Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10322496 | Open-end wrench | — | 2019-06-18 |
| D839067 | Wrench head | — | 2019-01-29 |
| 9925581 | Process of manufacturing wrenches | — | 2018-03-27 |
| 9515530 | Stator module and magnetic field generating structure thereof | Se-Kang Ho, Kuo-Lin Chiu, Chia-Min Ting, Cheng-Min Chang, Hsien-Chang Huang +1 more | 2016-12-06 |
| 4915642 | Trouble-free connector with lock mechanism | Tien-Chih Hsing | 1990-04-10 |