5 Utility Patents
#1,512 in Pittsburgh, PA
#14,891 in Pennsylvania
#397,224 in US
#825,595 in the World
Forward Citations = 149
Company Filing History:


The United States As Represented by the United States Department of
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#1,512 in Pittsburgh, PA
#14,891 in Pennsylvania
#397,224 in US
#825,595 in the World
Company Filing History:


Get your Inventor Badge Today