Sumihiko Makizoe

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Takehara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Manganese-nickel mixed hydroxide for battery active material and pr...
- Patent number 6,132,639
- Issue date Oct 17, 2000
- Mitsui Mining & Smelting Company, Ltd.
- Kazuhito Komatsu
- H01 - BASIC ELECTRIC ELEMENTS