For the Inventor, By the Inventor

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Houston, TX, United States of America

Vetco Gray Inc.

USPTO Granted Patents = 453

% Expired Patents = 38.4

CIPO Patents = 8

EPO Patents = 42

Forward Citations = 4,703

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383 inventors (with patents filed for the assignee):

Joseph W Pallini (42 out of 65 patents)

David Lawrence Ford (33 out of 45 patents)

Charles Edward Jennings (32 out of 61 patents)

4. Nicholas Peter Gette (29 out of 30 patents)

5. Stephen Paul Fenton (22 out of 35 patents)

6. Rick C Hunter (19 out of 34 patents)

7. Rockford Dee Lyle (18 out of 26 patents)

8. Joseph William Pallini, Jr (17 out of 21 patents)

9. John Edward Nelson (16 out of 31 patents)

10. Fife Baker Ellis (14 out of 26 patents)

11. Daniel Caleb Benson (12 out of 15 patents)

12. David Daniel Comeaux (12 out of 14 patents)

13. Norman Brammer (12 out of 41 patents)

14. Frank C Adamek (11 out of 20 patents)

15. Lionel J Milberger (11 out of 57 patents)

Core Competencies:

Wellhead Seal

Fatigue Resistance

Metal Seal

Tubing Hanger

Energizing Ring

Lockdown Mechanism

Anti-Rotation Key

Sealing Assembly

Hydraulic Lockdown

Connector Locking

Flow-By Holes

Pressure Energized

453 patents: Sort by Forward Citations

1. 12644353 - Radial sealing surface system and method (2026-06-02),

2. 10968716 - Wellhead profile with increased fatigue resistance (2021-04-06),

3. 10947804 - Metal-to-metal annulus wellhead style seal with pressure energized from above and below (2021-03-16),

4. 10927637 - System and method for reducing setting loads (2021-02-23),

5. 10900316 - Wellhead seal with pressure energizing from below (2021-01-26),

6. 10830006 - Centralizing and protecting sabot (2020-11-10),

7. 10822907 - Wellbore seal energizing ring with retaining feature (2020-11-03),

8. 10753161 - Dual bit run bushing system and method (2020-08-25),

9. 10711554 - Tubing hanger setting confirmation system (2020-07-14),

10. 10689936 - Tubing hanger setting confirmation system (2020-06-23),

11. 10648566 - Wiper seal system and method (2020-05-12),

12. 10605012 - Drop in anti-rotation key (2020-03-31),

13. 10597950 - Pre-installed anti-rotation key for threaded connectors (2020-03-24),

14. 10508505 - Flow-by holes with gallery and channel arrangement on wellhead and tubular hanger (2019-12-17),

15. 10465451 - Thread form for connector collar of offshore well riser pipe (2019-11-05),

Vetco Gray Inc., headquartered in Houston, TX, specializes in wellhead sealing technology, focusing on innovative solutions for the oil and gas industry. The company develops advanced sealing assemblies that enhance the performance and reliability of wellhead systems, incorporating features such as fatigue resistance and metal seals. Their expertise extends to critical components like tubing hangers, energizing rings, lockdown mechanisms, and anti-rotation keys, ensuring optimal functionality in demanding environments.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

453 Patents

#28 in Houston, TX

#66 in Texas

#1,061 in US

#2,102 in the World

Houston, TX, United States of America

Vetco Gray Inc.

Forward Citations = 4,703

383 inventors:

Joseph W Pallini (42 out of 65 patents)

David Lawrence Ford (33 out of 45 patents)

Charles Edward Jennings (32 out of 61 patents)

4. Nicholas Peter Gette (29 out of 30 patents)

5. Stephen Paul Fenton (22 out of 35 patents)

Please report any incorrect information to [email protected]

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