Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378828 | Slip apparatus and methods of using same | Mark Charles Taggart, Todd McCorriston | 2025-08-05 |
| 12060752 | Floor wrench for a drilling rig | Todd McCorriston, Patrick J. McDougall, Mark Charles Taggart | 2024-08-13 |
| 11608694 | Floor wrench for a drilling rig | Todd McCorriston, Patrick J. McDougall, Mark Charles Taggart | 2023-03-21 |
| 11560883 | Rod connector and method | Stephan Maras, Earl Foote, Sumit Shah, Michael Stankovsky | 2023-01-24 |
| 11060359 | Polished rod rotator with height adjuster | Todd McCorriston, Craig Simmers | 2021-07-13 |
| 11028888 | Self-amplifying safety brake | Radu Gnasienco, Russell Turnbull, Kevin Batalha | 2021-06-08 |
| 10718171 | Modified die block for drilling rig floor wrench | Todd McCorriston, Patrick J. McDougall | 2020-07-21 |
| 10605014 | Polished rod rotator with height adjuster | Todd McCorriston, Craig Simmers | 2020-03-31 |
| 10557321 | Spinning torque wrench | Radu Gnasienco, Russell Turnbull, Kevin Batahla | 2020-02-11 |
| 10538976 | Floor wrench for a drilling rig | Todd McCorriston, Patrick J. McDougall | 2020-01-21 |
| 10309169 | Spinner wrench for a drilling rig | Todd McCorriston, Patrick J. McDougall | 2019-06-04 |
| 10247279 | Integrated roller-gearbox for spinner wrench | Todd McCorriston, Patrick J. McDougall | 2019-04-02 |
| 8968133 | Dynamic ratio speed increaser for windmills and similar applications | Russell Turnbull, Daniel POPA, Soegi Hartono | 2015-03-03 |
| 8943950 | Reciprocating pump flow control | Soegi Hartono, Russell Turnbull | 2015-02-03 |
| 8888649 | Dynamic reduction-ratio hoisting device | Russell Turnbull, Daniel POPA, Soegi Hartono | 2014-11-18 |
| 8535197 | Speed changer assembly | — | 2013-09-17 |
| 8133147 | Clutch | John Robert Colbourne | 2012-03-13 |
| 7293543 | Integrated speed changer assembly | — | 2007-11-13 |