Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808090 | Force modulation system for a drill bit | Ming Zhang, Jiaqing Yu, Xiongwen Yang | 2023-11-07 |
| 11702891 | Force modulation system with an elastic force member for downhole conditions | Lei Zhao, Ming Zhang, Jiaxiang Ren, Chengxi Li | 2023-07-18 |
| 11661799 | Shaped cutter with alignment structure for drill bit and assembly method thereof | Javier Davila | 2023-05-30 |
| 11591858 | Cutting elements with increased curvature cutting edges | Jiaqing Yu, Jianhua Guo, Bo Zhou, Shijun Qiao, Chuang Zhang +3 more | 2023-02-28 |