Issued Patents All Time
Showing 76–77 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5856734 | Driving circuit of direct current brushless motor | Jae Sung Cho | 1999-01-05 |
| 5744894 | Brushless motor having a field magnet, a portion of which is used for detecting the rotor's position | Jae Sung Cho | 1998-04-28 |