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Mitsuru Toyoda
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Yokohama, JP
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last 30 patents
Information
Patent Grant
Gas circuit breaker
Patent number
5,977,502
Issue date
Nov 2, 1999
Kabushiki Kaisha Toshiba
Hitoshi Mizoguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Puffer type gas insulated circuit breaker
Patent number
4,665,289
Issue date
May 12, 1987
Kabushiki Kaisha Toshiba
Satoru Yanabu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit breaker provided with parallel resistor
Patent number
4,489,291
Issue date
Dec 18, 1984
Tokyo Shibaura Denki Kabushiki Kaisha
Mitsuru Toyoda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit breaker having a parallel resistor
Patent number
4,454,394
Issue date
Jun 12, 1984
Tokyo Shibaura Denki Kabushiki Kaisha
Mitsuru Toyoda
H01 - BASIC ELECTRIC ELEMENTS