Kenya Kazehara

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Patents Grantslast 30 patents

Information Patent Grant
Non-aqueous electrochemical cell
- Patent number 4,888,255
- Issue date Dec 19, 1989
- Hitachi Maxell, Ltd.
- Kazumi Yoshimitsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non aqueous electrochemical battery with explosion proof arrangemen...
- Patent number 4,842,965
- Issue date Jun 27, 1989
- Hitachi Maxell, Ltd.
- Hisashi Urushiwara
- H01 - BASIC ELECTRIC ELEMENTS