Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624599 | Compact single-stage electronic ballast circuit for emergency lighting applications | Yu-Kai Chen, Yung-Chun Wu, Chin-Hsiung Chang | 2003-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624599 | Compact single-stage electronic ballast circuit for emergency lighting applications | Yu-Kai Chen, Yung-Chun Wu, Chin-Hsiung Chang | 2003-09-23 |