Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462970 | SMPS protection circuit in electronic appliance | — | 2002-10-08 |
| 5946201 | Boost-up power factor correcting circuit using a power feedback | — | 1999-08-31 |
| 5910887 | Apparatus for controlling switching frequency of SMPS transformer for video display appliance | — | 1999-06-08 |
| 5909361 | Output voltage stabilizing circuit of a power factor correction circuit at an initial power-on stage | — | 1999-06-01 |