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For the Inventor, By the Inventor

Saint Joseph, MO, United States of America

Herzog Contracting Corporation


USPTO Granted Patents = 28

% Expired Patents = 3.6



Forward Citations = 370

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25 inventors (with patents filed for the assignee):

goldMedal Ivan Eugene Bounds (18 out of 28 patents)

silverMedal Stanley M Herzog (12 out of 17 patents)

bronzeMedal Randy L Poggemiller (6 out of 6 patents)

4.  William E Herzog (4 out of 6 patents)

5.  Lawrence E Guerra (3 out of 108 patents)

6.  Stephen Bedingfield (3 out of 5 patents)

7.  Tony Shirk (2 out of 9 patents)

8.  Steven R Walton (2 out of 14 patents)

9.  Timothy M Beers (2 out of 2 patents)

10.  Ron Schmitz (2 out of 2 patents)

11.  Daniel B Laughlin (2 out of 2 patents)

12.  Ronald A Schmitz (2 out of 2 patents)

13.  Patrick R Harris (1 out of 2 patents)

14.  Gerald L Caylor (1 out of 1 patent)

15.  Brian M Schubert (1 out of 1 patent)


Core Competencies:
Clamp Assembly
Rail Train
Safety Line Anchor
Rail Threading Mechanism
Self-Propelled Machine
Logistics System
GPS Techniques
Ballast Distributing Blades
Material Handling
Dynamic Stress Measurement
Track Laying System
Hopper Car

28 patents:

1. 9676397 - Clamp assembly (2017-06-13),
2. 8607712 - System for guiding rails on a rail train (2013-12-17),
3. 8590454 - Clamp assembly (2013-11-26),
4. 8181577 - Rail train (2012-05-22),
5. 8096384 - Safety line anchor (2012-01-17),
6. 7765935 - Rail threading mechanism (2010-08-03),
7. 7707944 - Method and apparatus for applying railway ballast (2010-05-04),
8. 7707943 - Self-propelled rail unloading machine (2010-05-04),
9. 7437997 - Method for delivering replacement rail ties using GPS techniques (2008-10-21),
10. 7152347 - Method and apparatus for applying railway ballast (2006-12-26),
11. 6981452 - Method and apparatus for unloading ribbon rails from rail cars (2006-01-03),
12. 6704626 - Logistics system and method with position control (2004-03-09),
13. 6561742 - Loading and unloading apparatus for railcars (2003-05-13),
14. 6526339 - GPS controlled multiple source material application (2003-02-25),
15. 5657700 - Railroad hopper car with ballast distributing blades and remote control (1997-08-19),
Company Overview
Herzog Contracting Corporation is a prominent player in the construction and engineering sector, specializing in heavy civil construction, rail infrastructure, and transportation services. With a strong focus on delivering innovative solutions, the company engages in projects that enhance the efficiency and safety of transportation networks. Headquartered in Saint Joseph, Missouri, Herzog operates across various regions, contributing to the development of critical infrastructure that supports economic growth and community connectivity.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Herzog Contracting Corporation USPTO Patent Assignee Logo
28 Patents

#2 in Saint Joseph, MO

#166 in Missouri

#12,013 in US

#23,285 in the World

Saint Joseph, MO (US)
Saint Joseph, MO, United States of America

Herzog Contracting Corporation

Forward Citations = 370

25 inventors:

goldMedal Ivan Eugene Bounds (18 out of 28 patents)

silverMedal Stanley M Herzog (12 out of 17 patents)

bronzeMedal Randy L Poggemiller (6 out of 6 patents)

4.  William E Herzog (4 out of 6 patents)

5.  Lawrence E Guerra (3 out of 108 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Herzog Contracting Corporation. Retrieved from https://idiyas.com/company/herzog-contracting

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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