9 Utility and 1 Design Patents
#137 in Grand Rapids, MI
#9,168 in Michigan
#223,679 in US
#455,818 in the World
rank by utility patentsForward Citations = 188
Company Filing History:
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#137 in Grand Rapids, MI
#9,168 in Michigan
#223,679 in US
#455,818 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today