50 Utility and 8 Design Patents
#48 in Pittsburgh, PA
#559 in Pennsylvania
#20,275 in US
#37,952 in the World
rank by utility patentsForward Citations = 10,653
Company Filing History:



4. 2 out of 831,952 patents
Other
5. 2 out of 1,190

where one patent can have more than one assignee
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