25 Utility and 2 Design Patents
#4 in Red Wing, MN
#2,197 in Minnesota
#62,617 in US
#122,133 in the World
rank by utility patentsForward Citations = 556
Company Filing History:

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#4 in Red Wing, MN
#2,197 in Minnesota
#62,617 in US
#122,133 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today