Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11683032 | Power semiconductor device | — | 2023-06-20 |
| 10629587 | Protection circuit and protection circuit system | Shinji Sakai | 2020-04-21 |
| 10547301 | Inverter driver | Shinji Sakai | 2020-01-28 |
| 10332869 | Method for manufacturing power module | Naoki Ikeda, Maki Hasegawa, Hisashi Kawafuji | 2019-06-25 |
| 10218348 | Control circuit | Shinji Sakai | 2019-02-26 |
| 10218345 | High-side gate drive circuit, semiconductor module, and three-phase inverter system | Shinji Sakai | 2019-02-26 |
| 9716058 | Power module and control integrated circuit | Naoki Ikeda, Maki Hasegawa, Hisashi Kawafuji | 2017-07-25 |
| 7828072 | Impact tool | Koichi Hashimoto, Hiroyuki Tsubakimoto | 2010-11-09 |
| 7828074 | Hammer drill | Hiroyuki Tsubakimoto, Koichi Hashimoto, Hidekazu Yuasa, Kunihiko Tatsu | 2010-11-09 |
| 7694750 | Hammer drill | Hiroyuki Tsubakimoto, Koichi Hashimoto, Hidekazu Yuasa, Kunihiko Tatsu | 2010-04-13 |