3 Utility and 2 Design Patents
#2,453 in Pittsburgh, PA
#23,125 in Pennsylvania
#604,262 in US
rank by utility patentsForward Citations = 75
Company Filing History:

where one patent can have more than one assignee
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#2,453 in Pittsburgh, PA
#23,125 in Pennsylvania
#604,262 in US
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today