Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5459386 | Motor drive control apparatus having a plurality of motor characteristics | Mahito Unno | 1995-10-17 |
| 5260631 | Spindle position/speed control unit | Takahiro Hayashida, Mahito Unno | 1993-11-09 |
| 5197363 | Spindle driving device for a machine tool | Takahiro Hayashida, Mahito Unno | 1993-03-30 |
| 4751447 | AC motor speed control apparatus | — | 1988-06-14 |