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Houston, TX, United States of America

Canrig Drilling Technology Ltd.

USPTO Granted Patents = 72

CIPO Patents = 17

EPO Patents = 1

Trademarks = 17

Forward Citations = 1,734

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61 inventors (with patents filed for the assignee):

Brian Ellis (15 out of 56 patents)

Beat Kuttel (14 out of 22 patents)

Scott Gilbert Boone (13 out of 36 patents)

4. Douglas Andrew Hunter (11 out of 19 patents)

5. Faisal Yousef (10 out of 25 patents)

6. Kevin R Williams (8 out of 37 patents)

7. Beat Küttel (7 out of 11 patents)

8. Chris Papouras (6 out of 6 patents)

9. John Thomas Scarborough (5 out of 7 patents)

10. Allan Stewart Richardson (4 out of 20 patents)

11. Gary Pace (4 out of 6 patents)

12. Randall S Pyrch (4 out of 4 patents)

13. Alan S Richardson (4 out of 4 patents)

14. Greg Kostiuk (4 out of 4 patents)

15. Craig Currie Weems (4 out of 10 patents)

Core Competencies:

Internal Closed Loop Cooling

Defect Diagnosis

Top Drive Assembly

Tubular Manipulation

Permanent Magnet Motors

Real Time Well Data

Automated Tubular Handling

Directional Drilling Control

Mud-Gas Separator

Torque Control

Drilling Rig Technology

Three-Dimensional Imaging

72 patents: Sort by Forward Citations

1. 10615666 - Internal closed loop cooling (2020-04-07),

2. 10520397 - Methods and apparatuses for defect diagnosis in a mechanical system (2019-12-31),

3. 10295119 - Ruggedized housing (2019-05-21),

4. 10000981 - Back pressure control system (2018-06-19),

5. 9952119 - System for operating a top drive assembly for subterranean operations (2018-04-24),

6. 9863194 - System for manipulating tubulars for subterranean operations (2018-01-09),

7. 9819236 - Methods for coupling permanent magnets to a rotor body of an electric motor (2017-11-14),

8. 9810028 - EM gap sub assembly (2017-11-07),

9. 9793781 - Internal closed loop cooling (2017-10-17),

10. 9771788 - Stiction control (2017-09-26),

11. 9759019 - Tubular joint elevator and method (2017-09-12),

12. 9739098 - Assembled drilling rig moving unit (2017-08-22),

13. 9725968 - Force application reduction employing actuator and thrust bearing (2017-08-08),

14. 9722522 - Method for controlling torque in permanent magnet motor drives (2017-08-01),

15. 9706185 - Device control employing three-dimensional imaging (2017-07-11),

Canrig Drilling Technology Ltd. is a world leader in the design and manufacture of drilling rigs, automated drill pipe handling equipment, and related technologies for the oil and gas industry. They provide innovative solutions to improve drilling efficiency, reduce costs, and enhance safety in drilling operations. With a global presence, Canrig has established a strong reputation for delivering reliable and high-quality drilling technologies to its customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

72 Patents

#90 in Houston, TX

#285 in Texas

#4,878 in US

#9,951 in the World

Houston, TX, United States of America

Canrig Drilling Technology Ltd.

Forward Citations = 1,734

61 inventors:

Brian Ellis (15 out of 56 patents)

Beat Kuttel (14 out of 22 patents)

Scott Gilbert Boone (13 out of 36 patents)

4. Douglas Andrew Hunter (11 out of 19 patents)

5. Faisal Yousef (10 out of 25 patents)

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