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For the Inventor, By the Inventor

Milwaukee, WI, United States of America

Johnson Service Company

Calculating rank
USPTO Granted Patents = 191


Forward Citations = 6,977

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202 inventors (with patents filed for the assignee):

goldMedal Paul E Thoma (11 out of 22 patents)

silverMedal David E Rasmussen (11 out of 21 patents)

bronzeMedal Thomas O Kautz (10 out of 16 patents)

4.  Karen L Woest (10 out of 11 patents)

5.  Hugh F Hudson (10 out of 10 patents)

6.  James K Stark (9 out of 10 patents)

7.  John E Seem (8 out of 45 patents)

8.  Gregory A Pascucci (8 out of 9 patents)

9.  J Scott Jamieson (8 out of 12 patents)

10.  Gaylon M Decious (7 out of 12 patents)

11.  Clay G Nesler (7 out of 20 patents)

12.  Henry A Gleason, Iii (7 out of 7 patents)

13.  Kirk H Drees (6 out of 166 patents)

14.  Paul W Madaus (6 out of 7 patents)

15.  Otto M Mageland (6 out of 7 patents)


Core Competencies:
Building Automation
Smart Actuators
HVAC Control
Networked Management
Flow Control
Environmental Control
Air Quality
Thermal Release

191 patents:

1. 6028998 - Application framework for constructing building automation systems (2000-02-22),
2. 5988319 - Transmission for a return-to-normal actuator (1999-11-23),
3. 5970997 - Smart actuator control (1999-10-26),
4. 5887849 - Thermal release apparatus for coupling a damper actuator to a damper (1999-03-30),
5. 5884072 - Networked facilities management system with updated data based on aging (1999-03-16),
6. 5875109 - Adaptive flow controller for use with a flow control system (1999-02-23),
7. 5867384 - Feedback controller (1999-02-02),
8. 5862982 - Optimal ventilation control strategy (1999-01-26),
9. 5852333 - Electric actuator return-to-normal using capacitor energy storage with (1998-12-22),
10. 5841358 - Motor current status sensor (1998-11-24),
11. D400862 - Control module for a personal environment system (1998-11-10),
12. D400239 - Air distribution housing for a personal environment system (1998-10-27),
13. 5826336 - Process for the production of series-produced valves used in heating, (1998-10-27),
14. D399938 - Supplied air fan and electronics unit for a personal environment system (1998-10-20),
15. 5820262 - Smart refrigerant sensor (1998-10-13),
Company Overview
Johnson Service Company, headquartered in Milwaukee, WI, specializes in building automation systems that enhance operational efficiency and environmental control. The company focuses on developing advanced technologies in smart actuators, HVAC control, and flow management, ensuring optimal air quality and thermal release in various settings. With a commitment to innovation, Johnson Service Company integrates networked management solutions to create intelligent environments that support sustainability and comfort across diverse industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Johnson Service Company USPTO Patent Assignee Logo
191 Patents

#13 in Milwaukee, WI

#40 in Wisconsin

#2,153 in US

#4,410 in the World

Milwaukee, WI (US)
Milwaukee, WI, United States of America

Johnson Service Company

Forward Citations = 6,977

202 inventors:

goldMedal Paul E Thoma (11 out of 22 patents)

silverMedal David E Rasmussen (11 out of 21 patents)

bronzeMedal Thomas O Kautz (10 out of 16 patents)

4.  Karen L Woest (10 out of 11 patents)

5.  Hugh F Hudson (10 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Johnson Service Company. Retrieved from https://idiyas.com/company/johnson-service-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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