Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6678129 | Protection circuit for a switched mode power supply | Seng Huat Ng, Kum Yoong Zee | 2004-01-13 |
| 6233164 | Protection circuit for a switched-mode power supply | Kum Yoong Zee, Seng Huat Ng | 2001-05-15 |
| 5903451 | SMPS with a variable frequency start up circuit | Chun-Hsing Wu | 1999-05-11 |