Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9570256 | Gas circuit breaker | Kosuke Yanagi, Atsushi Nakagawa | 2017-02-14 |
| 8199445 | Gas insulated circuit breaker system and gas insulated circuit breaker monitoring method | Shiro Maruyama, Takashi Nakajima, Hiroyuki Hayata, Kazuhide Bannai, Hideo Ishizuka | 2012-06-12 |
| 6693250 | Hybrid gas insulation switchgear apparatus | Katsumi Suzuki, Hiroshi Furuta, Kenji Arai, Osamu Nakano, Kazutoshi Ogata | 2004-02-17 |
| 6538224 | Hybrid type gas insulation switch gear apparatus | Hiroshi Furuta, Hiroshi Murase | 2003-03-25 |
| 6521855 | Hybrid gas insulation switchgear apparatus | Katsumi Suzuki, Hiroshi Furuta, Kenji Arai, Osamu Nakano, Kazutoshi Ogata | 2003-02-18 |
| 6459568 | Hybrid type gas insulation switch gear apparatus | Shinsuke Uchino, Masaru Nozawa, Akihiro Yoshimi, Atsushi Abumiya, Kazutoshi Ogata +2 more | 2002-10-01 |