Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10329407 | Degradable extrusion resistant compositions and articles of manufacture | Ping Duan, Anil K. Sadana, Suman Khatiwada, YingQing Xu | 2019-06-25 |
| 10287848 | Structurally supported seal element assembly | Guijun Deng, Ping Duan, YingQing Xu | 2019-05-14 |
| 10227471 | Degradable extrusion resistant compositions and articles of manufacture | Ping Duan, Anil K. Sadana | 2019-03-12 |