optics
Keith W. Forsyth
G02 - OPTICS
Information
Patent Grant
Corona detector with narrow-band optical filter
Patent number
5,886,344
Issue date
Mar 23, 1999
Forsyth Electro-Optics, Inc.
Keith W. Forsyth
G02 - OPTICS
Information
Patent Grant
Apparatus for sorting documents
Patent number
5,558,232
Issue date
Sep 24, 1996
Opex Corporation
Albert F. Stevens
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Electro-optic sampling system with dedicated electro-optic crystal...
Patent number
4,910,458
Issue date
Mar 20, 1990
Princeton Applied Research Corp.
Keith W. Forsyth
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Method and Apparatus for Providing Non-Linear, Passive Quenching of...
Publication number
20080217521
Publication date
Sep 11, 2008
Sensors Unlimited, Inc.
Keith W. Forsyth
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for providing non-linear, passive quenching of...
Publication number
20060231742
Publication date
Oct 19, 2006
Keith W. Forsyth
G01 - MEASURING TESTING
Information
Patent Application
Methods for detecting ice and liquid water on surfaces
Publication number
20050167593
Publication date
Aug 4, 2005
Keith W. Forsyth
G01 - MEASURING TESTING