Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443344 | Downhole valve system | Ricardo Vasques, Satish Kumar | 2019-10-15 |
| 10385655 | Downhole flow control device | — | 2019-08-20 |
| 10190386 | Zone isolation method and annular barrier with an anti-collapsing unit | Dean Richard Massey | 2019-01-29 |