Issued Patents 2019
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10221643 | Downhole tools having controlled degradation and method | Zhihui Zhang, Goang-Ding Shyu, Juan Carlos Flores Perez, James C. Doane, YingQing Xu | 2019-03-05 |
| 10221642 | Downhole tools having controlled degradation and method | Zhihui Zhang, Goang-Ding Shyu, Juan Carlos Flores Perez, James C. Doane, YingQing Xu | 2019-03-05 |
| 10221641 | Downhole tools having controlled degradation and method | Zhihui Zhang, Goang-Ding Shyu, Juan Carlos Flores Perez, James C. Doane, YingQing Xu | 2019-03-05 |
| 10221637 | Methods of manufacturing dissolvable tools via liquid-solid state molding | Bobby J. Salinas, Zhihui Zhang | 2019-03-05 |
| 10202310 | Carbon composites | Lei Zhao | 2019-02-12 |
| 10202820 | High strength, flowable, selectively degradable composite material and articles made thereby | Bobby J. Salinas, Zhihui Zhang | 2019-02-12 |
| 10196875 | Deployment of expandable graphite | Lei Zhao, Caleb R. Newman, Edward T. Wood | 2019-02-05 |
| 10196881 | Well screens and methods to reduce screen plugging | Deepak Kumar, Tarik Abdelfattah, Adriana Hightower | 2019-02-05 |
| 10167691 | Downhole tools having controlled disintegration | Zhihui Zhang, Goang-Ding Shyu, Juan Carlos Perez | 2019-01-01 |