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For the Inventor, By the Inventor

Saint Joseph, MO, United States of America

Herzog Services, Inc.

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 9.1

Forward Citations = 252

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11 inventors (with patents filed for the assignee):

goldMedal Troy L Elbert (5 out of 5 patents)

silverMedal Timothy J Coolman (5 out of 5 patents)

bronzeMedal Jeffrey B Wigh (4 out of 4 patents)

4.  Richard L Ebersold (4 out of 4 patents)

5.  Brent T Applebury (3 out of 3 patents)

6.  Andy White (3 out of 3 patents)

7.  Jason M Kahn (2 out of 2 patents)

8.  George D Martens (2 out of 5 patents)

9.  Jason Roe (2 out of 2 patents)

10.  John W Kieser (2 out of 2 patents)

11.  Jeff Wigh (1 out of 1 patent)


11 patents:

1. 12570336 - System for detecting defects in rail and methods of using same (2026-03-10),
2. 12392756 - Roller search unit having integrated digital circuitry for detecting rail defects (2025-08-19),
3. 12286142 - Utility body for housing system for detecting defects in rail (2025-04-29),
4. 8820166 - Apparatus for detecting defects (2014-09-02),
5. 8806948 - Apparatus and method of detecting defects in a rail joint bar (2014-08-19),
6. 8485035 - Method of detecting defects (2013-07-16),
7. 8424387 - Apparatus for detecting defects (2013-04-23),
8. 8418563 - Apparatus for detecting defects (2013-04-16),
9. 8365604 - Apparatus for and method of detecting defects in a rail joint bar (2013-02-05),
10. 7882742 - Apparatus for detecting, identifying and recording the location of defects in a railway rail (2011-02-08),
11. 6055862 - Method of and an apparatus for detecting, identifying and recording the (2000-05-02),
Company Overview
Herzog Services, Inc. is a prominent provider of specialized engineering and construction services, primarily focusing on the railway industry. The company excels in delivering innovative solutions for track maintenance, rehabilitation, and construction, ensuring the safety and efficiency of rail operations. With a strong presence in Saint Joseph, MO, Herzog Services integrates advanced technologies and methodologies to enhance infrastructure reliability and performance, contributing significantly to the transportation sector's development.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

11 Patents

#5 in Saint Joseph, MO

#387 in Missouri

#27,540 in US

#51,831 in the World

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

Herzog Services, Inc.

Forward Citations = 252

11 inventors:

goldMedal Troy L Elbert (5 out of 5 patents)

silverMedal Timothy J Coolman (5 out of 5 patents)

bronzeMedal Jeffrey B Wigh (4 out of 4 patents)

4.  Richard L Ebersold (4 out of 4 patents)

5.  Brent T Applebury (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Herzog Services, Inc.. Retrieved from https://idiyas.com/company/herzog-services

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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