| 11136836 |
High trip rate drilling rig |
Joe Rodney Berry, Robert Metz, Mark W. Trevithick |
2021-10-05 |
| 11118414 |
Tubular delivery arm for a drilling rig |
Mark W. Trevithick, Joe Rodney Berry, Robert Metz |
2021-09-14 |
| 11060361 |
Retractable top drive with torque tube |
Joe Rodney Berry, Robert Metz |
2021-07-13 |
| 10927603 |
High trip rate drilling rig |
Joe Rodney Berry, Robert Metz, Mark W. Trevithick |
2021-02-23 |
| 10865609 |
High trip rate drilling rig |
Mark W. Trevithick, Joe Rodeny Berry, Robert Metz |
2020-12-15 |
| 10844674 |
High trip rate drilling rig |
Joe Rodney Berry, Robert Metz, Mark W. Trevithick |
2020-11-24 |
| 10697255 |
Tubular delivery arm for a drilling rig |
Mark W. Trevithick, Joe Rodney Berry, Robert Metz |
2020-06-30 |
| 10550650 |
High trip rate drilling rig |
Mark W. Trevithick, Joe Rodney Berry, Robert Metz |
2020-02-04 |
| 10519727 |
High trip rate drilling rig |
Mark W. Trevithick, Joe Rodney Berry, Robert Metz |
2019-12-31 |
| 10465455 |
Automated tubular racking system |
Joe Rodney Berry, Robert Metz |
2019-11-05 |
| 10294739 |
Lower stabilizing arm for a drilling rig |
Joe Rodney Berry, Robert Metz |
2019-05-21 |
| 7624831 |
Method and apparatus for moving in formation the modular components of a drilling rig from well to well |
Mark W. Trevithick, Christopher Alan Major, Robert Lee Stauder |
2009-12-01 |
