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Inventor
KEAST LIAM JOHN
CA
2 patents
Patents
2 patents
US8301117B2
Oct 30, 2012
Authenticating voice calls from mobile devices
KEAST LIAM JOHN
106 citations
92
US8548432B2
Oct 1, 2013
Authenticating voice calls from mobile devices
KEAST LIAM JOHN
2 citations
57