Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404762 | Drilling system | Riadh Boualleg, Jean-Marie Degrange, Steven G. Villareal, Maja Ignova, Ling Li +5 more | 2025-09-02 |
| 12385386 | Systems and methods for analyzing tortuosity in underground wellbores | Ross Lowdon | 2025-08-12 |
| 12312953 | Steering actuation methodology for a rotary steerable system | Alexander Trushin, Ling Li | 2025-05-27 |
| 12297737 | Bottom hole assembly having three-point contact for improved steering | Riadh Boualleg, Edward Richards | 2025-05-13 |
| 12158067 | Estimating wellbore curvature using pad displacement measurements | Stuart Alan Kolbe, Denis Li | 2024-12-03 |
| 12152587 | Mud motor or progressive cavity pump with varying pitch and taper | Anton Kolyshkin, Maxim Pushkarev, Samba Ba, Li Guo, Robert K. Little | 2024-11-26 |
| 11879334 | Rotary steerable system with cutters | Edward Richards, Riadh Boualleg, Michael G. Azar, Denis Li, Richard Hill | 2024-01-23 |
| 11788359 | Downhole steering system and methods | Jonathan Marshall, Edward George Parkin, David C. Hoyle, Nalin Weerasinghe, Dennis Patrick Chesnutt | 2023-10-17 |
| 11286718 | Rotary steerable system with cutters | Michael G. Azar, Edward Richards, Riadh Boualleg, Denis Li, Richard Hill | 2022-03-29 |
| 11208847 | Stepped downhole tools and methods of use | Michael G. Azar, Edward George Parkin | 2021-12-28 |
| 11142955 | Steerable drill bit system | — | 2021-10-12 |
| 11125020 | Downhole drilling apparatus with drilling, steering, and reaming functions and methods of use | Jonathan Marshall | 2021-09-21 |
| 11118408 | Downhole steering system and methods | Jonathan Marshall, Edward George Parkin, David C. Hoyle, Nalin Weerasinghe, Dennis Patrick Chestnutt | 2021-09-14 |
| 10920536 | Methods and systems for designing drilling systems | Sujian Huang, Guishui Zheng | 2021-02-16 |
| 10837234 | Unidirectionally extendable cutting element steering | Jonathan Marshall, Scott Richard Woolston, David R. Hall | 2020-11-17 |
| 10731420 | Indexing drill bit | Scott Dahlgren, David R. Hall, Joshua J. Hanson, Jonathan Marshall, John J. Pierce +3 more | 2020-08-04 |
| 10689910 | Bi-directional drilling systems and methods | Siamak Dadkhah, Adam Bowler | 2020-06-23 |
| 10669786 | Two-part bit wiring assembly | Jonathan Marshall | 2020-06-02 |
| 10612542 | Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps | Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams, Lance D. Underwood, William Murray +8 more | 2020-04-07 |
| 10605005 | Steerable drill bit system | — | 2020-03-31 |
| 10407987 | Progressive cavity based control system | Maxim Pushkarev | 2019-09-10 |
| 10302083 | Motor control system | — | 2019-05-28 |
| 9982485 | Positive displacement motor with radially constrained rotor catch | William Murray, Lance D. Underwood, Peter Thomas Cariveau, Brian P. Jarvis, Nigel Wilcox +7 more | 2018-05-29 |
| 9752386 | Steerable drilling system | — | 2017-09-05 |
| 9695638 | Positive displacement motor with radially constrained rotor catch | William Murray, Lance D. Underwood, Peter Thomas Cariveau, Brian P. Jarvis, Nigel Wilcox +7 more | 2017-07-04 |