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For the Inventor, By the Inventor

Highlands Ranch, CO, United States of America

Hughes Tool Company LLC


USPTO Granted Patents = 301


Trademarks = 5

Forward Citations = 6,260

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235 inventors (with patents filed for the assignee):

goldMedal John Lindley Baugh (17 out of 78 patents)

silverMedal Bruce J Watkins (13 out of 20 patents)

bronzeMedal James W Montgomery (9 out of 11 patents)

4.  Joseph E Vandevier (8 out of 8 patents)

5.  William James Hughes (6 out of 32 patents)

6.  Albert M Regan (6 out of 7 patents)

7.  Stanley R Scales (6 out of 6 patents)

8.  Raymond L Guzy (6 out of 10 patents)

9.  Sidney K Smith, Jr (6 out of 6 patents)

10.  William R Hamilton (6 out of 7 patents)

11.  Robert W Evans (5 out of 70 patents)

12.  Dick Lee Knox (5 out of 29 patents)

13.  John Michael Leuthen (5 out of 18 patents)

14.  Joseph L Kelly, Jr (5 out of 7 patents)

15.  Lee F McKenzie (5 out of 5 patents)


Core Competencies:
Downhole Mechanical Actuator
Annular Pressure Control
Jet Pump Drilling Assembly
Rock Bit Manufacturing
Diamond Impregnated Carbide
Wellbore Data Transmission
Completion Systems
Subsea Hydraulic Connectors
Centrifugal Pump Stages
Pressure Monitoring Systems
Self-Locating Seal Assembly
Fluid Mixing Apparatus

301 patents:

1. 12078020 - Downhole mechanical actuator (2024-09-03),
2. 11732542 - Annular pressure control ram diverter (2023-08-22),
3. 11441383 - Annular pressure control diverter (2022-09-13),
4. 11377919 - Annular pressure cap drilling method (2022-07-05),
5. 11255144 - Annular pressure cap drilling method (2022-02-22),
6. 11168526 - Jet pump drilling assembly (2021-11-09),
7. 5360076 - Dual metal face seal with single recessed energizer (1994-11-01),
8. 5173090 - Rock bit compact and method of manufacture (1992-12-22),
9. 5159857 - Fixed cutter bit with improved diamond filled compacts (1992-11-03),
10. 5129471 - Earth boring bit with protected seal means (1992-07-14),
11. 5128080 - Method of forming diamond impregnated carbide via the in-situ conversion (1992-07-07),
12. 5119714 - Rotary rock bit with improved diamond filled compacts (1992-06-09),
13. 5038640 - Titanium carbide modified hardfacing for use on bearing surfaces of (1991-08-13),
14. 5015401 - Bearings grease for rock bit bearings (1991-05-14),
15. 4984643 - Anti-balling earth boring bit (1991-01-15),
Hughes Tool Company LLC is a leading manufacturer of high-quality tools and equipment for various industries. With a strong focus on innovation and customer satisfaction, we provide cutting-edge solutions that enhance productivity and efficiency. Our extensive product range includes drilling tools, drilling equipment, and other specialized tools designed for oil and gas, mining, and construction sectors. Visit our website to explore our range of products and services, and learn more about our commitment to excellence.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

301 Patents

#1 in Highlands Ranch, CO

#23 in Colorado

#1,392 in US

#2,875 in the World

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Highlands Ranch, CO, United States of America

Hughes Tool Company LLC

Forward Citations = 6,260

235 inventors:

goldMedal John Lindley Baugh (17 out of 78 patents)

silverMedal Bruce J Watkins (13 out of 20 patents)

bronzeMedal James W Montgomery (9 out of 11 patents)

4.  Joseph E Vandevier (8 out of 8 patents)

5.  William James Hughes (6 out of 32 patents)

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