Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10563464 | Convex ridge type non-planar cutting tooth and diamond drill bit | Javier Davila, Liang Zhao, Xiaomin Cheng, Xiongwen Yang, Yonghong Wang +1 more | 2020-02-18 |
| 10125552 | Convex ridge type non-planar cutting tooth and diamond drill bit | Liang Zhao, Xiaomin Cheng, Xiongwen Yang, Yonghong Wang, YU-LIN LIU | 2018-11-13 |