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Rockford, IL, United States of America

Barber Colman Company

Calculating rank

USPTO Granted Patents = 115

Trademarks = 3

Forward Citations = 1,531

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90 inventors (with patents filed for the assignee):

Edward W Haug (11 out of 14 patents)

Wayne C Trost (11 out of 11 patents)

Richard A Schewe (8 out of 11 patents)

4. Eugene R Jornod (6 out of 6 patents)

5. Burns Darsie (6 out of 7 patents)

6. Dale E Maxson (6 out of 6 patents)

7. George E Fransson (6 out of 6 patents)

8. Stuart J Johnson (6 out of 6 patents)

9. Elwood J Meyers (4 out of 5 patents)

10. Karol Kulczycki (4 out of 5 patents)

11. Franklin L Townsend (4 out of 4 patents)

12. Paul H Brace (4 out of 4 patents)

13. Lance F Miller (3 out of 5 patents)

14. Eric J Reber (3 out of 3 patents)

15. David K Spahr (3 out of 4 patents)

Core Competencies:

Rotary Actuator

Adaptive Controller

Magnetic Bearings

Injection Molding

Eddy Current Sensor

Vending Machine Gearmotor

Electronic Actuator Control

Position Detection

Air Cycle Machine

Control Systems

Hobbing Machine

Weaving Machine

115 patents: Sort by Forward Citations

1. 6654750 - Network management system having a network database (2003-11-25),

2. 6651952 - Two position rotary actuator incorporating DC solenoid (2003-11-25),

3. 6116215 - Integrated throttle valve and actuator (2000-09-12),

4. 5872434 - Systems and methods for actuator power failure response (1999-02-16),

5. 5786999 - Combination control for injection molding (1998-07-28),

6. 5726560 - Switched reluctance generator (1998-03-10),

7. 5714818 - Backup bearing for magnetic bearings (1998-02-03),

8. 5645775 - Adaptive controller for injection molding (1997-07-08),

9. 5627421 - High efficiency drive circuit for an active magnetic bearing system (1997-05-06),

10. 5572119 - Eddy current position sensor including an insulating base having (1996-11-05),

11. 5446326 - Vending machine gearmotor (1995-08-29),

12. 5444317 - Braking mechanism for a shaded-pole motor (1995-08-22),

13. 5310311 - Air cycle machine with magnetic bearings (1994-05-10),

14. 5310021 - Motor-driven, spring-returned rotary actuator (1994-05-10),

15. 5294909 - Resistive sensor for position detection of manifold failures (1994-03-15),

Company Overview

Barber Colman Company, headquartered in Rockford, Illinois, specializes in actuator technology, focusing on the development and manufacturing of advanced rotary actuators and electronic actuator control systems. The company is recognized for its innovative solutions in adaptive controllers, magnetic bearings, and position detection technologies. Additionally, Barber Colman serves diverse applications, including vending machine gearmotors and injection molding, positioning itself as a key player in the actuator and automation sectors.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

115 Patents

#4 in Rockford, IL

#194 in Illinois

#3,345 in US

#6,902 in the World

Rockford, IL, United States of America

Barber Colman Company

Forward Citations = 1,531

90 inventors:

Edward W Haug (11 out of 14 patents)

Wayne C Trost (11 out of 11 patents)

Richard A Schewe (8 out of 11 patents)

4. Eugene R Jornod (6 out of 6 patents)

5. Burns Darsie (6 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Barber Colman Company. Retrieved from https://idiyas.com/company/barber-colman-company

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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