Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347152 | Combined frictional false twisting device for ring spinning frame | Lei Fang, Deliang Zhang, Linyao Wang, Xihui He, Wenhua Zhou +5 more | 2016-05-24 |
| 8684881 | Transmission gear box for bikes | — | 2014-04-01 |