12 Utility and 23 Design Patents
#22 in Grand Rapids, MI
#259 in Michigan
#4,375 in US
#7,587 in the World
rank by design patentsForward Citations = 789
Company Filing History:

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#22 in Grand Rapids, MI
#259 in Michigan
#4,375 in US
#7,587 in the World
rank by design patentsCompany Filing History:

Get your Inventor Badge Today