For the Inventor, By the Inventor

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McKinney, TX, United States of America

Emerson Process Management Regulator Technologies, Inc.

USPTO Granted Patents = 175

CIPO Patents = 9

EPO Patents = 121

Trademarks = 3

Forward Citations = 441

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147 inventors (with patents filed for the assignee):

Tung Kim Nguyen (25 out of 26 patents)

Roy Ronald Pelfrey (20 out of 24 patents)

Chun Lin (16 out of 22 patents)

4. James Lyman Griffin, Jr (16 out of 20 patents)

5. Justin Lane Masias (15 out of 16 patents)

6. Daniel Gunder Roper (15 out of 22 patents)

7. James Chester Hawkins (15 out of 25 patents)

8. Douglas James Scheffler (14 out of 15 patents)

9. Tony Alan Durant (13 out of 14 patents)

10. Jason Scott Mevius (12 out of 21 patents)

11. Harold Joe McKinney (10 out of 12 patents)

12. Juan Manuel Diaz (8 out of 13 patents)

13. Mark A Michnevitz (8 out of 9 patents)

14. Istvan Bartha (8 out of 8 patents)

15. Silviu Vasile Rebreanu (8 out of 8 patents)

Core Competencies:

Pressure Regulators

Slam-Shut Safety Devices

Balanced Plug Assemblies

Flame Arrestors

Noise Attenuators

Flow Limiter

Hybrid Composite Flame Cell

Adjustable Deadband Control

Solenoid Operated Valve

Three-Dimensional Printing

Torsional Spring Actuated Valve

Multidirectional Vent Limiting Devices

175 patents: Sort by Forward Citations

1. 12416932 - Pressure regulators with adjustable boost bodies (2025-09-16),

2. 12372990 - Pressure regulators with adjustable boost bodies (2025-07-29),

3. 12152691 - Slam-shut safety devices for a fluid regulator (2024-11-26),

4. 12049963 - Balanced plug assemblies and pressure regulators having balanced plug assemblies (2024-07-30),

5. 12013116 - Flame arrestors and methods of making flame arrestors (2024-06-18),

6. 11994227 - Regulator with improved turndown (2024-05-28),

7. 11976745 - Scotch yoke actuator (2024-05-07),

8. 11835151 - Valve handles and dual-valve assemblies having valve handles (2023-12-05),

9. 11733722 - Adjustable deadband control system (2023-08-22),

10. 11725743 - Balanced plug assemblies and pressure regulators having balanced plug assemblies (2023-08-15),

11. 11629788 - Adjustable cage assembly for flow control devices (2023-04-18),

12. 11596820 - Method for manufacturing a flame arrestor (2023-03-07),

13. 11562726 - Plates and plate assemblies for noise attenuators and other devices and methods making the same (2023-01-24),

14. 11543321 - Methods and apparatus for leak detection from a thief hatch (2023-01-03),

15. 11493065 - Vent limiting device for use with fluid regulators (2022-11-08),

Emerson Process Management Regulator Technologies, Inc. is a leading provider of high-quality pressure regulators and control valves. With a rich history extending over 70 years, Emerson offers innovative solutions for optimizing process performance and efficiency. Their products are widely used in industries such as oil and gas, chemical, power generation, and more. Emerson Process Management Regulator Technologies is committed to delivering reliable, safe, and cost-effective solutions that meet the evolving needs of their customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

175 Patents

#1 in McKinney, TX

#133 in Texas

#2,221 in US

#4,622 in the World

McKinney, TX, United States of America

Emerson Process Management Regulator Technologies, Inc.

Forward Citations = 441

147 inventors:

Tung Kim Nguyen (25 out of 26 patents)

Roy Ronald Pelfrey (20 out of 24 patents)

Chun Lin (16 out of 22 patents)

4. James Lyman Griffin, Jr (16 out of 20 patents)

5. Justin Lane Masias (15 out of 16 patents)

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