Katsuhiko Shiota

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Tohkai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sodium-sulfur battery, and a battery system using same
- Patent number 6,329,099
- Issue date Dec 11, 2001
- Hitachi, Ltd.
- Tetsuo Oyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Sodium-sulfur battery, and a battery system using same
- Patent number 5,962,160
- Issue date Oct 5, 1999
- Hitachi, Ltd.
- Tetsuo Oyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Semiconductor device and method for manufacturing the same
- Patent number 5,051,812
- Issue date Sep 24, 1991
- Hitachi, Ltd.
- Jin Onuki
- H01 - BASIC ELECTRIC ELEMENTS