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For the Inventor, By the Inventor

Fairmont, MN, United States of America

Harsco Technologies Corporation


USPTO Granted Patents = 92



Trademarks = 115

Forward Citations = 345

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100 inventors (with patents filed for the assignee):

goldMedal Peter Michael Bartek (10 out of 36 patents)

silverMedal Harry Madison (6 out of 18 patents)

bronzeMedal Reza Sami (5 out of 5 patents)

4.  Michael Stephen Davis (5 out of 5 patents)

5.  Ivan Keith Hall (5 out of 5 patents)

6.  Robert R Schrunk, Iii (4 out of 5 patents)

7.  Victor Vargas (4 out of 7 patents)

8.  Javier Fernandez (4 out of 4 patents)

9.  Christopher Ellingwood (4 out of 5 patents)

10.  Andrew Demers (4 out of 4 patents)

11.  Mark Spiridigloizzi (4 out of 4 patents)

12.  Anthony P Delucia (4 out of 11 patents)

13.  Robert S Miller (4 out of 10 patents)

14.  Justin Gish (4 out of 5 patents)

15.  Michael Petersen (3 out of 10 patents)


Core Competencies:
Rail Milling Vehicle
Track Feature Detection
Collision Protection System
Vibration Sensor Package
Inertial Measurement
Rail Worker Safety
Hybrid Continuous Indexing Tamper
Workhead Assembly
Boiler Control System
Rail Clamp
Stoneblower for Rail Applications
Encoder Bearing Hub Assembly

92 patents:

1. 12427579 - Rail milling vehicle (2025-09-30),
2. 12214813 - Track feature detection using machine vision (2025-02-04),
3. 12091605 - Demetallized slag for abrasives and/or roofing granules and related methods (2024-09-17),
4. 11958510 - Encoder bearing hub assembly for rail vehicles (2024-04-16),
5. 11893727 - Rail feature identification system (2024-02-06),
6. 11866078 - Rail warning system and method (2024-01-09),
7. 11866077 - Collision protection and safety system for rail vehicles (2024-01-09),
8. 11708099 - Work block encroachment warning system (2023-07-25),
9. 11495009 - Track feature detection using machine vision (2022-11-08),
10. 11364938 - Rail clamp with straight line tool (2022-06-21),
11. 11156531 - Vibration sensor package (2021-10-26),
12. 11139728 - Coil-oscillator vibration unit for rail workhead (2021-10-05),
13. 11014587 - Track geometry measurement system with inertial measurement (2021-05-25),
14. 10975526 - Linear actuator for rail applications (2021-04-13),
15. 10946704 - Railroad trailer chassis (2021-03-16),
Harsco Technologies Corporation is a leading global provider of industrial services and engineered products. With a history spanning over 160 years, the company delivers innovative solutions to a wide range of industries including steel, rail, energy, and more. Harsco strives to create value for its customers through its diverse portfolio of offerings, including environmental services, equipment rental, thermal processing, and railway track maintenance. Headquartered in Pennsylvania, USA, Harsco operates across multiple continents, serving clients in over 30 countries.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 2 2025

92 Patents

#1 in Fairmont, MN

#105 in Minnesota

#3,912 in US

#8,087 in the World

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Fairmont, MN, United States of America

Harsco Technologies Corporation

Forward Citations = 345

100 inventors:

goldMedal Peter Michael Bartek (10 out of 36 patents)

silverMedal Harry Madison (6 out of 18 patents)

bronzeMedal Reza Sami (5 out of 5 patents)

4.  Michael Stephen Davis (5 out of 5 patents)

5.  Ivan Keith Hall (5 out of 5 patents)

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