Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10563464 | Convex ridge type non-planar cutting tooth and diamond drill bit | Liang Zhao, Xiaomin Cheng, Demin Chen, Xiongwen Yang, Yonghong Wang +1 more | 2020-02-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10563464 | Convex ridge type non-planar cutting tooth and diamond drill bit | Liang Zhao, Xiaomin Cheng, Demin Chen, Xiongwen Yang, Yonghong Wang +1 more | 2020-02-18 |