Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7518896 | Phase control system for switching power supply pre-regulator allows increased power transformer leakage inductance | Chin-Hong Cheah, Beng Wei Keng | 2009-04-14 |
| 7362149 | Zero crossing detection and correction upon a distorted primary AC power line voltage | Chin-Hong Cheah | 2008-04-22 |