For the Inventor, By the Inventor

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Eden Prairie, MN, United States of America

Phillips & Temro Industries, Inc.

USPTO Granted Patents = 51

EPO Patents = 11

Trademarks = 23

Forward Citations = 461

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36 inventors (with patents filed for the assignee):

Jan P Thimmesch (11 out of 13 patents)

John David Sweazey (7 out of 8 patents)

Steven W Tonkin (7 out of 11 patents)

4. Andrew J Prust (7 out of 10 patents)

5. Jeffrey James Martell (6 out of 6 patents)

6. Eric Graham Ruggles (6 out of 6 patents)

7. Chadwick P Anderson (5 out of 6 patents)

8. Claudio Zubin (4 out of 8 patents)

9. Roger J Halberg (4 out of 4 patents)

10. Brian E Wicks (4 out of 4 patents)

11. Michael Meleck (4 out of 4 patents)

12. Gary C Edwards (4 out of 4 patents)

13. Ireneusz Witkowski (4 out of 5 patents)

14. Ronald Seger (3 out of 4 patents)

15. Jeremy N Douglas (3 out of 3 patents)

Core Competencies:

Arc Flash Protection

Intake Air Heating

Auxiliary Air Conditioning

Compressor Control

Battery Charging Systems

Electric Vehicle Heaters

Solid State Switches

Thermal Expansion Joints

Power Connectors

Modular Heater Design

Vehicle Power Systems

Connector Assemblies

51 patents: Sort by Forward Citations

1. 12470015 - Arc flash protection systems and methods (2025-11-11),

2. 11881908 - Intake air heating systems and methods (2024-01-23),

3. 11774152 - Compressor control circuit (2023-10-03),

4. 11772447 - Universal mounting plate for an auxiliary air conditioning system (2023-10-03),

5. 11770876 - Heater control system (2023-09-26),

6. 11394230 - Systems and methods for auxiliary battery charging (2022-07-19),

7. 11235639 - Systems and methods for automatic air conditioning restart (2022-02-01),

8. 11060777 - Compressor control circuit (2021-07-13),

9. 10974565 - Universal mounting plate for an auxiliary air conditioning system (2021-04-13),

10. 10774802 - Intake air heating system for a vehicle (2020-09-15),

11. 10573863 - Battery and auxiliary power unit mounting system (2020-02-25),

12. 10344717 - Intake air heater assembly having insulated bushing (2019-07-09),

13. 10221817 - Intake air heating system for a vehicle (2019-03-05),

14. 10077745 - Intake air heating system for a vehicle (2018-09-18),

15. 8981264 - Solid state switch (2015-03-17),

Phillips & Temro Industries, Inc. is a global leader in providing innovative and reliable solutions in thermal management, engineered systems, and components for the automotive and heavy-duty industries. With a history spanning over 100 years, Phillips & Temro is committed to delivering high-quality products that improve efficiency, performance, and comfort for customers worldwide. Their wide range of offerings includes heating, cooling, and electrification solutions, as well as engine management technologies. With a customer-centric approach and a focus on sustainability, Phillips & Temro continues to drive innovation in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

51 Patents

#21 in Eden Prairie, MN

#186 in Minnesota

#6,657 in US

#13,365 in the World

Eden Prairie, MN, United States of America

Phillips & Temro Industries, Inc.

Forward Citations = 461

36 inventors:

Jan P Thimmesch (11 out of 13 patents)

John David Sweazey (7 out of 8 patents)

Steven W Tonkin (7 out of 11 patents)

4. Andrew J Prust (7 out of 10 patents)

5. Jeffrey James Martell (6 out of 6 patents)

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