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Patent applications and USPTO patent grants for Somei; Hiromichi.The latest application filed is for "vacuum circuit breaker".
Patent | Date |
---|---|
Vacuum circuit breaker Grant 8,283,590 - Sasaki , et al. October 9, 2 | 2012-10-09 |
Vacuum Circuit Breaker App 20100059480 - Sasaki; Ryosuke ;   et al. | 2010-03-11 |
Vacuum Valve App 20020050485 - WATANABE, KENJI ;   et al. | 2002-05-02 |
Vacuum valve App 20010030174 - Watanabe, Kenji ;   et al. | 2001-10-18 |
Electrode arrangement of vacuum circuit breaker with magnetic member for longitudinal magnetization Grant 6,080,952 - Okutomi , et al. June 27, 2 | 2000-06-27 |
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