Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7973260 | Wire electrical discharge machining | Tzuo-Liang Luo, En-Sheng Chang, Ching-Yuan Lin | 2011-07-05 |
| 7909550 | Swivel spindle head with gear device driven by multiple torque motors | Ching-Yuan Lin, En-Sheng Chang, Shih-Yen Chung | 2011-03-22 |