| 6621030 |
Gas-insulated switchgear |
Tomoyuki Andou, Junzo Kida, Makoto Hirose |
2003-09-16 |
| 5821496 |
Method of controlling transient recovery voltage and gas insulation switch gear using the same |
Eisaku Mizufune, Takashi Sato, Katsuichi Kashimura, Yoshihito Asai, Yukio Korosawa |
1998-10-13 |
| 5814781 |
Puffer type gas circuit breaker |
Kastuichi Kashimura, Yoshihito Asai, Yukio Kurosawa, Goro Daimon, Kenji Tsuchiya +2 more |
1998-09-29 |
| 5793597 |
Puffer type gas breaker |
Eisaku Mizufune, Yukio Kurosawa, Katsuichi Kashimura, Yoshihito Asai, Kogi Ishikawa +5 more |
1998-08-11 |
| 5610381 |
Compression gas puffer type circuit breaker |
Eisaku Mizufune, Kenichi Natsui, Yukio Kurosawa, Goro Daimon, Yoshihito Asai +2 more |
1997-03-11 |
| 5502290 |
Switch mechanism |
Kunio Hirasawa, Masanori Tsukushi, Yukio Kurosawa, Tadashi Sato, Youichi Ohshita |
1996-03-26 |
| 5391930 |
Circuit breaker with parallel resistor |
Youichi Ohshita, Katuichi Kashimura, Akira Hashimoto, Yukio Kurosawa, Isao Nishida |
1995-02-21 |
| 5159164 |
Gas circuit breaker |
Yasuharu Seki, Masanori Tsukushi |
1992-10-27 |
| 5153397 |
Gas circuit breaker |
Yasuharu Seki, Masanori Tsukushi |
1992-10-06 |
| 5151566 |
Gas circuit breaker |
Yasuharu Seki, Masanori Tsukushi |
1992-09-29 |
| 5079392 |
Gas circuit breaker |
Masanori Tsukushi, Yashuharu Seki, Yukio Kurosawa |
1992-01-07 |
| 5079391 |
Puffer type gas circuit breaker, contact cover and insulated nozzle of the breaker |
Masanori Tsukushi, Yasuharu Seki, Yukio Kurosawa |
1992-01-07 |
| 5072084 |
Gas circuit breaker |
Yasuharu Seki, Masanori Tsukushi |
1991-12-10 |
| 5039831 |
Circuit breaker |
Minori Sato, Kastuichi Kashimura, Masanori Tsukushi, Yukio Kurosawa, Kazuhiro Saito +1 more |
1991-08-13 |
| 5012051 |
Three-phase common container-type circuit breaker |
Masanori Tsukushi, Yasuharu Seki, Tokio Goto, Yukio Kurosawa |
1991-04-30 |
| 4939322 |
Puffer type circuit breaker |
Katsuichi Kashimura, Minori Sato, Yukio Kurosawa |
1990-07-03 |
| 4434335 |
Compressed-gas circuit interrupter with a heater |
Ken-ichi Natsui |
1984-02-28 |
| 4211903 |
Electromagnetic puffer type gas circuit breaker |
Masanori Tsukushi, Katsuichi Kashimura, Yoshio Yoshioka, Kunio Hirasawa |
1980-07-08 |
| 4182942 |
Puffer-type gas-blast circuit breaker |
Ken-ichi Natsui, Yoshio Yoshioka |
1980-01-08 |