William James Kumpf

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Lockport, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Sealing system for a compressor
- Patent number 7,178,450
- Issue date Feb 20, 2007
- Delphi Technologies, Inc.
- James Allen Baker
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Blowoff valve assembly with integrated pressure switch
- Patent number 7,093,451
- Issue date Aug 22, 2006
- Delphi Technologies, Inc.
- Xiaoxia Mu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Lowering of refrigerant emissions by cycling of a variable displace...
- Patent number 7,036,329
- Issue date May 2, 2006
- Delphi Technologies, Inc.
- S. Umair Ahmed
- B60 - VEHICLES IN GENERAL
Information Patent Grant
HVAC system with refrigerant venting
- Patent number 6,968,706
- Issue date Nov 29, 2005
- Prasad Shripad Kadle
- B60 - VEHICLES IN GENERAL
Information Patent Grant
HVAC system with refrigerant venting
- Patent number 6,907,748
- Issue date Jun 21, 2005
- Delphi Technologies, Inc.
- Prasad Shripad Kadle
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Variable displacement compressor with simplified torque restraint
- Patent number 5,509,346
- Issue date Apr 23, 1996
- General Motors Corporation
- William J. Kumpf
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Hermetic refrigerant fitting
- Publication number 20080169647
- Publication date Jul 17, 2008
- William James Kumpf
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Mechanical method for joining of tubular member to a plate member
- Publication number 20060185167
- Publication date Aug 24, 2006
- Michael R. Lippa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Lowering of refrigerant emissions by cycling of a variable displace...
- Publication number 20050103031
- Publication date May 19, 2005
- S. Umair Ahmed
- B60 - VEHICLES IN GENERAL
Information Patent Application
Blowoff valve assembly with integrated pressure switch
- Publication number 20050061010
- Publication date Mar 24, 2005
- Xiaoxia Mu
- B60 - VEHICLES IN GENERAL
Information Patent Application
HVAC system with refrigerant venting
- Publication number 20050039475
- Publication date Feb 24, 2005
- DELPHI TECHNOLOGIES, INC.
- Prasad Shripad Kadle
- B60 - VEHICLES IN GENERAL
Information Patent Application
HVAC SYSTEM WITH REFRIGERANT VENTING
- Publication number 20040168448
- Publication date Sep 2, 2004
- Prasad Shripad Kadle
- B60 - VEHICLES IN GENERAL