Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7148658 | Photoflash capacitor charger and method thereof | — | 2006-12-12 |
| 6956358 | Photoflash capacitor charger and method thereof | — | 2005-10-18 |
| 5798635 | One pin error amplifier and switched soft-start for an eight pin PFC-PWM combination integrated circuit converter controller | Jeffrey Hwang, Calvin Hsu, Alland Chee | 1998-08-25 |