Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8071905 | Gas circuit breaker | Yuji Yoshitomo, Daisuke Yoshida | 2011-12-06 |
| 8030590 | Gas-circuit breaker | Daisuke Yoshida, Yuji Yoshitomo | 2011-10-04 |
| 7902696 | Controlled switching device | Hiroyuki Tsutada, Takashi Hirai, Kenji Kamei | 2011-03-08 |
| 7868126 | Process for producing polyester, polyester produced using said process, and polyester molded product | Katsuhiko Kageyama, Tooru Kitagawa, Kenichi Funaki, Masaki Fuchikami, Kazuo Katayose +5 more | 2011-01-11 |