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Inventor
FRIEDMAN JOSEPH BROOKS
US
2 patents
Patents
2 patents
US9183479B2
Nov 10, 2015
Value token with slug having RFID and electromagnetic detection features
GAMING PARTNERS INTERNAT CORP
4 citations
64
US9213933B2
Dec 15, 2015
Secure value tokens
GAMING PARTNERS INTERNAT CORP
1 citations
42