Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305506 | System, method and apparatus for estimating formation strength | Harry Cook, Jonathan Dunlop | 2025-05-20 |
| 11920459 | Estimating rate of penetration using pad displacement measurements | Ling Li, Riadh Boualleg, Denis Li, Prashant Saxena | 2024-03-05 |
| 11814958 | Downhole tool with tapered actuators | Neil Cannon | 2023-11-14 |
| 11566472 | Downhole tools with tapered actuators having reduced cyclical torque | Neil Cannon | 2023-01-31 |
| 11280187 | Estimating a formation index using pad measurements | Riadh Boualleg, Steven G. Villareal, Joffroy Urbain, Ling Li, Denis Li +1 more | 2022-03-22 |
| 11118406 | Drilling systems and methods | Mauro Caresta, Fabio Cappi, Hans Seehuus, Riadh Boualleg, Joachim Sihler +1 more | 2021-09-14 |
| 10968703 | Devices and systems for reducing cyclical torque on directional drilling actuators | Neil Cannon | 2021-04-06 |
| 10830004 | Steering pads with shaped front faces | — | 2020-11-10 |
| 10633924 | Directional drilling steering actuators | — | 2020-04-28 |
| 10562121 | Wear resistant parts and fabrication | Stuart Alan Kolbe, Jonathan James, Svein Olav Vikan | 2020-02-18 |
| 9624731 | Rolling cutter with side retention | Youhe Zhang | 2017-04-18 |
| 9291000 | Rolling cutter with improved rolling efficiency | Youhe Zhang, Yuelin Shen, Yuri Burhan | 2016-03-22 |
| 9284785 | Drill bits having depth of cut control features and methods of making and using the same | — | 2016-03-15 |
| 9284786 | Drill bits having depth of cut control features and methods of making and using the same | — | 2016-03-15 |
| 9004196 | Drill bit assembly having aligned features | Derek W. Logan, Garry Holmen, Tony Dopf, Aaron W. Logan, Rob Utter | 2015-04-14 |
| 8899352 | System and method for drilling | Ashley Bernard Johnson, Walter David Aldred, Geoffrey C. Downton, Riadh Boualleg, Michael Charles Sheppard | 2014-12-02 |
| 8757294 | System and method for controlling a drilling system for drilling a borehole in an earth formation | Ashley Bernard Johnson, Walter David Aldred, Geoffrey C. Downton, Riadh Boualleg, Michael Charles Sheppard | 2014-06-24 |
| 8727036 | System and method for drilling | Ashley Bernard Johnson, Walter David Aldred, Geoffrey C. Downton, Riadh Boualleg, Michael Charles Sheppard | 2014-05-20 |
| 8276805 | Method and system for brazing | — | 2012-10-02 |
| 8235145 | Gauge pads, cutters, rotary components, and methods for directional drilling | Ashley Bernard Johnson, Geoffrey C. Downton, Walter David Aldred, Frank Espinosa, Benjamin Peter Jeffryes +2 more | 2012-08-07 |
| 8235146 | Actuators, actuatable joints, and methods of directional drilling | Ashley Bernard Johnson, Geoffrey C. Downton, Walter David Aldred, Frank Espinosa, Benjamin Peter Jeffryes +2 more | 2012-08-07 |
| 7980328 | Rotary steerable devices and methods of use | John Hallworth, Steve Hart, Laurent Allias, Bertrand Lacour, Riadh Boualleg | 2011-07-19 |