Issued Patents 2022
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519225 | Steering a drill bit with a rotary valve | Daniel Winslow, Larry DeLynn Chambers | 2022-12-06 |
| 11421481 | Rotary steerable tool with dump valve | Larry DeLynn Chambers, Michael Finke | 2022-08-23 |
| 11414931 | Driven rotary steering system having a variable-orifice valve | Ravi P. Nanayakkara | 2022-08-16 |
| 11396774 | Steering actuation mechanism | Larry DeLynn Chambers, Lizheng Zhang, Wei Zhang | 2022-07-26 |
| 11371334 | Rotary steerable drilling tool and method | Jim Darin Tilley, Ravi P. Nanayakkara, Michael Finke | 2022-06-28 |
| 11365586 | Steering system for use with a drill string | Larry DeLynn Chambers | 2022-06-21 |
| 11346201 | Closed-loop speed/position control mechanism | Daniel Winslow | 2022-05-31 |
| 11332979 | Driven rotary steering system having variable-aperture valve orifices | Ravi P. Nanayakkara, Rui Huang | 2022-05-17 |
| 11293230 | Rotary steerable tool with independent actuators | Ravi P. Nanayakkara, Larry DeLynn Chambers, Brian Lee Doud, Michael Finke | 2022-04-05 |
| 11280135 | Steering pad overextension prevention for rotary steerable system | Brian Lee Doud | 2022-03-22 |
| 11236583 | Steering system for use with a drill string | Larry DeLynn Chambers | 2022-02-01 |