Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808090 | Force modulation system for a drill bit | Chris Cheng, Jiaqing Yu, Xiongwen Yang | 2023-11-07 |
| 11702891 | Force modulation system with an elastic force member for downhole conditions | Lei Zhao, Chris Cheng, Jiaxiang Ren, Chengxi Li | 2023-07-18 |
| 11703361 | Five-degree-of-freedom heterodyne grating interferometry system | Yu Zhu, Fuzhong Yang, Leijie Wang, Rong Cheng, Xin Li +2 more | 2023-07-18 |