| 9428998 |
Telemetry operated setting tool |
Rocky A. Turley, Robin L. Campbell, George Givens |
2016-08-30 |
| 9404322 |
Electronic control system for a tubular handling tool |
Michael Wiedecke, Bjoern Thiemann, Martin Liess, Martin Helms, John D. Hooker, II |
2016-08-02 |
| 9353603 |
Landing string compensator |
David E. Mouton, Michael Hayes, David J. Havens, Raleigh Fisher, Jim Hollingsworth +1 more |
2016-05-31 |
| 9212527 |
Pipe handling system |
Michael Hayes, Frederick T. Tilton, Doyle Fredric Boutwell, Jr., Robert P. Badrak, Joseph Ross Rials +1 more |
2015-12-15 |
| 9068398 |
Deepwater completion installation and intervention system |
Ronald van Petegem, Kevin Quick, Egill Abrahamsen, Brian Michael Carline, Doyle Frederick Boutwell, Jr. |
2015-06-30 |
| 8863822 |
Control line running system |
Doyle Fredric Boutwell, Jr., Kevin Wood, Bernd-Georg Pietras |
2014-10-21 |
| 8833470 |
Pipe handling system |
Michael Hayes, Frederick T. Tilton, Doyle Fredric Boutwell, Jr., Robert P. Badrak, Joseph Ross Rials +1 more |
2014-09-16 |
| 8833471 |
Fill up tool |
Jimmy Duane Wiens, Yury P. Gutsu, Benson Thomas, Jim Hollingsworth, Doyle Fredric Boutwell, Jr. +3 more |
2014-09-16 |
| 8733447 |
Landing string compensator |
David E. Mouton, Michael Hayes, David J. Havens, Raleigh Fisher, Jim Hollingsworth +1 more |
2014-05-27 |
| 8727021 |
Top drive system |
Joseph Ross Rials, Raleigh Fisher, Delaney Michael Olstad |
2014-05-20 |
| 8567512 |
Apparatus for gripping a tubular on a drilling rig |
Albert C. Odell, II, Richard L. Giroux, Tuong Thanh Le, Gary Thompson, Joerg Lorenz +2 more |
2013-10-29 |
| 8485269 |
Control line running system |
Doyle Frederic Boutwell, Jr., Kevin Wood, Bernd-Georg Pietras |
2013-07-16 |
| 8281856 |
Torque sub for use with top drive |
Michael Jahn, Bernd-Georg Pietras |
2012-10-09 |
| 8215687 |
Remotely operated single joint elevator |
Bernd-Georg Pietras, Kevin Wood, John D. Hooker, II, Martin Helms, Martin Liess |
2012-07-10 |
| 8210268 |
Top drive system |
Joseph Ross Rials, Raleigh Fisher, Delaney Michael Olstad |
2012-07-03 |
| 8191641 |
Control line running system |
Doyle Frederic Boutwell, Jr., Kevin Wood, Bernd-Georg Pietras |
2012-06-05 |
| 8162045 |
Stand compensator |
Jimmy L. Hollingsworth, Kevin Wood |
2012-04-24 |
| 8047283 |
Torque sub for use with top drive |
Michael Jahn, Bernd-Georg Pietras |
2011-11-01 |
| 8020627 |
Equalized load distribution slips for spider and elevator |
David Shahin |
2011-09-20 |
| 7967073 |
Control line running system |
Doyle Frederic Boutwell, Jr., Kevin Wood, Bernd-Georg Pietras |
2011-06-28 |
| 7926577 |
Methods and apparatus for supporting tubulars |
Benson Thomas, Delaney Michael Olstad, Michael Hayes, Doyle Frederic Boutwell, Jr. |
2011-04-19 |
| 7874352 |
Apparatus for gripping a tubular on a drilling rig |
Albert C. Odell, II, Richard L. Giroux, Tuong Thanh Le, Gary Thompson, Joerg Lorenz +3 more |
2011-01-25 |
| 7845418 |
Top drive torque booster |
David Shahin |
2010-12-07 |
| 7757759 |
Torque sub for use with top drive |
Michael Jahn, Bernd-Georg Pietras |
2010-07-20 |
| 7665551 |
Flush mounted spider |
David Shahin |
2010-02-23 |