Toyoaki Ishizaki

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polymer electrolyte fuel cell, electrode for it and method for prod...
- Patent number 6,734,132
- Issue date May 11, 2004
- Asahi Glass Company, Ltd.
- Masaru Yoshitake
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer electrolyte fuel cell, electrode for it and method for prod...
- Patent number 6,528,200
- Issue date Mar 4, 2003
- Asahi Glass Company, Ltd.
- Masaru Yoshitake
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Solid polymer electrolyte type fuel cell
- Patent number 6,087,032
- Issue date Jul 11, 2000
- Asahi Glass Company Ltd.
- Masaru Yoshitake
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Polymer electrolyte fuel cell, electrode for it and method for prod...
- Publication number 20030077503
- Publication date Apr 24, 2003
- ASAHI GLASS COMPANY LTD.
- Masaru Yoshitake
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...