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Calgary, Canada

Precision Drilling Technology Services Group, Inc.

USPTO Granted Patents = 21

% Expired Patents = 14.3

Forward Citations = 1,019

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24 inventors (with patents filed for the assignee):

Medhat Mickael (5 out of 33 patents)

Jian-Qun Wu (4 out of 34 patents)

Joseph Kinder (3 out of 4 patents)

4. Larry Wayne Thompson (3 out of 35 patents)

5. Ross Krill (2 out of 3 patents)

6. Macmillan M Wisler (2 out of 37 patents)

7. MacMillian M Wisler (2 out of 4 patents)

8. Gary Lee Fickert (1 out of 6 patents)

9. James Minto (1 out of 15 patents)

10. Laurier E Comeau (1 out of 31 patents)

11. Adrian Steiner (1 out of 8 patents)

12. Craig Knull (1 out of 5 patents)

13. Martin Sorrells (1 out of 3 patents)

14. Denis Weisbeck (1 out of 3 patents)

15. Hugh E Hall, Jr (1 out of 7 patents)

21 patents: Sort by Forward Citations

1. 7151254 - Logging tool with response invariant to changes in borehole pressure (2006-12-19),

2. 7145473 - Electromagnetic borehole telemetry system incorporating a conductive borehole tubular (2006-12-05),

3. 7046584 - Compensated ensemble crystal oscillator for use in a well borehole system (2006-05-16),

4. 7007913 - Rotating blowout preventer with independent cooling circuits and thrust bearing (2006-03-07),

5. 7004444 - Rotating blowout preventer with independent cooling circuits and thrust bearing (2006-02-28),

6. 6966211 - Downhole calibration system for directional sensors (2005-11-22),

7. 6924640 - Oil and gas well tubular inspection system using hall effect sensors (2005-08-02),

8. 6845563 - Method and device for the measurement of the drift of a borchole (2005-01-25),

9. 6749172 - Rotating blowout preventer with independent cooling circuits and thrust bearing (2004-06-15),

10. 6722436 - Apparatus and method for operating an internal combustion engine to reduce free oxygen contained within engine exhaust gas (2004-04-20),

11. 6703837 - Wellbore resistivity tool with simultaneous multiple frequencies (2004-03-09),

12. 6700115 - Standoff compensation for nuclear measurements (2004-03-02),

13. 6666285 - Logging-while-drilling apparatus and methods for measuring density (2003-12-23),

14. 6662885 - Method and apparatus for providing a stream of pressurized substantially inert gas (2003-12-16),

15. 6646441 - Well logging system for determining resistivity using multiple transmitter-receiver groups operating at three frequencies (2003-11-11),

Precision Drilling Technology Services Group, Inc. is a leading provider of drilling and oilfield services globally. With a strong focus on precision and innovation, the company delivers cutting-edge drilling technologies, solutions, and expertise to enhance oil and gas production. Precision Drilling Technology Services Group is committed to providing safe, efficient, and sustainable solutions to meet the industry's evolving needs.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Precision Drilling Technology Services Group, Inc.

21 Patents

#53 in Calgary

#685 in Canada

#29,893 in the World

Calgary, Canada

Precision Drilling Technology Services Group, Inc.

Forward Citations = 1,019

24 inventors:

Medhat Mickael (5 out of 33 patents)

Jian-Qun Wu (4 out of 34 patents)

Joseph Kinder (3 out of 4 patents)

4. Larry Wayne Thompson (3 out of 35 patents)

5. Ross Krill (2 out of 3 patents)

Please report any incorrect information to [email protected]

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