logo

For the Inventor, By the Inventor

Houston, TX, United States of America

Hydril Company


USPTO Granted Patents = 277

% Expired Patents = 4.0



Trademarks = 17

Forward Citations = 7,620

Loading Chart...
Loading Chart...

144 inventors (with patents filed for the assignee):

goldMedal James D Mott (27 out of 27 patents)

silverMedal Harris Allen Reynolds, Jr (21 out of 37 patents)

bronzeMedal Joseph R Roche (21 out of 22 patents)

4.  Charles D Morrill (15 out of 15 patents)

5.  David Llewellyn Mallis (12 out of 14 patents)

6.  Robert S Sivley, Iv (12 out of 19 patents)

7.  James A Burton (11 out of 17 patents)

8.  William Lyle Carbaugh (11 out of 23 patents)

9.  Keith C Mott (11 out of 11 patents)

10.  Charles P Peterman (9 out of 9 patents)

11.  Douglas W Carlson (9 out of 9 patents)

12.  Kenneth W Colvin (8 out of 8 patents)

13.  Thomas L Blose (8 out of 15 patents)

14.  George E Lewis (8 out of 8 patents)

15.  Edward Ryan Hemphill (7 out of 11 patents)


Core Competencies:
Wedge Threads
Threaded Connections
Expandable Tubulars
Blowout Preventer
Sealing Systems
Hydrocarbon Wells
Composite Liners
Oilfield Tubulars
Drilling Systems
Torque Shoulders
BOP Shear Device
Mud Pump Systems

277 patents:

1. 12378984 - Threaded and coupled tubular goods connection (2025-08-05),
2. 12366123 - Wedge thread connection for tubular goods (2025-07-22),
3. 12297700 - Curvilinear sealing system (2025-05-13),
4. 12146591 - Threaded connection for exploration and production of a hydrocarbon well (2024-11-19),
5. 11953122 - Threadform having enlarged grooves (2024-04-09),
6. 11753876 - Curvilinear sealing system (2023-09-12),
7. 11560760 - Threaded tubular connection (2023-01-24),
8. 11512538 - Wedge thread connection for tubular goods (2022-11-29),
9. 11421487 - Curvilinear sealing system (2022-08-23),
10. 11371293 - Wedge threadform having crest to root thread compound relief areas (2022-06-28),
11. 11371292 - Threadform having crest to root thread compound relief areas (2022-06-28),
12. 11174686 - Threaded tubular connection (2021-11-16),
13. 11047413 - Threaded and coupled tubular goods connection (2021-06-29),
14. 10704338 - Abutments for threaded connections (2020-07-07),
15. 9052041 - Wedge threads with a solid lubricant coating (2015-06-09),
Company Overview
Hydril Company, based in Houston, Texas, specializes in the development and manufacturing of advanced threaded connections and sealing systems for the oil and gas industry. The company focuses on innovative technologies such as wedge threads, expandable tubulars, and blowout preventers, which enhance the safety and efficiency of hydrocarbon extraction. With a commitment to quality and performance, Hydril plays a crucial role in providing reliable solutions for oilfield tubulars and composite liners, addressing the evolving needs of energy production.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

Hydril Company USPTO Patent Assignee Logo
277 Patents

#34 in Houston, TX

#88 in Texas

#1,575 in US

#3,187 in the World

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

Hydril Company

Forward Citations = 7,620

144 inventors:

goldMedal James D Mott (27 out of 27 patents)

silverMedal Harris Allen Reynolds, Jr (21 out of 37 patents)

bronzeMedal Joseph R Roche (21 out of 22 patents)

4.  Charles D Morrill (15 out of 15 patents)

5.  David Llewellyn Mallis (12 out of 14 patents)

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

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]
Loading…