Takeo Kawahara

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Funabashi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Onium salt, electrolyte for nonaqueous cell containing the novel on...
- Patent number 7,923,142
- Issue date Apr 12, 2011
- Tokuyama Corporation
- Tomonori Matsunaga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Onium salt, electrolyte for non-aqueous cell containing the novel o...
- Patent number 7,846,576
- Issue date Dec 7, 2010
- Tokuyama Corporation
- Tomonori Matsunaga
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SEPARATION MEMBRANE FOR FUEL CELL
- Publication number 20100216050
- Publication date Aug 26, 2010
- Tokuyama Corporation
- Shingo Matsui
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
NOVEL ONIUM SALT, ELECTROLYTE FOR NONAQUEOUS CELL CONTAINING THE NO...
- Publication number 20080039634
- Publication date Feb 14, 2008
- TOKUYAMA CORPORATION
- Tomonori Matsunaga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel onium salt, electrolyte for non-aqueous cell containing the n...
- Publication number 20040170890
- Publication date Sep 2, 2004
- Tomonori Matsunaga
- C07 - ORGANIC CHEMISTRY