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For the Inventor, By the Inventor

Houston, TX, United States of America

National Oilwell Varco, L.p.


USPTO Granted Patents = 572



Trademarks = 161

Forward Citations = 3,653

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580 inventors (with patents filed for the assignee):

goldMedal Frank Benjamin Springett (40 out of 54 patents)

silverMedal Adrian Marica (23 out of 24 patents)

bronzeMedal Eric Trevor Ensley (20 out of 24 patents)

4.  James William Weir (19 out of 24 patents)

5.  Nicholas Ryan Marchand (18 out of 31 patents)

6.  Jeffery Ronald Clausen (18 out of 27 patents)

7.  Jonathan Ryan Prill (16 out of 25 patents)

8.  Jaroslav Belik (16 out of 29 patents)

9.  Robert Benjamin Donnally (15 out of 16 patents)

10.  Travis James Miller (13 out of 14 patents)

11.  Thomas Robert Larson (13 out of 15 patents)

12.  George Alexander Burnett (12 out of 27 patents)

13.  Randall Ferrain Weaver (12 out of 14 patents)

14.  Dean Allen Bennett (12 out of 16 patents)

15.  Kameron Wayne Konduc (11 out of 21 patents)


Core Competencies:
Drilling Fluid Conditioning
Fixed Cutter Drill Bits
Downhole Adjustable Bend Assemblies
Wire Arc Additive Manufacturing
Vibration Mitigation Tools
Progressing Cavity Devices
Rotary Steerable Drilling
Wellsite Monitoring Systems
Insulated Drilling Systems
Automated Pipe Handling
Fluid Processing Systems
Pump Wear Detection

572 patents:

1. 12492601 - Anti-preset liner hanger systems (2025-12-09),
2. 12473783 - Tubular string building system and method (2025-11-18),
3. 12462954 - Systems and methods for balancing unbalanced power cables (2025-11-04),
4. 12448852 - Fixed cutter drill bits and cutter element with secondary cutting edges for same (2025-10-21),
5. 12448769 - Modular well cellar (2025-10-21),
6. D1094487 - Drill bit cutter element (2025-09-23),
7. 12421811 - Insulated drilling systems and associated methods (2025-09-23),
8. 12385337 - Depth activated downhole adjustable bend assemblies (2025-08-12),
9. 12377373 - Separator monitoring and control (2025-08-05),
10. D1086150 - Display screen or portion thereof with a graphical user interface (2025-07-29),
11. 12365042 - Systems and methods for wire arc additive manufacturing (2025-07-22),
12. 12345105 - Horizontal racking and stand building system (2025-07-01),
13. 12338819 - Progressing cavity devices and assemblies for coupling multiple stages of progressing cavity devices (2025-06-24),
14. 12331624 - Close coupled fluid processing system (2025-06-17),
15. 12320207 - Vibration mitigation tool (2025-06-03),
National Oilwell Varco, L.P. (NOV) is a leading provider of technology, equipment, and services to the global oil and gas industry. With a presence in more than 80 countries, NOV delivers innovative solutions and system integration expertise to help customers optimize efficiency, enhance safety, and increase productivity. Their comprehensive portfolio includes drilling equipment, rig automation, wellbore intervention tools, production equipment, and more. Through continuous innovation, NOV strives to drive progress in the energy sector and contribute to the sustainable development of the industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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572 Patents

#24 in Houston, TX

#52 in Texas

#822 in US

#1,650 in the World

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Houston, TX, United States of America

National Oilwell Varco, L.p.

Forward Citations = 3,653

580 inventors:

goldMedal Frank Benjamin Springett (40 out of 54 patents)

silverMedal Adrian Marica (23 out of 24 patents)

bronzeMedal Eric Trevor Ensley (20 out of 24 patents)

4.  James William Weir (19 out of 24 patents)

5.  Nicholas Ryan Marchand (18 out of 31 patents)

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