Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7994826 | Drive circuit for power semiconductor switching device | Katsumi Ishikawa, Hideki Miyazaki, Yasuhiko Kono | 2011-08-09 |
| 7965056 | Control apparatus of power conversion system | Mutsuhiro Terunuma, Eiichi Toyota, Motomi Shimada | 2011-06-21 |
| 7880174 | Circuit arrangement having a free-wheel diode | Haruka Shimizu, Katsumi Ishikawa, Dai Tsugawa | 2011-02-01 |