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Chad W. Lehner
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Howell, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Model based vehicle overspeed algorithm
Patent number
8,112,214
Issue date
Feb 7, 2012
GM Global Technology Oprations LLC
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Engine off brake booster leak diagnostic systems and methods
Patent number
7,878,053
Issue date
Feb 1, 2011
GM Global Technology Operations, Inc.
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Brake booster vacuum sensor diagnostic
Patent number
7,076,347
Issue date
Jul 11, 2006
General Motors Corporation
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Missing fuel cap detection system
Patent number
7,005,975
Issue date
Feb 28, 2006
General Motors Corporation
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fuel filling detection
Patent number
6,925,855
Issue date
Aug 9, 2005
General Motors Corporation
Michael P. De Ronne
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
VEHICLE INSTABILITY DETECTION AND PREVENTION SYSTEM
Publication number
20090164060
Publication date
Jun 25, 2009
Solidica, Inc.
Frederick O. Fortson
B60 - VEHICLES IN GENERAL
Information
Patent Application
VEHICLE ROLLOVER DETECTION AND PREVENTION SYSTEM
Publication number
20080319606
Publication date
Dec 25, 2008
Frederick O. Fortson
B60 - VEHICLES IN GENERAL
Information
Patent Application
MODEL BASED VEHICLE OVERSPEED ALGORITHM
Publication number
20080228366
Publication date
Sep 18, 2008
GM Global Technology Operations, Inc.
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Application
Engine off brake booster leak diagnostic systems and methods
Publication number
20080154454
Publication date
Jun 26, 2008
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Application
Brake booster vacuum sensor diagnostic
Publication number
20050165522
Publication date
Jul 28, 2005
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Application
Missing fuel cap detection system
Publication number
20050057349
Publication date
Mar 17, 2005
Chad W. Lehner
B60 - VEHICLES IN GENERAL
Information
Patent Application
FUEL FILLING DETECTION
Publication number
20050022584
Publication date
Feb 3, 2005
Michael P. De Ronne
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS