Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795781 | Actuation valve system with pilot and main valves | Edward George Parkin, Michael Pearce, Jonathan Marshall, D. Peter Johnson, Clint William Philbrick | 2023-10-24 |
| 11753907 | Pressure adjuster for a downhole tool | Edward George Parkin, Cecily Millwater, Michael Pearce | 2023-09-12 |