Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8753015 | Crossed-roller bearing | Chang-Hsin Kuo, Tsung-Hsien Chiang | 2014-06-17 |
| 6785218 | Pre-recorded compact disc and copy-limit method thereof | Chia-Chieh Chang, Hsien-Hsiang Teng, Pai-Lu Wang, Don-Yau Chiang | 2004-08-31 |