logo

For the Inventor, By the Inventor

Houston, TX, United States of America

Varco I/p, Inc.


USPTO Granted Patents = 191

% Expired Patents = 13.1



Trademarks = 58

Forward Citations = 4,675

Loading Chart...
Loading Chart...

173 inventors (with patents filed for the assignee):

goldMedal Kenneth W Seyffert (36 out of 66 patents)

silverMedal Guy LaMont McClung, Iii (35 out of 101 patents)

bronzeMedal Thomas C Adams (21 out of 43 patents)

4.  David W Largent (15 out of 27 patents)

5.  Charles Newton Grichar (14 out of 24 patents)

6.  David Lee Schulte, Jr (14 out of 20 patents)

7.  George I Boyadjieff (14 out of 51 patents)

8.  Robert Alden Folk (13 out of 13 patents)

9.  Steven Lorne Folk (13 out of 13 patents)

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

11.  David L Schulte (12 out of 27 patents)

12.  David Brian Mason (11 out of 12 patents)

13.  Hans Van Rijzingen (11 out of 12 patents)

14.  Frank Benjamin Springett (10 out of 54 patents)

15.  Clive Lam (9 out of 16 patents)


Core Competencies:
Drilling Fluids
Pipe Coupling
Blowout Preventers
Vibratory Separators
Wellbore Operations
Top Drive Systems
Coiled Tubing
Centrifuge Control
Shale Shakers
Drill Cuttings
Telemetry Systems
Active Heave Compensation

191 patents:

1. 11703170 - High pressure composite pipe joining system (2023-07-18),
2. 10344897 - Pipe coupling system and method (2019-07-09),
3. RE46119 - Universal carrier for grippers in a coiled tubing injector (2016-08-22),
4. 8632111 - Apparatus and method for facilitating handling pipe (2014-01-21),
5. 8622220 - Vibratory separators and screens (2014-01-07),
6. 8533974 - Reclamation of components of wellbore cuttings material (2013-09-17),
7. 8448320 - Clamp apparatus for threadedly connected tubulars (2013-05-28),
8. 8316557 - Reclamation of components of wellbore cuttings material (2012-11-27),
9. 8265811 - Method and apparatus for active heave compensation (2012-09-11),
10. 8231010 - Screen assemblies and vibratory separators (2012-07-31),
11. RE43410 - Universal carrier for grippers in a coiled tubing injector (2012-05-28),
12. 8037949 - Pipe running tool (2011-10-18),
13. 7980392 - Shale shaker screens with aligned wires (2011-07-19),
14. 7798466 - Ram locking blowout preventer (2010-09-21),
15. 7784834 - Clamp apparatus for threadedly connected tubulars (2010-08-31),
Varco I/p, Inc., based in Houston, Texas, specializes in advanced drilling systems that enhance the efficiency and safety of wellbore operations. The company focuses on developing innovative technologies such as drilling fluids, pipe coupling solutions, blowout preventers, and top drive systems. With expertise in coiled tubing and centrifuge control, Varco plays a critical role in optimizing drilling processes and ensuring reliable performance in the oil and gas industry.
Profile summary based on public USPTO records.

logo

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

191 Patents

#46 in Houston, TX

#129 in Texas

#2,148 in US

#4,401 in the World

Houston, TX (US)
Houston, TX, United States of America

Varco I/p, Inc.

Forward Citations = 4,675

173 inventors:

goldMedal Kenneth W Seyffert (36 out of 66 patents)

silverMedal Guy LaMont McClung, Iii (35 out of 101 patents)

bronzeMedal Thomas C Adams (21 out of 43 patents)

4.  David W Largent (15 out of 27 patents)

5.  Charles Newton Grichar (14 out of 24 patents)

Please report any incorrect information to [email protected]
Loading…