Rittmar Von Helmolt

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Mainz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of operating gas storage and supply system
- Patent number 8,454,730
- Issue date Jun 4, 2013
- GM Global Technology Operations LLC
- Rittmar Von Helmolt
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Fuel supply system with a gas adsorption device
- Patent number 7,574,996
- Issue date Aug 18, 2009
- GM Global Technology Operations, Inc.
- Dieter Hasenauer
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Fuel cell stack humidification method incorporating an accumulation...
- Patent number 7,482,076
- Issue date Jan 27, 2009
- General Motors Corporation
- Ralf Senner
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Fuel cell stack humidification method incorporating an accumulation...
- Patent number 6,921,601
- Issue date Jul 26, 2005
- General Motors Corporation
- Ralf Senner
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF OPERATING GAS STORAGE AND SUPPLY SYSTEM
- Publication number 20110252962
- Publication date Oct 20, 2011
- GM Global Technology Operations, Inc.
- Rittmar Von Helmolt
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
FUEL SUPPLY SYSTEM WITH A GAS ADSORPTION DEVICE
- Publication number 20090101118
- Publication date Apr 23, 2009
- GM Global Technology Operations, Inc.
- Dieter Hasenauer
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Application
Fuel cell stack humidification method incorporating an accumulation...
- Publication number 20040229087
- Publication date Nov 18, 2004
- Ralf Senner
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
High-temperature polymer electrolyte membrane (HTM) fuel cell, HTM...
- Publication number 20020119357
- Publication date Aug 29, 2002
- Manfred Baldauf
- H01 - BASIC ELECTRIC ELEMENTS