Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597587 | Current driven synchronous rectifier with energy recovery using hysterisis driver | Frankie Ngai Kit Poon, Joe Chui Pong Liu | 2003-07-22 |
| 6580259 | High efficiency AC-DC converter with power factor corrector | Joe Chui Pong Liu, Franki Ngai Kit Poon | 2003-06-17 |