Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269069 | Mat washing system | Sam West, Ryan Dusterhoft, Heith Johnson, Douglas A. Hunter, Dennis Needham +2 more | 2025-04-08 |
| 11402053 | Vehicle support structure for a worksite | Daniel John Clarke, Douglas A. Hunter | 2022-08-02 |
| 11230886 | Automated drilling/service rig apparatus | Mark Charles Taggart, Douglas A. Hunter, Colin Knapp | 2022-01-25 |
| 10988994 | Pipe handler and pipe loader for a well rig | Jason Peter Clarke, Douglas A. Hunter, Mark Charles Taggart | 2021-04-27 |
| 10738545 | Pipe handler and pipe loader for a well rig | Jason Peter Clarke, Douglas A. Hunter, Mark Charles Taggart | 2020-08-11 |
| 10711523 | Automated drilling/service rig apparatus | Mark Charles Taggart, Douglas A. Hunter, Colin Knapp | 2020-07-14 |
| 10329874 | Safety valve handling apparatus for a well operation rig | Adam D. Wright | 2019-06-25 |
| 9797196 | Automated drilling/service rig apparatus | Mark Charles Taggart, Douglas A. Hunter, Colin Knapp | 2017-10-24 |