Eri Yokoyama

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite electrode material and method for producing the same, and...
- Patent number 6,989,218
- Issue date Jan 24, 2006
- Hitachi Maxell, Ltd.
- Masayuki Yamada
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Composite electrode material and method for producing the same, and...
- Publication number 20030142466
- Publication date Jul 31, 2003
- Masayuki Yamada
- H01 - BASIC ELECTRIC ELEMENTS