3 Utility and 2 Design Patents
#89 in Pella, IA
#4,250 in Iowa
#603,922 in US
rank by utility patentsForward Citations = 9
Company Filing History:

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#89 in Pella, IA
#4,250 in Iowa
#603,922 in US
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today