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David B. Quinn
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Grand Blanc, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Exhaust sensor with removable electrical connector
Patent number
5,490,412
Issue date
Feb 13, 1996
General Motors Corporation
Richard W. Duce
G01 - MEASURING TESTING
Information
Patent Grant
Exhaust sensor including a composite tile sensing element and metho...
Patent number
5,395,506
Issue date
Mar 7, 1995
General Motors Corporation
Richard W. Duce
G01 - MEASURING TESTING
Information
Patent Grant
Exhaust sensor including a composite tile sensing element and metho...
Patent number
5,384,030
Issue date
Jan 24, 1995
General Motors Corporation
Richard W. Duce
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
NOx SENSING SYSTEM HAVING NOx SENSOR AND METHOD FOR DETERMINING A N...
Publication number
20080230385
Publication date
Sep 25, 2008
Earl W. Lankheet
G01 - MEASURING TESTING
Information
Patent Application
Gas sensors and methods of manufacture
Publication number
20070114130
Publication date
May 24, 2007
Earl W. Lankheet
G01 - MEASURING TESTING
Information
Patent Application
Gas sensor with uniform heating and method of making same
Publication number
20020100697
Publication date
Aug 1, 2002
David B. Quinn
G01 - MEASURING TESTING