Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400557 | Method and apparatus for completing a multi-stage well | Michael J. Bertoja, Robert A. Parrott, Bruno Lecerf, Vitaliy Timoshenko, Sergey Balakin +2 more | 2019-09-03 |
| 10392900 | Actuation control system using pilot control circuit | Colin Longfield, James G. Filas, Edgar Jose Montiel | 2019-08-27 |
| 10329876 | Valve with integral piston | David Carter Allensworth | 2019-06-25 |
| 10316603 | Failsafe valve system | — | 2019-06-11 |
| 10301910 | Autonomous untethered well object having an axial through-hole | John R. Whitsitt, John C. Wolf | 2019-05-28 |
| 10246972 | In-riser power generation | Kirk W. Flight, Matthew Niemeyer, Ronald James Spencer, John Yarnold, Jeffrey Marabella | 2019-04-02 |
| 10208551 | Well system with settable shoulder | — | 2019-02-19 |