Akio Shimizu

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silver oxide cell and its manufacture
- Patent number 4,247,606
- Issue date Jan 27, 1981
- Hitachi Maxell, Ltd.
- Yoshio Uetani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silver(II) oxide cell and its manufacture
- Patent number 4,101,719
- Issue date Jul 18, 1978
- Hitachi Maxell, Ltd.
- Yoshio Uetani
- H01 - BASIC ELECTRIC ELEMENTS