26 Utility and 1 Design Patents
#1 in Knoxville, IA
#303 in Iowa
#59,139 in US
#115,172 in the World
rank by utility patentsForward Citations = 367
Company Filing History:

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#1 in Knoxville, IA
#303 in Iowa
#59,139 in US
#115,172 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today