Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6838631 | Power use circuit breaker and electrical circuit arrangement for electric power generation plant | Noriaki Munakata, Yukio Kurosawa, Shigetoshi Oouchi, Masaki Shinohara | 2005-01-04 |
| 6751078 | Power use circuit breaker and electrical circuit arrangement for electric power generation plant | Noriaki Munakata, Yukio Kurosawa, Shigetoshi Oouchi, Masaki Shinohara | 2004-06-15 |
| 5576580 | DC power supply circuit | Minoru Hosoda, Toru Yoshida, Shigetoshi Ouchi, Yasunobu Fujita, Fumihisa Ichikawa +1 more | 1996-11-19 |
| 5452170 | Commutation type DC breaker | Shinichi Ohde, Shigetoshi Ouchi, Toru Yoshida, Tutomu Kanno, Yukio Kugoh | 1995-09-19 |
| 5402297 | Commutating type DC circuit breaker arrangement | Shigetoshi Ouchi, Toru Yoshida, Yukio Kugoh, Fumihisa Ichikawa, Tutomu Kanno +2 more | 1995-03-28 |
| 5146387 | Interrupter having grounded interrupter container within a grounded cover | Syunji Itoh, Takahide Seki | 1992-09-08 |
| 5084600 | Gas-blast load-break switch | Takahide Seki, Syunji Itou, Tohru Tsubaki | 1992-01-28 |
| 5045651 | Switch | Takahide Seki, Yasuharu Seki, Masanori Tsukushi, Syunji Itoh | 1991-09-03 |
| 4933802 | Gas insulated switchgear system having single phase reserve bus | Mitsuga Haginoya, Tohru Tsubaki, Shigeru Fujiya | 1990-06-12 |
| 4365126 | Gas circuit breaker | Masabumi Oshima, Takeshi Takahashi | 1982-12-21 |