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For the Inventor, By the Inventor

Pittsburgh, PA, United States of America

Chromalox, Inc.


USPTO Granted Patents = 28

% Expired Patents = 7.1


Trademarks = 10

Forward Citations = 307

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41 inventors (with patents filed for the assignee):

goldMedal Adam Heiligenstein (7 out of 7 patents)

silverMedal Paul R Neilson (5 out of 5 patents)

bronzeMedal 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:

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),
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 based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Chromalox, Inc.
28 Patents

#85 in Pittsburgh, PA

#438 in Pennsylvania

#12,009 in US

#23,262 in the World

Pittsburgh, PA (US)
Pittsburgh, PA, United States of America

Chromalox, Inc.

Forward Citations = 307

41 inventors:

goldMedal Adam Heiligenstein (7 out of 7 patents)

silverMedal Paul R Neilson (5 out of 5 patents)

bronzeMedal 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)

Please report any incorrect information to [email protected]
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