Issued Patents 2016
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9381625 | Electrical wrench | Qiwei Zhou, Wu Chen | 2016-07-05 |
| 9321154 | Through-hole type power ratchet wrench | Changxi Dai, Junliu Zhang | 2016-04-26 |
| 9308630 | Impact screwdriver | Zhongxin Xu | 2016-04-12 |
| 9272399 | Electrical wrench | Qiwei Zhou | 2016-03-01 |