Inventor
VARNEY DOUGLAS W
US4 patents
Patents
4 patentsUS7991424B2Aug 2, 2011
Dynamic generation of group lists for a communication device using tags
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US7990900B2Aug 2, 2011
Event notification control based on data about a user's communication device stored in a user notification profile
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US7787443B2Aug 31, 2010
Method and apparatus for allowing peering relationships between telecommunications networks
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US10362009B2Jul 23, 2019
Methods and apparatus for authentication and identity management using a public key infrastructure (PKI) in an IP-based telephony environment
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