23 Utility and 1 Design Patents
#2 in Worthington, MN
#2,480 in Minnesota
#70,755 in US
#138,545 in the World
rank by utility patentsForward Citations = 260
Company Filing History:

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#2 in Worthington, MN
#2,480 in Minnesota
#70,755 in US
#138,545 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today