For the Inventor, By the Inventor

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Green Bay, WI, United States of America

Optima Machinery Corporation

USPTO Granted Patents = 2

% 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),

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USPTO Data Jan 1 1976 - Sep 15 2026

2 Patents

#51 in Green Bay, WI

#1,890 in Wisconsin

#94,628 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)

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