CQ

Chaoxin Qiu

AT AT&T: 16 patents #19 of 1,435Top 2%
Overall (2016): #2,502 of 481,213Top 1%
16
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9515849 Method and apparatus for managing communication faults Arshad Khan, Niral Sheth 2016-12-06
9497229 Methods and apparatus to manage internet protocol (IP) multimedia subsystem (IMS) network capacity Bernard Ku, Mehrad Yasrebi 2016-11-15
9467308 Methods and apparatus to control synchronization in voice over internet protocol networks after catastrophes James Jackson, Mehrad Yasrebi 2016-10-11
9461845 Methods and apparatus to provide voice communication error notifications Jeffrey L. Scruggs, Robert F. Dailey 2016-10-04
9432467 Systems and methods for location management and emergency support for a voice over internet protocol device Richard L. Khan, Robert F. Dailey 2016-08-30
9432409 Apparatus and method for managing emergency calls Arshad Khan, Niral Sheth 2016-08-30
9413879 System and method of communication in an IP multimedia subsystem network Bernard Ku, Mehrad Yasrebi 2016-08-09
9374419 Controlling registration floods in VoIP networks via DNS James Jackson, Mehrad Yasrebi 2016-06-21
9374313 System and method to prevent endpoint device recovery flood in NGN James Jackson, Mehrad Yasrebi 2016-06-21
9338030 Method and apparatus for configuring IP multimedia subsystem network elements Arshad Khan, Niral Sheth 2016-05-10
9319433 Prioritization of protocol messages at a server Arshad Khan, Niral Sheth 2016-04-19
9276858 Method and apparatus for mitigating an overload in a network Arshad Khan, Jeffrey L. Scruggs, Robert F. Dailey 2016-03-01
9264290 System and method for location management and emergency support for a voice over internet protocol device Richard L. Khan, Robert F. Dailey, Keith Joseph Allen, Geoffrey Zampiello 2016-02-16
9252981 Method and apparatus for processing a communication request from a roaming voice over IP terminal Arshad Khan, William R. J. Chorley 2016-02-02
9237173 System for communicating between internet protocol multimedia subsystem networks Bernard Ku, Mehrad Yasrebi 2016-01-12
9232047 Method and apparatus for providing repeat calling Diana Maria Cantu 2016-01-05