Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443307 | Rotary steerable drilling tool and method of control thereof | Qingyun Di, Zili Wang, Wenxuan Chen | 2019-10-15 |
| 10436009 | Apparatus for testing the function and performance of a rotary steerable tool in a horizontal or inclined state | Qingyun Di, Zili Wang, Wenxuan Chen | 2019-10-08 |