Kouji Suzuki

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Takahagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum circuit breaker
- Patent number 5,379,014
- Issue date Jan 3, 1995
- Hitachi, Ltd.
- Takashi Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Contact structure for vacuum circuit breaker
- Patent number 5,189,270
- Issue date Feb 23, 1993
- Hitachi, Ltd.
- Morihisa Matumoto
- H01 - BASIC ELECTRIC ELEMENTS