Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10989363 | LED filament and LED bulb with LED filament | Chien-Li Yang, Yu-Chun Chung | 2021-04-27 |
| 10907772 | LED lamp and LED emitter of the same | Wenbo Ma, Qiurong Liao, Kuo-Hsin CHANG, Chung-Ping Lai | 2021-02-02 |