Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746609 | Pressure compensator, method for pressure compensation, and system | Zhihui Zhang | 2023-09-05 |
| 11725481 | Wet-mate retrievable filter system | Zhi Yong He, Tony Rocco Hepp | 2023-08-15 |
| 11591890 | Method and apparatus for producing hydrocarbon | Zhi Yong He, Zhihui Zhang | 2023-02-28 |