Drina C. Yue

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Central, HK

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for routing calls based on the identification...
- Patent number 8,031,851
- Issue date Oct 4, 2011
- AT&T Intellectual Property I, L.P.
- Scott Crandall Holt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for routing calls based on the identification...
- Patent number 7,933,394
- Issue date Apr 26, 2011
- AT&T Intellectual Property I, L.P.
- Scott Crandall Holt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for routing calls based on identification of t...
- Patent number 7,260,203
- Issue date Aug 21, 2007
- BellSouth Intellectual Property Corporation
- Scott Crandall Holt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Routing Calls Based on the Identification...
- Publication number 20090067613
- Publication date Mar 12, 2009
- BellSouth Intellectual Property Corporation
- Scott Crandall Holt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and Apparatus for Routing Calls Based on the Identification...
- Publication number 20080095350
- Publication date Apr 24, 2008
- AT&T Delaware Intellectual Property, Inc., formerly known as BellSouth Intl....
- Scott Crandall Holt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and Apparatus for Routing Calls Based on the Identification...
- Publication number 20070127698
- Publication date Jun 7, 2007
- BellSouth Intellectual Property Corporation
- Scott Crandall Holt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE