Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143013 | Downhole vibration characterization | Jason D. Dykstra, Yiming Zhao, Xingyong Song | 2021-10-12 |
| 10883355 | Nonlinear toolface control system for a rotary steerable drilling tool | Yuzhen Xue, Jason D. Dykstra, Xiaoqing Ge, Xingyong Song | 2021-01-05 |