Ryoji Ozaki

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silver/metal oxide material for electrical contacts and method of p...
- Patent number 4,808,223
- Issue date Feb 28, 1989
- Fuji Electric Co., Ltd.
- Ryoji Ozaki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Multi-polar circuit breaker
- Patent number 4,574,170
- Issue date Mar 4, 1986
- Fuji Electric Co., Ltd.
- Ken-ichi Abe
- H01 - BASIC ELECTRIC ELEMENTS