Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9915125 | Wellbore strings containing annular flow valves and methods of use thereof | Rockni Van Clief, Kelly D. Ireland, Christian F. Bayne, David A. Bilberry, David S. Bishop | 2018-03-13 |
| 9863224 | Wellbore isolation system with communication lines | David S. Bishop, John E. Britt, Kim Tijerina, Connor S. George, Marc Samuelson +4 more | 2018-01-09 |