For the Inventor, By the Inventor

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Sugar Land, TX, United States of America

Anadrill, Inc.

USPTO Granted Patents = 25

Forward Citations = 1,509

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29 inventors (with patents filed for the assignee):

Warren E Askew (4 out of 10 patents)

David R Hall (3 out of 943 patents)

Pralay K Das (2 out of 15 patents)

4. David L Malone (2 out of 17 patents)

5. Klaus Joachim Zanker (2 out of 13 patents)

6. Marc Lesage (2 out of 3 patents)

7. John C Rasmus (2 out of 47 patents)

8. Michael Sheppard (2 out of 2 patents)

9. Daniel Codazzi (2 out of 2 patents)

10. Alan M Eddison (2 out of 9 patents)

11. Ian G Falconer (2 out of 2 patents)

12. Stuart I Jardine (1 out of 9 patents)

13. Christopher G Casso (1 out of 1 patent)

14. Mark Coles (1 out of 1 patent)

15. Dominic McCann (1 out of 1 patent)

25 patents: Sort by Forward Citations

1. 5275040 - Method of and apparatus for detecting an influx into a well while (1994-01-04),

2. 5267398 - Method for manufacturing a diamond thrust bearing (1993-12-07),

3. 5253939 - High performance bearing pad for thrust bearing (1993-10-19),

4. 5181576 - Downhole adjustable stabilizer (1993-01-26),

5. 5154078 - Kick detection during drilling (1992-10-13),

6. 5146433 - Mud pump noise cancellation system and method (1992-09-08),

7. 5139094 - Directional drilling methods and apparatus (1992-08-18),

8. 5117927 - Downhole adjustable bent assemblies (1992-06-02),

9. 5092687 - Diamond thrust bearing and method for manufacturing same (1992-03-03),

10. 5063776 - Method and system for measurement of fluid flow in a drilling rig return (1991-11-12),

11. 5033557 - Hydraulic drilling jar (1991-07-23),

12. 4981036 - Method of determining the porosity of an underground formation being (1991-01-01),

13. 4976143 - System and method for monitoring drill bit depth (1990-12-11),

14. 4958125 - Method and apparatus for determining characteristics of the movement of (1990-09-18),

15. 4956921 - Method to improve directional survey accuracy (1990-09-18),

Anadrill, Inc. is a leading provider of drilling services for the oil and gas industry. With a strong focus on innovation and advanced technology, Anadrill offers a comprehensive range of drilling solutions designed to optimize well performance and maximize production. With a team of highly skilled professionals, Anadrill delivers safe and efficient drilling operations, helping their clients achieve their production goals.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

25 Patents

#13 in Sugar Land, TX

#777 in Texas

#13,321 in US

#25,618 in the World

Sugar Land, TX, United States of America

Anadrill, Inc.

Forward Citations = 1,509

29 inventors:

Warren E Askew (4 out of 10 patents)

David R Hall (3 out of 943 patents)

Pralay K Das (2 out of 15 patents)

4. David L Malone (2 out of 17 patents)

5. Klaus Joachim Zanker (2 out of 13 patents)

Please report any incorrect information to [email protected]

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