Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5744928 | Digital locked loop | Sang Yong Lee | 1998-04-28 |
| 5717298 | Brushless DC motor start circuit that suppresses field excitation during alternate polyphase commutation states when starting | Sang Yong Lee | 1998-02-10 |
| 5650699 | Remote starting circuit and method for brushless DC motor | Sang-Woo Lee, Sang Yong Lee | 1997-07-22 |
| 5616996 | Model reference following commutation circuit and adjusting method thereof | Sang Yong Lee | 1997-04-01 |