Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305512 | Short-radius trajectory-controllable drilling tool and combined type steerable drilling tool | Zichen Xu, Zhonghua Yang | 2025-05-20 |
| 12168930 | Short-radius drilling tool, track-controllable lateral drilling tool and method | Zichen Xu, Zhonghua Yang | 2024-12-17 |
| 12025005 | Easy building-up hybrid rotary steerable drilling system | Zichen Xu | 2024-07-02 |