Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10041990 | Water tree testing method and water tree testing apparatus | Yuichi Tsuboi, Toshihiro Tsuda, Tetsuo Yoshimitsu | 2018-08-07 |
| 8605470 | Power converter performing soft switching | Yasuhiko Hosokawa, Toshifumi Ise | 2013-12-10 |
| 8508962 | Power conversion apparatus | Yasuhiko Hosokawa, Toshifumi Ise | 2013-08-13 |