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For the Inventor, By the Inventor

Chicago, IL, United States of America

Mark IV Transportation Products Corporation

Calculating rank
USPTO Granted Patents = 15


Forward Citations = 252

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20 inventors (with patents filed for the assignee):

goldMedal Joseph H Werling (6 out of 6 patents)

silverMedal Robert T Brady (6 out of 10 patents)

bronzeMedal George A Weller (3 out of 3 patents)

4.  Dean C Townsend (3 out of 3 patents)

5.  Fotios Golemis (1 out of 9 patents)

6.  Marc Zweili (1 out of 3 patents)

7.  Redreddy Sukumar Reddy (1 out of 8 patents)

8.  Conrad M Walker (1 out of 6 patents)

9.  William K Brockelsby (1 out of 7 patents)

10.  Anthony J Walsh (1 out of 3 patents)

11.  Robert G Bayard (1 out of 2 patents)

12.  Donald P Gillis (1 out of 3 patents)

13.  Roger J Weseloh (1 out of 1 patent)

14.  Steven J Heiress (1 out of 1 patent)

15.  Michael H Hryciuk (1 out of 1 patent)


15 patents:

1. 5638773 - Method and apparatus for low NOX combustion of gaseous fuels (1997-06-17),
2. 5587712 - Transponder having microprocessor generated frequency shift signals (1996-12-24),
3. 5582137 - Compact boiler having low NOX emissions (1996-12-10),
4. 5483769 - Door drive equipment for mass transit vehicle (1996-01-16),
5. 5471957 - Compact boiler having low NO.sub.x emissions (1995-12-05),
6. 5438800 - Stabilizer for outside sliding plug doors (1995-08-08),
7. 5433174 - Method and apparatus for low NOX combustion of gaseous fuels (1995-07-18),
8. 5433031 - Resilient edges for power operated doors (1995-07-18),
9. 5341598 - Power door drive and door support having motor operated locks (1994-08-30),
10. 5333574 - Compact boiler having low NOX emissions (1994-08-02),
11. 5332279 - Power door operator for multi-passenger mass transit vehicles (1994-07-26),
12. 5259342 - Method and apparatus for low NOX combustion of gaseous fuels (1993-11-09),
13. 5192954 - Roadway antennae (1993-03-09),
14. 5148631 - Pneumatic door operator having pneumatic actuator and lock (1992-09-22),
15. 5130503 - Pressure wave switch having improved contact structure and pressure (1992-07-14),
Company Overview
Mark IV Transportation Products Corporation is a prominent player in the transportation sector, specializing in the development and manufacturing of advanced components and systems for various vehicles. The company focuses on enhancing safety, efficiency, and performance through innovative engineering solutions. With a strong presence in Chicago, IL, Mark IV is dedicated to delivering high-quality products that meet the evolving needs of the automotive and transportation industries, contributing to advancements in vehicle technology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

15 Patents

#256 in Chicago, IL

#1,060 in Illinois

#21,085 in US

#39,991 in the World

Chicago, IL (US)
Chicago, IL, United States of America

Mark IV Transportation Products Corporation

Forward Citations = 252

20 inventors:

goldMedal Joseph H Werling (6 out of 6 patents)

silverMedal Robert T Brady (6 out of 10 patents)

bronzeMedal George A Weller (3 out of 3 patents)

4.  Dean C Townsend (3 out of 3 patents)

5.  Fotios Golemis (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Mark IV Transportation Products Corporation. Retrieved from https://idiyas.com/company/mark-iv-transportation-products

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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