Yuichi Matsumura

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydrogen absorbing electrode, nickel electrode and alkaline storage...
- Patent number 6,136,473
- Issue date Oct 24, 2000
- Yuasa Corporation
- Kengo Furukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hydrogen absorbing electrode and its manufacturing method
- Patent number 5,935,732
- Issue date Aug 10, 1999
- Yuasa Corporation
- Yuichi Matsumura
- B22 - CASTING POWDER METALLURGY