Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9853509 | Composite torque rotating electric machine | Masataka Yahara, Hiroshi Nagase, Fumio Tajima, Yoshihiro Yamaguchi | 2017-12-26 |
| 9806571 | Composite torque rotating electric machine | Masataka Yahara, Hiroshi Nagase, Fumio Tajima, Yoshihiro Yamaguchi | 2017-10-31 |
| 9088193 | Motor exciting device and motor exciting method and motor control device and motor control method | Yoshihiro Yamaguchi, Hiroshi Nagase, Fumio Tajima, Masataka Yahara | 2015-07-21 |
| 8283830 | Rotating electric machine and drive system thereof | Toshihiko Sakai | 2012-10-09 |