Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7184480 | Digital PWM generator | — | 2007-02-27 |
| 7151394 | Phase shifting and PWM driving circuits and methods | Da Liu | 2006-12-19 |
| 7026860 | Compensated self-biasing current generator | Thomas Yang | 2006-04-11 |
| 6897698 | Phase shifting and PWM driving circuits and methods | Da Liu | 2005-05-24 |