Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837235 | Hybrid rotary guiding device | Qingbo Liu, Qingyun Di, Wenxuan Chen, Jiansheng Du, Yongyou Yang +3 more | 2020-11-17 |
| 10815730 | Anti-rotating device of non-rotating sleeve and a rotary guiding device | Qingbo Liu, Qingyun Di, Wenxuan Chen, Jiansheng Du, Yongyou Yang +3 more | 2020-10-27 |
| 10591635 | Apparatus and methods for communicating with a downhole tool | Lianhe Guo, Bruce Carter | 2020-03-17 |