Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162303 | Rotary steerable tool with proportional control valve | Carl Allison Perry, William Breuer | 2021-11-02 |
| 11021910 | Sealing assembly and related methods | William Evans Turner | 2021-06-01 |