Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11479981 | Systems for releasably securing a platform | David R. Hall, Benjamin Jensen | 2022-10-25 |
| RE48979 | Downhole tool piston assembly | David R. Hall | 2022-03-22 |
| 11255143 | Pressure range control in a downhole transducer assembly | Edward George Parkin, David C. Hoyle, Scott Richard Woolston, Jim Shumway | 2022-02-22 |
| 11220865 | Downhole drilling apparatus with rotatable cutting element | David R. Hall, Malcolm R. Taylor | 2022-01-11 |