Masayoshi Yokoi

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Okazaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fuel cell separator, manufacturing method thereof and fuel cell
- Patent number 7,422,815
- Issue date Sep 9, 2008
- Toyota Jidosha Kabushiki Kaisha
- Hiromichi Nakata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Separator of a fuel cell and a manufacturing method thereof
- Patent number 7,364,814
- Issue date Apr 29, 2008
- Toyota Jidosha Kabushiki Kaisha
- Hiromichi Nakata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Fuel cell separator, manufacturing method thereof and fuel cell
- Patent number 7,052,794
- Issue date May 30, 2006
- Toyota Jidosha Kabushiki Kaisha
- Hiromichi Nakata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Fuel cell gas separator, manufacturing method thereof, and fuel cell
- Patent number 6,749,959
- Issue date Jun 15, 2004
- Toyota Jidosha Kabushiki Kaisha
- Hiromichi Nakata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Fuel cell separator, manufacturing method thereof and fuel cell
- Publication number 20040197467
- Publication date Oct 7, 2004
- Toyota Jidosha Kabushiki Kaisha
- Hiromichi Nakata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Separator of a fuel cell and a manufacturing method thereof
- Publication number 20030228510
- Publication date Dec 11, 2003
- Hiromichi Nakata
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Fuel cell separator, manufacturing method thereof and fuel cell
- Publication number 20010033957
- Publication date Oct 25, 2001
- Hiromichi Nakata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Fuel cell gas separator, manufacturing method thereof, and fuel cell
- Publication number 20010028974
- Publication date Oct 11, 2001
- Hiromichi Nakata
- H01 - BASIC ELECTRIC ELEMENTS