Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168676 | Mud pump | — | 2021-11-09 |
| 9217481 | Hydraulically-operated actuator for drawworks | — | 2015-12-22 |
| 9011111 | Mud pump | — | 2015-04-21 |
| 8079569 | Cable drawworks for a drilling rig | — | 2011-12-20 |
| 7837426 | Teeter beam assembly | — | 2010-11-23 |
| 7828086 | Guide rail system for a telescoping mast on a drilling rig | — | 2010-11-09 |
| 7625168 | Pipe indexer/kicker with ramp engaging arm | — | 2009-12-01 |
| 7527245 | Electric drawworks for a drilling rig | — | 2009-05-05 |
| 7438127 | Pipe gripping clamp | — | 2008-10-21 |
| 7090035 | Method and system for connecting pipe to a top drive motor | — | 2006-08-15 |
| 4584884 | Torque sensor | — | 1986-04-29 |