Tetsu Yamamoto

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for production of polyelectrolyte membranes and fuel cell
- Patent number 7,396,615
- Issue date Jul 8, 2008
- BASF Fuel Cell GmbH
- Tetsu Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing bridged polymer membrane and fuel cell
- Patent number 6,790,553
- Issue date Sep 14, 2004
- Celanese Ventures GmbH
- Tetsu Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bipolar plates for fuel cell stacks
- Patent number 6,706,437
- Issue date Mar 16, 2004
- SGL Carbon AG
- Victor Trapp
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for producing polymer electrolyte membrane and fuel cell
- Patent number 6,352,742
- Issue date Mar 5, 2002
- Celanese Ventures GmbH
- Makoto Murata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Bipolar plates for fuel cell stacks
- Publication number 20020127457
- Publication date Sep 12, 2002
- Victor Trapp
- H01 - BASIC ELECTRIC ELEMENTS