4 Utility and 2 Design Patents
#29 in Waseca, MN
#14,717 in Minnesota
#480,559 in US
rank by utility patentsForward Citations = 51
Company Filing History:

where one patent can have more than one assignee
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#29 in Waseca, MN
#14,717 in Minnesota
#480,559 in US
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today