Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018195 | AC motor drive control device and method | Hiroki Ohtani, Makoto Nakamura, Kenji Yamada, Masaki Okamura | 2011-09-13 |
| 7973505 | Electric vehicle control device | Masayoshi Suhama, Masaki Okamura, Hiroaki Kioka, Ken Iwatsuki | 2011-07-05 |
| 7911162 | Motor drive device and control method | — | 2011-03-22 |
| 7911177 | AC motor drive controller | Hiroki Ohtani, Makoto Nakamura, Kenji Yamada | 2011-03-22 |