% Expired Patents = 50.0

Trademarks = 1

Forward Citations = 13

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3 inventors (with patents filed for the assignee):

Jason Knueven (1 out of 4 patents)

Jason Potter (1 out of 4 patents)

Axel W Orphall (1 out of 4 patents)

2 patents: Sort by Forward Citations

1. 7854407 - Low-profile housing for an impact crushing apparatus (2010-12-21),

2. 4679740 - Wedge-clamp assembly for an impact crusher (1987-07-14),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#1 in Aurora, IN

#1,327 in Indiana

#94,841 in US

Aurora, IN, United States of America

Stedman Machine Company

Forward Citations = 13

3 inventors:

Jason Knueven (1 out of 4 patents)

Jason Potter (1 out of 4 patents)

Axel W Orphall (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Stedman Machine Company. Retrieved from https://idiyas.com/company/stedman-machine-company

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]