Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312919 | Sea floor automatic well intervention | Sudhir Gupta, Wei Zhang, Michael Linley Fripp, Charles Richard Thomas Hay, Arabinda Misra +3 more | 2025-05-27 |
| 11927712 | Downhole ultrasound image correction in oil based mud | Yu Weng, Peng Li, Chung Chang, Richard Timothy Coates, Xiang Wu +2 more | 2024-03-12 |
| 11519255 | Downhole tool dynamic and motion measurement with multiple ultrasound transducer | Peng Li, Yu Weng, Chung Chang, Boguslaw Wiecek | 2022-12-06 |
| 11415720 | Downhole ultrasound image correction in oil based mud | Yu Weng, Peng Li, Chung Chang, Richard Timothy Coates, Xiang Wu +2 more | 2022-08-16 |
| 10947838 | Echo velocity measurements without using recessed ultrasonic transceiver | Chung Chang, Yu Weng, Peng Li, Ziyang LI | 2021-03-16 |