Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9726344 | Lens and light emitting device having the same | Cheng-Chun Liao, Chung-Min Chang, Chih-Peng Hsu | 2017-08-08 |
| 9557047 | Light emitting diode lamp | Ming-Ta Tsai, Chung-Min Chang | 2017-01-31 |