Ellen Greifenstein

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Darmstadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for starting a fuel cell engine in a vehicle e...
- Patent number 7,862,943
- Issue date Jan 4, 2011
- GM Global Technology Operations, Inc.
- Matthew K. Hortop
- B60 - VEHICLES IN GENERAL
Information Patent Grant
External control of a vehicle coolant pump with remote heating option
- Patent number 7,716,938
- Issue date May 18, 2010
- GM Global Technology Operations, Inc.
- Ellen Greifenstein
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR STARTING A FUEL CELL ENGINE IN A VEHICLE E...
- Publication number 20100028727
- Publication date Feb 4, 2010
- GM Global Technology Operations, Inc.
- Matthew K. Hortop
- B60 - VEHICLES IN GENERAL
Information Patent Application
External control of a vehicle coolant pump with remote heating option
- Publication number 20070298296
- Publication date Dec 27, 2007
- Ellen Greifenstein
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...