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Houston, TX, United States of America

Hydril USA Manufacturing LLC

USPTO Granted Patents = 70

% Expired Patents = 62.9

EPO Patents = 26

Forward Citations = 467

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49 inventors (with patents filed for the assignee):

Robert Arnold Judge (19 out of 30 patents)

Ryan Cheaney Gustafson (8 out of 17 patents)

William Lyle Carbaugh (8 out of 23 patents)

4. Leonard G Childers (7 out of 9 patents)

5. Eric Lee Milne (7 out of 8 patents)

6. Seemant Yadav (6 out of 6 patents)

7. Michael Wayne Berckenhoff (6 out of 12 patents)

8. David Albert Dietz (5 out of 5 patents)

9. Peringandoor Raman Hariharan (5 out of 5 patents)

10. Perrin Rodriguez (5 out of 5 patents)

11. Shafiq Khandoker (4 out of 4 patents)

12. Philip A Huff (4 out of 4 patents)

13. Edward Ryan Hemphill (4 out of 11 patents)

14. Dat Manh Nguyen (3 out of 7 patents)

15. Viral Shah (2 out of 7 patents)

Core Competencies:

Blowout Preventer

Subsea Control Systems

Pressure Management

Inflatable Seals

Shear Blade Geometry

Emergency Disconnect

Riser Assembly

Wellbore Sealing

Solenoid Actuator

Mudline Managed Pressure

Subsea Sensors

Safety Mechanisms

70 patents: Sort by Forward Citations

1. 9033048 - Apparatuses and methods for determining wellbore influx condition using qualitative indications (2015-05-19),

2. 9019118 - Automated well control method and apparatus (2015-04-28),

3. 9016659 - Fiber reinforced elastomer anisotropic annular blowout preventer (2015-04-28),

4. 9016381 - Mudline managed pressure drilling and enhanced influx detection (2015-04-28),

5. 8979062 - Secondary activation of packer and method (2015-03-17),

6. 8960306 - Annular blowout preventer and lower marine riser package connector unit (2015-02-24),

7. 8905141 - Subsea operating valve connectable to low pressure recipient (2014-12-09),

8. 8875795 - Subsea sensors display system and method (2014-11-04),

9. 8844613 - Shear blade and method of attachment to shear rams (2014-09-30),

10. 8770298 - Safety mechanism for blowout preventer (2014-07-08),

11. 8740174 - Dual-direction ram-type blowout preventer seal (2014-06-03),

12. 8702106 - Pressure energized radial seal (2014-04-22),

13. 8694298 - Drill string valve actuator with inflatable seals (2014-04-08),

14. 8657253 - Position data based method, interface and device for blowout preventer (2014-02-25),

15. 8651190 - Shear boost triggering and bottle reducing system and method (2014-02-18),

Company Overview

Hydril USA Manufacturing LLC, based in Houston, Texas, specializes in the development and manufacturing of advanced blowout preventers and subsea control systems. The company focuses on critical technologies such as pressure management, inflatable seals, and shear blade geometry, which are essential for ensuring safety and reliability in oil and gas drilling operations. With a commitment to innovation, Hydril plays a pivotal role in enhancing wellbore sealing and emergency disconnect systems, contributing to the efficiency and safety of subsea operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

70 Patents

#89 in Houston, TX

#289 in Texas

#5,244 in US

#10,641 in the World

Houston, TX, United States of America

Hydril USA Manufacturing LLC

Forward Citations = 467

49 inventors:

Robert Arnold Judge (19 out of 30 patents)

Ryan Cheaney Gustafson (8 out of 17 patents)

William Lyle Carbaugh (8 out of 23 patents)

4. Leonard G Childers (7 out of 9 patents)

5. Eric Lee Milne (7 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hydril USA Manufacturing LLC. Retrieved from https://idiyas.com/company/hydril-usa-manufacturing

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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