Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967833 | LED lens and light source device using the same | Chih-Peng Wang, Huang-Chang Chen, Jui-Wen Lee | 2015-03-03 |
| 8926142 | LED lens and light emitting device using the same | Huang-Chang Chen, Chih-Peng Wang | 2015-01-06 |