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For the Inventor, By the Inventor

Charlotte, NC, United States of America

Indian Head Industries, Inc.


USPTO Granted Patents = 55


Trademarks = 2

Forward Citations = 801

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40 inventors (with patents filed for the assignee):

goldMedal Ronald S Plantan (23 out of 67 patents)

silverMedal Graydon J Choinski (12 out of 13 patents)

bronzeMedal Richard J Rink (7 out of 8 patents)

4.  Mark David Chandler (6 out of 7 patents)

5.  Allen L Gummer (6 out of 6 patents)

6.  David W Brooks (6 out of 7 patents)

7.  Alan C Lesesky (5 out of 93 patents)

8.  Thomas Edward Wallace (5 out of 12 patents)

9.  Steve Lepard (4 out of 4 patents)

10.  Duane M Juriga (4 out of 5 patents)

11.  Henry T Dangson (4 out of 4 patents)

12.  Christopher J Prager (4 out of 4 patents)

13.  Glenn Singletary (3 out of 3 patents)

14.  Walter E Heron (3 out of 3 patents)

15.  Paul S Osterman (3 out of 3 patents)


Core Competencies:
Brake Actuator
Brake Monitoring System
Electronic Stroke Sensor
Tamper-Resistant
Spring Brake Actuator
Insulating Laminate
Vehicle Monitoring
Assembly Method
Pressure Spring
Damping Stone Shield
Gasket Design
Driveline Vehicle

55 patents:

1. 9909937 - Method of identifying and reducing lateral force of a coil spring (2018-03-06),
2. 9873419 - Brake monitoring assembly for a rail system (2018-01-23),
3. 9855940 - Electronic stroke sensor for air disc brake (2018-01-02),
4. 9440633 - Electronic stroke sensor for air disc brake with inspection port (2016-09-13),
5. 9440631 - Electronic stroke sensor for air disc brake (2016-09-13),
6. 8994523 - Brake monitoring system and method (2015-03-31),
7. 8616342 - Electronic stroke sensor for air disc brake (2013-12-31),
8. 8342076 - Brake actuator and method of forming the same (2013-01-01),
9. 6902043 - Driveline vehicle parking brake actuator (2005-06-07),
10. 6888451 - Method of monitoring the power spring of a spring brake actuator (2005-05-03),
11. 6753771 - Vehicle monitoring system (2004-06-22),
12. 6501375 - Brake monitoring system (2002-12-31),
13. 6480107 - Apparatus for assembly of brake monitor (2002-11-12),
14. 6417768 - Method of assembling a monitor on a brake actuator (2002-07-09),
15. 6411206 - Brake monitoring system (2002-06-25),
Company Overview
Indian Head Industries, Inc., based in Charlotte, NC, specializes in advanced brake actuator technology, focusing on enhancing vehicle safety and performance. The company develops a range of innovative products, including brake monitoring systems and electronic stroke sensors, designed to improve the reliability and efficiency of braking systems. With a commitment to quality and innovation, Indian Head Industries also explores tamper-resistant solutions and insulating laminates, contributing to the evolving landscape of automotive engineering.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

55 Patents

#32 in Charlotte, NC

#156 in North Carolina

#6,456 in US

#12,922 in the World

Charlotte, NC (US)
Charlotte, NC, United States of America

Indian Head Industries, Inc.

Forward Citations = 801

40 inventors:

goldMedal Ronald S Plantan (23 out of 67 patents)

silverMedal Graydon J Choinski (12 out of 13 patents)

bronzeMedal Richard J Rink (7 out of 8 patents)

4.  Mark David Chandler (6 out of 7 patents)

5.  Allen L Gummer (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Indian Head Industries, Inc.. Retrieved from https://idiyas.com/company/indian-head-industries

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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