47 Utility and 1 Design Patents
#2 in East Grand Rapids, MI
#771 in Michigan
#22,860 in US
#43,077 in the World
rank by utility patentsForward Citations = 1,117
Company Filing History:
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#2 in East Grand Rapids, MI
#771 in Michigan
#22,860 in US
#43,077 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today