Issued Patents 2021
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187042 | Curved piston liner and integral pad assembly | Brian Lee Doud | 2021-11-30 |
| 11174682 | Pad retention assembly for rotary steerable system | Brian Lee Doud | 2021-11-16 |
| 11136829 | Metallic ring for sealing a downhole rotary steering piston | Brian Lee Doud, Wei Zhang | 2021-10-05 |
| 11118407 | Mud operated rotary steerable system with rolling housing | Daniel Winslow | 2021-09-14 |
| 11111725 | Rotary steerable system with rolling housing | Daniel Winslow | 2021-09-07 |
| 11047207 | Controlling the sensitivity of a valve by adjusting a gap | Stephen Christopher Janes, Daniel Winslow | 2021-06-29 |
| 11008810 | Steering a drill bit with a rotary valve | Daniel Winslow, Larry DeLynn Chambers | 2021-05-18 |
| 10934806 | Actuation system controlled using rotational speed | — | 2021-03-02 |
| 10907465 | Closed-loop drilling parameter control | Richard Thomas Hay, Daniel Winslow, Michael John Strachan | 2021-02-02 |