37 Utility and 2 Design Patents
#1 in Pella, IA
#159 in Iowa
#34,249 in US
#65,425 in the World
rank by utility patentsForward Citations = 323
Company Filing History:
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#1 in Pella, IA
#159 in Iowa
#34,249 in US
#65,425 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today