Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9933764 | Rotating shaft device with variable torsion, electronic device and control method thereof | Zhigang Na, Huajun Dong | 2018-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9933764 | Rotating shaft device with variable torsion, electronic device and control method thereof | Zhigang Na, Huajun Dong | 2018-04-03 |