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Milwaukee, WI, United States of America

Autotrol Corporation

USPTO Granted Patents = 41

Trademarks = 2

Forward Citations = 769

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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)

Core Competencies:

Control Valve

Fluid Treatment

Water Quality Monitor

Wastewater Treatment

Laser Disinfection

Resin Bed

Bactericidal Mixture

Microcomputer Control

Fluid Mixer

Pellet Dispenser

Chemical Dispenser

Activated Sludge

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),

Company Overview

Autotrol Corporation, based in Milwaukee, WI, specializes in advanced fluid treatment technologies aimed at enhancing water quality. The company focuses on innovative solutions for water softening, wastewater treatment, and chemical dispensing, utilizing cutting-edge control valve technology and resin bed systems. With a commitment to improving water management practices, Autotrol also explores laser disinfection and water quality monitoring, positioning itself as a leader in the water treatment industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

41 Patents

#42 in Milwaukee, WI

#209 in Wisconsin

#8,439 in US

#16,706 in the World

Milwaukee, WI, United States of America

Autotrol Corporation

Forward Citations = 769

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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Autotrol Corporation. Retrieved from https://idiyas.com/company/autotrol

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]

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