8 Utility and 6 Design Patents
#1,077 in Chicago, IL
#9,650 in Illinois
#253,903 in US
#519,349 in the World
rank by utility patentsForward Citations = 157
Company Filing History:
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#1,077 in Chicago, IL
#9,650 in Illinois
#253,903 in US
#519,349 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today