22 Utility and 10 Design Patents
#7 in East Grand Rapids, MI
#2,817 in Michigan
#74,521 in US
#146,028 in the World
rank by utility patentsForward Citations = 1,928
Company Filing History:
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#7 in East Grand Rapids, MI
#2,817 in Michigan
#74,521 in US
#146,028 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today