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Inventor
DUKE JEREMY W
US
2 patents
Patents
2 patents
US6836540B2
Dec 28, 2004
Systems and methods for offering a service to a party associated with a blocked call
EVERCOM SYSTEMS INC
85 citations
95
US7698182B2
Apr 13, 2010
Optimizing profitability in business transactions
EVERCOM SYSTEMS INC
53 citations
90