4 Utility and 2 Design Patents
#167 in Burnsville, MN
#14,729 in Minnesota
#480,829 in US
rank by utility patentsForward Citations = 407
Company Filing History:

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#167 in Burnsville, MN
#14,729 in Minnesota
#480,829 in US
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today