Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9754742 | Gas circuit breaker | Masanao Terada, Katsuhiko Shiraishi | 2017-09-05 |
| 9673005 | Switchgear | Hisashi Urasaki, Makoto Hirose, Masataka Sasaki, Yasuaki Aoyama | 2017-06-06 |
| 9620315 | Gas circuit breaker | Masanao Terada, Hajime Urai, Katsuhiko Shiraishi, Hiroaki Hashimoto, Noriyuki Yaginuma | 2017-04-11 |