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For the Inventor, By the Inventor

Marshalltown, IA, United States of America

Fisher Controls International LLC


USPTO Granted Patents = 878



Trademarks = 26

Forward Citations = 7,704

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461 inventors (with patents filed for the assignee):

goldMedal Kenneth William Junk (59 out of 64 patents)

silverMedal Michael Wildie McCarty (46 out of 49 patents)

bronzeMedal Michel Ken Lovell (43 out of 44 patents)

4.  Stephen George Seberger (35 out of 35 patents)

5.  Shawn William Anderson (34 out of 35 patents)

6.  Douglas Paul Gethmann (25 out of 26 patents)

7.  Trenton Frank Jackson (23 out of 23 patents)

8.  Thomas Nelson Gabriel (22 out of 22 patents)

9.  Allen Carl Fagerlund (22 out of 23 patents)

10.  William Everett Wears (21 out of 23 patents)

11.  Ted Dennis Grabau (20 out of 20 patents)

12.  Daniel James Eilers (20 out of 20 patents)

13.  Wade Jonathon Helfer (20 out of 21 patents)

14.  Kurtis K Jensen (20 out of 21 patents)

15.  Jimmie Lee Snowbarger (19 out of 19 patents)


Core Competencies:
Automated Machining
Variable Flow Valves
Valve Trim Apparatus
Cutting Tool Assemblies
Valve Characteristic Analysis
Air Compressor Systems
Process Control Instruments
Noise Attenuation Assembly
Pneumatic Volume Usage
Continuous Level Detection
Modular Valve Assembly
Digital Valve Controllers

878 patents:

1. 12517496 - Valve degradation detection via stroke time analysis (2026-01-06),
2. 12516750 - Methods and apparatus to analyze valve characteristics (2026-01-06),
3. 12515229 - Injection valve (2026-01-06),
4. 12510210 - Control system for reduced emissions (2025-12-30),
5. 12510187 - Multi-stage shaft seal (2025-12-30),
6. 12510184 - Systems and methods for locking-in an operative position of a valve (2025-12-30),
7. 12504773 - Low bleed fluid control system (2025-12-23),
8. 12504097 - Control valve and trim assembly for a control valve (2025-12-23),
9. 12467552 - Variable flow characteristic valves (2025-11-11),
10. 12466134 - Methods and apparatus for optimally positioning objects for automated machining (2025-11-11),
11. 12460745 - Valve trim apparatus for use with fluid valves (2025-11-04),
12. 12454017 - Stabilized cutting tool assemblies (2025-10-28),
13. 12422043 - Valve plugs including hardened tips (2025-09-23),
14. 12421969 - Air compressor systems for remote settings (2025-09-23),
15. 12405621 - Valve and method for operating a valve (2025-09-02),
Fisher Controls International LLC is a leading global provider of control valves, regulators, instruments, and performance services for various process industries. With a strong focus on delivering reliable and efficient solutions, Fisher Controls serves customers in industries such as oil and gas, power generation, chemical, and refining. Their comprehensive portfolio includes innovative technologies to enhance process control and improve plant operations. Visit their official website for more information.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

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878 Patents

#1 in Marshalltown, IA

#5 in Iowa

#563 in US

#1,121 in the World

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Marshalltown, IA, United States of America

Fisher Controls International LLC

Forward Citations = 7,704

461 inventors:

goldMedal Kenneth William Junk (59 out of 64 patents)

silverMedal Michael Wildie McCarty (46 out of 49 patents)

bronzeMedal Michel Ken Lovell (43 out of 44 patents)

4.  Stephen George Seberger (35 out of 35 patents)

5.  Shawn William Anderson (34 out of 35 patents)

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