Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403571 | Torque wrench with strain gauges | Minglin Shi, Henglian Luo | 2025-09-02 |
| 12208494 | Ratchet wrench with drive pins | Minglin Shi, Wanli Wu | 2025-01-28 |
| 10744623 | Ratchet wrench | — | 2020-08-18 |
| D852263 | Belay glasses | — | 2019-06-25 |
| 10232494 | Ratchet wrench | — | 2019-03-19 |
| D814258 | Wrench | — | 2018-04-03 |
| 9321157 | Wrench | — | 2016-04-26 |
| 9120212 | Ratchet and method for making the same | — | 2015-09-01 |
| 8646363 | Ratchet with coated layer and the method for making the same | Sen Hou | 2014-02-11 |
| 8596170 | Single direction mechanism of a ratchet wrench | — | 2013-12-03 |
| 8291792 | Rachet wrench | — | 2012-10-23 |