Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7956553 | Light source driving circuit | Bi-Hsien Chen, Han-Yu Chao | 2011-06-07 |
| 7911441 | Current-controlling apparatus for controlling current of light emitting diode string | Han-Yu Chao, Bi-Hsien Chen | 2011-03-22 |