Kazuo Tokuhata

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Operating device for effecting opening and closing operation of a v...
- Patent number 4,465,991
- Issue date Aug 14, 1984
- Kabushiki Kaisha Meidensha
- Shinzo Sakuma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum power interrupting device
- Patent number 4,434,331
- Issue date Feb 28, 1984
- Kabushiki Kaisha Meidensha
- Shinzo Sakuma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum power interrupting device
- Patent number 4,429,197
- Issue date Jan 31, 1984
- Kabushiki Kaisha Meidensha
- Shinzo Sakuma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum circuit breaker
- Patent number 4,421,961
- Issue date Dec 20, 1983
- Kabushiki Kaisha Meidensha
- Shinzo Sakuma
- H01 - BASIC ELECTRIC ELEMENTS