Hans-Frieder Walz

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Bad Ueberkingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for operating a fuel cell system in a mode of reduced power...
- Patent number 8,192,876
- Issue date Jun 5, 2012
- Daimler AG
- Volker Schempp
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for operating a gas generation device in a fuel cell system
- Patent number 7,135,049
- Issue date Nov 14, 2006
- NuCellSys GmbH
- Stefan Boneberg
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System and method for cooling a fuel cell arrangement
- Patent number 6,942,938
- Issue date Sep 13, 2005
- Ballard Power Systems AG
- Monika Derflinger
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Fuel Cell System and Motor Vehicle with Such a Fuel Cell System
- Publication number 20110097633
- Publication date Apr 28, 2011
- Daimler AG
- Philip Anumu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Control Method for a Fuel Cell System and Fuel Cell System
- Publication number 20110053015
- Publication date Mar 3, 2011
- Daimler AG
- Hans-Frieder Walz
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD FOR OPERATING A FUEL CELL SYSTEM IN A MODE OF REDUCED POWER...
- Publication number 20100003551
- Publication date Jan 7, 2010
- DAIMLER AG
- Volker Schempp
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
System and method for cooling a fuel cell arrangement
- Publication number 20020127448
- Publication date Sep 12, 2002
- Ballard Power Systems AG
- Monika Derflinger
- B60 - VEHICLES IN GENERAL
Information Patent Application
Method for operating a gas generation device in a fuel cell system
- Publication number 20020011028
- Publication date Jan 31, 2002
- Stefan Boneberg
- H01 - BASIC ELECTRIC ELEMENTS