Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6949006 | Belt-disc sander having speed adjuster | Yu-Kai Chen, Yung-Chun Wu, Wen-Yang Wang, Chin-Hsiung Chang | 2005-09-27 |
| 6876159 | Electronic ballast system for emergency lighting applications | Yung-Chun Wu, Yu-Kai Chen, Chin-Hsiung Chang | 2005-04-05 |