For the Inventor, By the Inventor

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Pittsburgh, PA, United States of America

Chromalox, Inc.

Calculating rank

USPTO Granted Patents = 28

% Expired Patents = 7.1

EPO Patents = 9

Trademarks = 10

Forward Citations = 308

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41 inventors (with patents filed for the assignee):

Adam Heiligenstein (7 out of 7 patents)

Paul R Neilson (5 out of 5 patents)

Sam W Henry (4 out of 6 patents)

4. Alfred R Roman (4 out of 4 patents)

5. Richard Mark Trussler (3 out of 3 patents)

6. Michael Hardy (3 out of 3 patents)

7. Wayne Estes (3 out of 3 patents)

8. Daniel White (3 out of 3 patents)

9. Jerry Black (3 out of 3 patents)

10. Randy C Jarrett (3 out of 3 patents)

11. Steven U Nestel (2 out of 6 patents)

12. Martin P Konieczny (2 out of 2 patents)

13. Christopher J Molnar (2 out of 3 patents)

14. Myron L Jensen (2 out of 2 patents)

15. John Henrie (2 out of 2 patents)

Core Competencies:

Heating System

Heating Element

Digital Sensor

Heat Trace

Energy Storage

Medium Voltage

Immersion Heater

Silicon Controlled Rectifier

Additive Manufacturing

Wireless Modules

Power Control

Moisture Detection

28 patents: Sort by Forward Citations

1. 12696352 - Heating system and method of heating a process medium (2026-07-28),

2. 12598674 - Heating element unit (2026-04-07),

3. 12588110 - Heating element unit (2026-03-24),

4. 11973409 - Heating system and method of heating a process fluid (2024-04-30),

5. 11387641 - Fitting for receiving an insulated lead and a method for assembly thereof (2022-07-12),

6. 10767322 - Digital snow and ice sensor and heating apparatus including same (2020-09-08),

7. 10596759 - Extrusion assembly for an additive manufacturing system (2020-03-24),

8. 10278265 - Heat trace signal light (2019-04-30),

9. 10227800 - Enclosure locking assembly (2019-03-12),

10. 10117292 - Medium voltage heater elements moisture detection circuit (2018-10-30),

11. 9936540 - Snap fit accessory for heat trace cable (2018-04-03),

12. 9651184 - Wireless modules with power control circuits for heat trace system (2017-05-16),

13. 9574918 - Powering wireless components in a heat trace system (2017-02-21),

14. 9523285 - Energy storage systems with medium voltage electrical heat exchangers (2016-12-20),

15. 9429455 - Powering sensors in a heat trace system (2016-08-30),

Company Overview

Chromalox, Inc. is a leading provider of thermal technologies, specializing in the development and manufacturing of electric heating solutions and temperature management systems. The company serves a diverse range of industries, including oil and gas, food processing, and pharmaceuticals, focusing on innovative heating solutions that enhance efficiency and safety. Headquartered in Pittsburgh, PA, Chromalox leverages advanced engineering and technology to deliver reliable products that meet the evolving needs of its global clientele.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

28 Patents

#85 in Pittsburgh, PA

#438 in Pennsylvania

#12,022 in US

#23,317 in the World

Pittsburgh, PA, United States of America

Chromalox, Inc.

Forward Citations = 308

41 inventors:

Adam Heiligenstein (7 out of 7 patents)

Paul R Neilson (5 out of 5 patents)

Sam W Henry (4 out of 6 patents)

4. Alfred R Roman (4 out of 4 patents)

5. Richard Mark Trussler (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chromalox, Inc.. Retrieved from https://idiyas.com/company/chromalox

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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