Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208847 | Stepped downhole tools and methods of use | Michael G. Azar, Geoffrey C. Downton | 2021-12-28 |
| 11118408 | Downhole steering system and methods | Jonathan Marshall, Geoffrey C. Downton, David C. Hoyle, Nalin Weerasinghe, Dennis Patrick Chestnutt | 2021-09-14 |
| 10947814 | Pilot controlled actuation valve system | Michael Pearce, Julien Steimetz, Jonathan Marshall, D. Peter Johnson, Clint William Philbrick | 2021-03-16 |
| 10907412 | Equipment string communication and steering | — | 2021-02-02 |