For the Inventor, By the Inventor

Enter assignee name

Geneva, IL, United States of America

Miner Enterprises, Inc.

USPTO Granted Patents = 143

% Expired Patents = 14.7

CIPO Patents = 16

Trademarks = 13

Forward Citations = 1,979

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80 inventors (with patents filed for the assignee):

William P O'Donnell (16 out of 16 patents)

Erich A Schoedl (15 out of 16 patents)

Brian A Senn (15 out of 28 patents)

4. Donald E Wilt (14 out of 15 patents)

5. Christopher C Gaydos (14 out of 14 patents)

6. Robert T Fischer (12 out of 12 patents)

7. Andy R Kries (11 out of 11 patents)

8. Erik D Jensen (11 out of 12 patents)

9. Richard A Carlstedt (11 out of 11 patents)

10. Guadalupe L Galvan (10 out of 10 patents)

11. Paul B Aspengren (10 out of 10 patents)

12. Keith A Salis (9 out of 10 patents)

13. Kenneth A James (7 out of 8 patents)

14. Steve R White (7 out of 7 patents)

15. Rudolph S Fortuna (7 out of 9 patents)

Core Competencies:

Energy Absorption

Draft Gear Assembly

Coupling System

Railcar Technology

Friction Modifying Insert

Hopper Car

Brake Beam

Side Bearing Assembly

Discharge Gate

Elastomeric Spring

Railroad Freight Car

Control Mechanism

143 patents: Sort by Forward Citations

1. 12623697 - Railcar coupler key retainer apparatus (2026-05-12),

2. 12459550 - Railroad freight car draft gear friction modifying insert (2025-11-04),

3. D1087835 - Railcar draft gear friction modifying insert (2025-08-12),

4. 11560162 - Railcar energy absorption system and related method for absorbing energy on a railcar (2023-01-24),

5. 11472447 - Railroad freight car coupling system (2022-10-18),

6. D963520 - H-shaped railcar follower (2022-09-13),

7. D932370 - Railcar side bearing pad (2021-10-05),

8. D909911 - Railcar follower (2021-02-09),

9. 10562546 - Mechanism for operating a railcar discharge gate assembly (2020-02-18),

10. 10407972 - Method and mechanism for controlling gravitational discharge of material from a railroad hopper car (2019-09-10),

11. D857554 - H-shaped railcar follower (2019-08-27),

12. 10384696 - Railroad car coupling system (2019-08-20),

13. 10328957 - Railcar draft gear assembly (2019-06-25),

14. 10246109 - Railcar yoke (2019-04-02),

15. 9950713 - Railroad hopper car discharge gate assembly and related method for controlling discharge of material from a railroad hopper car (2018-04-24),

MINER ENTERPRISES, INC. is a leading manufacturer of railcar components and systems, providing innovative solutions to the global rail industry. With a rich history spanning over 120 years, Miner Enterprises is known for its high-quality products, exceptional customer service, and commitment to safety. From draft gears and draft gear components to release devices and brake systems, Miner Enterprises offers a comprehensive range of products that help maximize the performance and efficiency of railcars. With a strong focus on research and development, the company continually strives to introduce innovative technologies and solutions that meet the evolving needs of the rail industry. Visit their website to learn more about their products, services, and commitment to excellence.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

Miner Enterprises, Inc.

143 Patents

#1 in Geneva, IL

#166 in Illinois

#2,729 in US

#5,672 in the World

Geneva, IL, United States of America

Miner Enterprises, Inc.

Forward Citations = 1,979

80 inventors:

William P O'Donnell (16 out of 16 patents)

Erich A Schoedl (15 out of 16 patents)

Brian A Senn (15 out of 28 patents)

4. Donald E Wilt (14 out of 15 patents)

5. Christopher C Gaydos (14 out of 14 patents)

Please report any incorrect information to [email protected]

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