Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10128071 | Abrasion resistant material, puffer cylinder, and puffer type gas circuit breaker | Masahiko Ono, Makoto Hirose, Daisuke Ebisawa | 2018-11-13 |
| 9673005 | Switchgear | Makoto Hirose, Masataka Sasaki, Yoichi Oshita, Yasuaki Aoyama | 2017-06-06 |
| 9653239 | Wear-resistant material, method for producing the same, puffer cylinder and puffer-type gas circuit breaker | Masahiko Ono, Makoto Hirose, Daisuke Ebisawa | 2017-05-16 |
| 9604881 | Wear-resistant material, puffer cylinder, and puffer-type gas circuit breaker | Masahiko Ono, Makoto Hirose, Daisuke Ebisawa | 2017-03-28 |
| 8804298 | Gas insulated bus and particle removal method for gas insulated bus | Tatsuro Kato, Toshiaki Rokunohe, Ryoichi Shinohara | 2014-08-12 |