Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639638 | Combination tubular handler and power swivel unit | Larry G. Keast, Alan Bing Joe Shem, Jonathan Garrett Johnston, Keith J. Orgeron | 2023-05-02 |
| 11549960 | System and method for monitoring one or more parameters of a top drive with a single sensor | Larry G. Keast | 2023-01-10 |
| 11208854 | Combination tubular handler and power swivel unit | Larry G. Keast, Alan Bing Joe Shem, Jonathan Garrett Johnston, Keith J. Orgeron | 2021-12-28 |
| 10851601 | Combination tubular handler and power swivel unit | Larry G. Keast, Alan Bing Joe Shem, Jonathan Garrett Johnston, Keith J. Orgeron | 2020-12-01 |
| 9249655 | Control system for a top drive | Larry G. Keast | 2016-02-02 |
| 8387720 | Drilling rig with a control system for rotationally rocking a drill string with a top drive | Larry G. Keast | 2013-03-05 |