Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8922997 | Electric power conversion device | Takeshi Shinomiya, Yuichiro Nozaki, Masafumi Makino, Yasuhiko Kono, Tetsuo Kojima +1 more | 2014-12-30 |
| 8908375 | Cooler of power converting device for railroad vehicle | Yasuhiko Kono, Akihiro Hishida | 2014-12-09 |
| 7643323 | Power converter | Katsunori Azuma, Akira Mishima, Takashi Kaneko | 2010-01-05 |
| 7317626 | Power converter | Katsunori Azuma, Akira Mishima, Takashi Kaneko | 2008-01-08 |