Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10094970 | Light-emitting apparatus | Chien-Feng Chang, Tsung-Huai Lee, Ying-Chieh Peng | 2018-10-09 |
| 10073212 | Lamp structure | Chien-Feng Chang, Tsung-Huai Lee, Wei-Chih Lin | 2018-09-11 |
| D811002 | Light fixture | Chien-Feng Chang, Tsung-Huai Lee, Wei-Chih Lin | 2018-02-20 |