Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8063292 | Speaker structure | — | 2011-11-22 |
| 8040102 | Solar-powered LED street light | Ching-Shang Kao | 2011-10-18 |
| 7911811 | Switching power supply with increased efficiency at light load | William R. Wheeler | 2011-03-22 |
| 7883358 | Connection-sensing DC plug and DC connector with the same | Chun Chu, Chun HUA | 2011-02-08 |