Hideaki Yumiba

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Patents Grantslast 30 patents

Information Patent Grant
Lithium cell
- Patent number 5,547,785
- Issue date Aug 20, 1996
- Hitachi Maxell, Ltd.
- Hideaki Yumiba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lithium cell with a cathode comprising a copper compound oxide
- Patent number 5,470,678
- Issue date Nov 28, 1995
- Hitachi Maxell, Ltd.
- Hideaki Yumiba
- H01 - BASIC ELECTRIC ELEMENTS