Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631512 | Synchronous motor having magnetic poles of permanent magnet and magnetic poles of a soft magnetic material | Yasutomo Kawabata | 1997-05-20 |
| 5623178 | Coil structure for electric motor | Yasutomo Kawabata, Eiji Yamada | 1997-04-22 |
| 5608300 | Electrical angle-detecting apparatus and driving system of synchronous motor using the same | Yasutomo Kawabata, Eiji Yamada, Yoshiaki Taga, deceased | 1997-03-04 |