% Expired Patents = 75.0

EPO Patents = 1

Trademarks = 3

Forward Citations = 11

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5 inventors (with patents filed for the assignee):

John W Jinnings (4 out of 11 patents)

Mark Gustin (2 out of 3 patents)

Brian Widenhoefer (1 out of 1 patent)

4. James J Connerley (1 out of 13 patents)

5. Orrin H Jinnings (1 out of 1 patent)

6. John W Winnings (0 patent)

4 patents: Sort by Forward Citations

1. 10407860 - Reciprocating hammer with downward thrust assist (2019-09-10),

2. 8342778 - Method and apparatus for facilitating the subterranean support of underground conduits having a fixed insertion axis (2013-01-01),

3. 8096733 - Apparatus for inserting sheet pile having an independently adjustable insertion axis and method for using the same (2012-01-17),

4. 4634311 - Pavement breaking apparatus (1987-01-06),

Hercules Machinery Corporation is a leading provider of heavy machinery solutions for construction, mining, and agriculture industries. With a strong focus on innovation and customer satisfaction, Hercules offers a wide range of high-quality equipment and services to meet the growing demands of the market. From excavators and dump trucks to loaders and cranes, Hercules Machinery Corporation is your one-stop shop for all your heavy machinery needs.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#62 in Fort Wayne, IN

#852 in Indiana

#60,597 in US

Fort Wayne, IN, United States of America

Hercules Machinery Corporation