Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10665399 | Gas circuit breaker | Daisaku Yamada, Yasunori Nakamura, Yuji Yoshitomo, Daisuke Yoshida | 2020-05-26 |
| 10460894 | Gas circuit breaker | Yasunori Nakamura, Yuji Yoshitomo, Daisuke Yoshida | 2019-10-29 |