Issued Patents 2021
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148950 | Reinforced composites, methods of manufacture, and articles therefrom | Lei Zhao | 2021-10-19 |
| 11118687 | Plug system | Zhihui Zhang, YingQing Xu | 2021-09-14 |
| 11097511 | Methods of forming polymer coatings on metallic substrates | Lei Zhao | 2021-08-24 |
| 11090719 | Aluminum alloy powder metal compact | — | 2021-08-17 |
| 11021935 | Methods for hanging liner from casing and articles derived therefrom | Lei Zhao | 2021-06-01 |
| 11015409 | System for degrading structure using mechanical impact and method | YingQing Xu, Zhihui Zhang, James C. Doane | 2021-05-25 |
| 10982069 | Acid resistant carbon composites, methods of manufacture, and articles formed thereof | Lei Zhao | 2021-04-20 |
| 10975646 | Object removal enhancement arrangement and method | YingQing Xu, Michael H. Johnson, Matthew Stone, Colin Andrew | 2021-04-13 |
| 10975665 | Methods and apparatus for deposit control | Lei Zhao, Zhi Yong He, Yuh Loh | 2021-04-13 |
| 10975658 | Wellbore isolation barrier including negative thermal expansion material | Zhihui Zhang, YingQing Xu | 2021-04-13 |
| 10947612 | High strength, flowable, selectively degradable composite material and articles made thereby | Bobby J. Salinas, Zhihui Zhang | 2021-03-16 |
| 10907429 | Plug formed from a disintegrate on demand (DOD) material | YingQing Xu, Beau R. Wright, James C. Doane, Mike Johnson, Jack D. Farmer +1 more | 2021-02-02 |
| 10900311 | Object removal enhancement arrangement and method | YingQing Xu, Michael H. Johnson, Matthew Stone, Colin Andrew | 2021-01-26 |
| 10883332 | Electroactive polymer-based downhole seal | Lei Zhao, Guijun Deng | 2021-01-05 |