Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10018666 | Partial discharge monitoring system and partial discharge monitoring method | Shiro Maruyama, Minoru Saito, Takashi Nakajima, Shin Hasegawa, Hiroyuki Hayata | 2018-07-10 |
| 6845301 | System for protecting and controlling substation main circuit components | Koichi Hamamatsu, Tokuo Ito, Hachidai Ito, Yoshito Sameda, Noriyoshi Suga +9 more | 2005-01-18 |