| 7075398 |
Electromagnet and actuating mechanism for switch device, using thereof |
Ayumu Morita, Yasuaki Suzuki, Masato Yabu, Yozo Shibata, Takashi Kadowaki |
2006-07-11 |
| 6951993 |
Vacuum switch |
Shuuichi Kikukawa, Yasuaki Suzuki, Koichi Murata, Ryotaro Hanabuchi |
2005-10-04 |
| 6940376 |
Electromagnet and actuating mechanism for switch device, using thereof |
Ayumu Morita, Yasuaki Suzuki, Masato Yabu, Yozo Shibata, Takashi Kadowaki |
2005-09-06 |
| 6881917 |
Vacuum switchgear |
Shuuichi Kikukawa, Yasuaki Suzuki, Masato Kobayshi, Takuya Miyo |
2005-04-19 |
| 6855903 |
Vacuum switch |
Shuuichi Kikukawa, Yasuaki Suzuki, Koichi Murata, Ryotaro Hanabuchi |
2005-02-15 |
| 6816048 |
Electromagnet and actuating mechanism for switch device, using thereof |
Ayumu Morita, Yasuaki Suzuki, Masato Yabu, Yozo Shibata, Takashi Kadowaki |
2004-11-09 |
| 6529009 |
Vacuum switch including vacuum-measurement devices, switchgear using the vacuum switch, and operation method thereof |
Shuuichi Kikukawa, Katsunori Kojima, Ayumu Morita, Masashige Tsuji |
2003-03-04 |
| 6426627 |
Vacuum switch including vacuum-measurement devices, switchgear using the vacuum switch, and operation method thereof |
Shuuichi Kikukawa, Katsunori Kojima, Ayumu Morita, Masashige Tsuji |
2002-07-30 |
| 6335502 |
Vacuum switch and vacuum switch gear using the vacuum switch |
Shuichi Kikukawa, Minoru Kanoi, Makoto Tazawa, Takuya Miyo |
2002-01-01 |
| RE37244 |
Insulated type switching device |
Masayoshi Hayakawa, Fumio Shibata, Masato Kobayashi, Satoru Kajiwara, Masatoshi Morita +1 more |
2001-06-26 |
| 6005213 |
Insulated type switchgear device |
Ayumu Morita, Takashi Sato, Youichi Ohshita, Masayoshi Hayakawa, Toshio Horikoshi +1 more |
1999-12-21 |
| 5952636 |
Vacuum type switch gear device having L shaped stationary and movable conductors arrangement |
Ayumu Morita, Takashi Sato, Youichi Ohshita, Masayoshi Hayakawa, Toshio Horikoshi +1 more |
1999-09-14 |
| 5719365 |
Insulated type switching device |
Masayoshi Hayakawa, Fumio Shibata, Masato Kobayashi |
1998-02-17 |
| 5691521 |
Vacuum circuit breaker with improved contact assembly |
Katsuhiro Komuro, Yoshitaka Kojima, Yukio Kurosawa, Shunkichi Endoo, Yoshimi Hakamata +1 more |
1997-11-25 |
| 5280408 |
Power receiving and transforming apparatus |
Toshiaki Izumi |
1994-01-18 |
| 4504885 |
Switch board |
Isao Yoshikawa, Sinzi Sugitani |
1985-03-12 |