Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338730 | System and method for orienting and anchoring downhole tools | Paul Kwong Shun Cheung | 2025-06-24 |
| 11673297 | Molding method for producing a stator for a screw drilling tool using elastomer material | Hongrui Zhang, Minghui Zhu, Yiran Liu, Zhuanrui Liu, Paul Kwong Shun Cheung +1 more | 2023-06-13 |
| 11555087 | Prepolymer of elastomer material for screw drilling tool and preparation method thereof | Hongrui Zhang, Minghui Zhu, Yiran Liu, Zhuanrui Liu, Paul Kwong Shun Cheung +1 more | 2023-01-17 |