| 10626690 |
Fill up tool |
Jimmy Duane Wiens, Yury P. Gutsu, Benson Thomas, Karsten Heidecke, Doyle Fredric Boutwell, Jr. +3 more |
2020-04-21 |
| 9745810 |
Fill up tool |
Jimmy Duane Wiens, Yury P. Gutsu, Benson Thomas, Karsten Heidecke, Doyle Fredric Boutwell, Jr. +3 more |
2017-08-29 |
| 9732591 |
Hydrostatic tubular lifting system |
David E. Mouton, Federico Amezaga |
2017-08-15 |
| 9650873 |
Landing string compensator |
David E. Mouton, Michael Hayes, Karsten Heidecke, David J. Havens, Raleigh Fisher +1 more |
2017-05-16 |
| 9598916 |
Top drive stand compensator with fill up tool |
Kevin Wood, Troy F. Hill |
2017-03-21 |
| 9353603 |
Landing string compensator |
David E. Mouton, Michael Hayes, Karsten Heidecke, David J. Havens, Raleigh Fisher +1 more |
2016-05-31 |
| 8833471 |
Fill up tool |
Jimmy Duane Wiens, Yury P. Gutsu, Benson Thomas, Karsten Heidecke, Doyle Fredric Boutwell, Jr. +3 more |
2014-09-16 |
| 8733447 |
Landing string compensator |
David E. Mouton, Michael Hayes, Karsten Heidecke, David J. Havens, Raleigh Fisher +1 more |
2014-05-27 |
| 8141642 |
Fill up and circulation tool and mudsaver valve |
Delaney Michael Olstad, Russell W. Thompson, Russell L Morgan, Doyle Frederic Boutwell, Jr., Michael Hayes +2 more |
2012-03-27 |