Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7023148 | Power feedback power factor correction high frequency inverter | James Chien Fan Chao, Kanghong Zhang | 2006-04-04 |
| 6998786 | Control circuit of electronic ballast for fluorescent lamp | — | 2006-02-14 |
| 6998795 | Power factor correction circuit for electronic ballast | — | 2006-02-14 |
| 6605908 | Stopper protection circuit of electronic ballast for fluorescent lamp | Kanghong Zhang, James Chien Fan Chao | 2003-08-12 |