Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650706 | Control device for salient pole type permanent magnet motor | Eiji Yamada | 1997-07-22 |
| 5631512 | Synchronous motor having magnetic poles of permanent magnet and magnetic poles of a soft magnetic material | Tetsuya Miura | 1997-05-20 |
| 5623178 | Coil structure for electric motor | Eiji Yamada, Tetsuya Miura | 1997-04-22 |
| 5608300 | Electrical angle-detecting apparatus and driving system of synchronous motor using the same | Eiji Yamada, Tetsuya Miura, Yoshiaki Taga, deceased | 1997-03-04 |