Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10359554 | Attaching device | Jinping Zhou, Lizhu Yu, Hongtao Ma, Guodong Wang | 2019-07-23 |
| 9969050 | Grinding head and grinding device | Wei Zhao, Hongtao Ma, Lizhu Yu, Peng DI, Guodong Wang | 2018-05-15 |