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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 105 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)


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),
Herzog Contracting Corporation is a leading general contractor specializing in rail and heavy/highway construction. With over 50 years of experience, Herzog has successfully completed numerous projects across the United States. They offer a wide range of services including track construction, bridge construction, underground utility work, and concrete and asphalt paving. With a strong commitment to safety and quality, Herzog Contracting Corporation continues to be a trusted name in the construction industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

Herzog Contracting Corporation
28 Patents

#2 in Saint Joseph, MO

#166 in Missouri

#11,988 in US

#23,221 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 105 patents)

Please report any incorrect information to [email protected]
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