Seiichi Akita

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a cross-linked polyvinyl alcohol separator for...
- Patent number 6,033,806
- Issue date Mar 7, 2000
- Nippon Oil Co., Ltd.
- Izuru Sugiura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Zinc electrode for alkaline storage battery
- Patent number 5,382,482
- Issue date Jan 17, 1995
- Nippon Oil Company, Limited
- Masanobu Suga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Zinc electrode for alkaline storage battery
- Patent number 5,348,820
- Issue date Sep 20, 1994
- Nippon Oil Company, Limited
- Masanobu Suga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polymeric solid electrolytes and production process thereof
- Patent number 5,326,657
- Issue date Jul 5, 1994
- Nippon Oil Co., Ltd.
- Masanobu Suga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation process of polymeric solid electrolyte
- Patent number 5,194,490
- Issue date Mar 16, 1993
- Nippon Oil Co., Ltd.
- Masanobu Suga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer compositions
- Patent number 5,120,472
- Issue date Jun 9, 1992
- Nippon Oil Company
- Yutaka Shikatani
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...