% Expired Patents = 100.0

Trademarks = 1

Forward Citations = 27

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4 inventors (with patents filed for the assignee):

Gerald L Townsend (2 out of 5 patents)

Ronald R Parsons (1 out of 1 patent)

Thomas W McGrane (1 out of 1 patent)

4. Stefan Schabel (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6672038 - Bag manipulating method and assembly for a bag filling station (2004-01-06),

2. 6658821 - Bag loading method and assembly for a bag filling station (2003-12-09),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#51 in Green Bay, WI

#1,893 in Wisconsin

#94,782 in US

Green Bay, WI, United States of America

Optima Machinery Corporation

Forward Citations = 27

4 inventors:

Gerald L Townsend (2 out of 5 patents)

Ronald R Parsons (1 out of 1 patent)

Thomas W McGrane (1 out of 1 patent)

4. Stefan Schabel (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Optima Machinery Corporation. Retrieved from https://idiyas.com/company/optima-machinery

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]