Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12071587 | Anti-corrosion and low-heat-conduction annulus protection fluid for deep-sea oil and gas exploitation and preparation method thereof | Chang Lu, Yuhuan Bu, Shaorui Jing, Shenglai Guo, Huajie Liu | 2024-08-27 |
| 4747407 | Blood vessel anastomat | Ying Liu, Shu MA, Shi-Ze Liu, Nai H. Li | 1988-05-31 |