Trademarks = 4

Forward Citations = 44

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8 inventors (with patents filed for the assignee):

Nicholas Lieser (2 out of 3 patents)

Brian Wenning (1 out of 2 patents)

James Othmar Brick (1 out of 3 patents)

4. Todd J Marquardsen (1 out of 2 patents)

5. Jamey O Brick (1 out of 4 patents)

6. Douglas G Meyer (1 out of 2 patents)

7. Patrick Burg (1 out of 1 patent)

8. Brian Schoepp (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 12214361 - Tooth for fragmenting apparatus and system (2025-02-04),

2. 11272729 - System and method for processing and treating an agricultural byproduct (2022-03-15),

3. 9866089 - Mechanical motor soft start and systems and methods relating thereto (2018-01-09),

4. 8066213 - Replaceable tooth mount rotor system for waste fragmenting machines (2011-11-29),

5. 7325759 - Method for minimizing damage to a waste fragmentation machine (2008-02-05),

Company Overview

Rotochopper, Inc. is a leading manufacturer of industrial equipment specializing in grinding, shredding, and screening solutions for a wide range of applications. With a focus on innovation and quality, Rotochopper offers efficient and reliable equipment to help customers maximize productivity and minimize waste.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#1 in St. Martin, MN

#1,421 in Minnesota

#51,620 in US

St. Martin, MN, United States of America

Rotochopper, Inc.

Forward Citations = 44

8 inventors:

Nicholas Lieser (2 out of 3 patents)

Brian Wenning (1 out of 2 patents)

James Othmar Brick (1 out of 3 patents)

4. Todd J Marquardsen (1 out of 2 patents)

5. Jamey O Brick (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rotochopper, Inc.. Retrieved from https://idiyas.com/company/rotochopper

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]