Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11657193 | Mechanics calculation method of drill bit tooth considering rock dynamic strength and mixed crushing mode | Ping Chen, Jianhong Fu, Yingxin YANG | 2023-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11657193 | Mechanics calculation method of drill bit tooth considering rock dynamic strength and mixed crushing mode | Ping Chen, Jianhong Fu, Yingxin YANG | 2023-05-23 |