Kiyoshi Ishitsuka

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrodes, alkaline secondary battery, and method for manufacturin...
- Patent number 7,393,612
- Issue date Jul 1, 2008
- Toshiba Battery Co., Ltd.
- Makoto Wakabayashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Battery pack comprising hollow portion and power tool using the same
- Patent number 6,428,925
- Issue date Aug 6, 2002
- Toshiba Battery Co., Ltd.
- Kazuta Takeno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Alkaline secondary battery manufacturing method, alkaline secondary...
- Patent number 5,708,349
- Issue date Jan 13, 1998
- Kabushiki Kaisha Toshiba
- Hiroyuki Hasebe
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Electrodes, alkaline secondary battery, and method for manufacturin...
- Publication number 20030140483
- Publication date Jul 31, 2003
- TOSHIBA BATTERY CO., LTD.
- Makoto Wakabayashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...