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Milwaukee, WI, United States of America

Autotrol Corporation

USPTO Granted Patents = 41

Trademarks = 2

Forward Citations = 752

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41 inventors (with patents filed for the assignee):

Paul R Goudy, Jr (16 out of 32 patents)

William N Roos (5 out of 5 patents)

Jeffrey G Franks (4 out of 5 patents)

4. Wilbur N Torpey (4 out of 4 patents)

5. J David Seal (4 out of 4 patents)

6. William G Weekley (4 out of 4 patents)

7. Donald R Janke (3 out of 11 patents)

8. James A Rodrian (2 out of 20 patents)

9. John N Evers (2 out of 2 patents)

10. Michael P Bolton (2 out of 2 patents)

11. Bernard J Beemster (2 out of 2 patents)

12. Michael D Farrell (1 out of 6 patents)

13. Donn R Dresselhuys (1 out of 9 patents)

14. Thomas E Jenkins (1 out of 4 patents)

15. James R Voigt (1 out of 4 patents)

41 patents: Sort by Forward Citations

1. 5910244 - Adaptable control valve for fluid treatment system (1999-06-08),

2. 5335267 - Apparatus and method for transmitting text data directly to a facsimile (1994-08-02),

3. 5294916 - Water treatment controller for an evaporative condenser (1994-03-15),

4. 5250187 - Resin bed for liquid treatment (1993-10-05),

5. 5234601 - Apparatus and method for controlling regeneration of a water treatment (1993-08-10),

6. 5152252 - Water treatment control system for a boiler (1992-10-06),

7. 5064094 - Pellet dispensing unit (1991-11-12),

8. 5058032 - Apparatus and method for monitoring a water treatment system (1991-10-15),

9. 5014877 - Pellet dispenser (1991-05-14),

10. 4997347 - Peristaltic motor (1991-03-05),

11. 4816145 - Laser disinfection of fluids (1989-03-28),

12. 4772386 - Filter with liquid meter (1988-09-20),

13. 4765965 - Mixer charger reaction control system and method of affecting a chemical (1988-08-23),

14. 4737275 - Resin pressure sensor for water treatment (1988-04-12),

15. 4729665 - Fluid mixer/charger and method (1988-03-08),

Autotrol Corporation is a leading provider of advanced control systems and automation solutions for industrial manufacturing processes. With over 50 years of experience, Autotrol offers a wide range of products including PLCs, HMI software, industrial sensors, and control panels. Our solutions are designed to improve efficiency, productivity, and quality in various industries such as automotive, food and beverage, pharmaceuticals, and more. Visit our website to learn more about our innovative technologies and how we can help optimize your manufacturing operations.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

41 Patents

#38 in Milwaukee, WI

#208 in Wisconsin

#8,156 in US

#16,191 in the World

Milwaukee, WI, United States of America

Autotrol Corporation

Forward Citations = 752

41 inventors:

Paul R Goudy, Jr (16 out of 32 patents)

William N Roos (5 out of 5 patents)

Jeffrey G Franks (4 out of 5 patents)

4. Wilbur N Torpey (4 out of 4 patents)

5. J David Seal (4 out of 4 patents)

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