Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298848 | Large capacity variable speed PWM spatial vector type sub-harmonic system for driving AC electric motor | Shigeta Ueda, Takashi Ikimi, Noboru Ogawa, Yorito Jifuku, Kenzo Kamiyama | 1994-03-29 |