Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9548614 | Cordless tool system | Dezhong Yang, Haishen Xu, Junya Duan, Hao Du | 2017-01-17 |
QZ
Qichun Zhang
Overall (2017): #275,729 of 506,227Top 55%
1
Patents 2017