Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10144101 | Headstock assembly for machine tool | Chih-Wei Wang, Chien-Hung Lai, Chung-Sheng Hsu | 2018-12-04 |
| 9308593 | Angle-adjustable thread processing machine | Chih-Wei Wang, Chien-Hung Lai | 2016-04-12 |
| 9144836 | Feeding device | Yao-Jen Chang, Chao-Yu Lee | 2015-09-29 |