Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11967471 | Electrical contact and vacuum switch tube comprising electrical contact | Hiroyuki Chibahara, Taiki DONEN, Satoshi OCHI, Yuichi Takai | 2024-04-23 |
| 11066731 | Electric contact and vacuum interrupter using same | Hiroyuki Chibahara, Taiki DONEN, Satoshi OCHI, Takayuki Itotani | 2021-07-20 |