Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11131540 | Tubular measurement | Jacques Orban, Shunfeng Zheng | 2021-09-28 |
| 11029444 | Pipe tracking system for drilling rigs | Gokturk Tunc, Shunfeng Zheng | 2021-06-08 |
| 10995571 | Image based system for drilling operations | Shunfeng Zheng, Richard Meehan, John David Rowatt, Joergen K. Johnsen, Sylvain Chambon | 2021-05-04 |