Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11499377 | Force modulation system for a drill bit | Ming Zhang, Chris Cheng, Jiaqing Yu | 2022-11-15 |
| 11365589 | Cutting element with non-planar cutting edges | Chris Cheng, Jiaqing Yu, Xu Wang, YU-LIN LIU | 2022-06-21 |