Qihong Liu

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Xi An, CN

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Patents Grantslast 30 patents

Information Patent Grant
System and method for Ec/Io access screening in a CDMA network
- Patent number 8,687,494
- Issue date Apr 1, 2014
- Apple Inc.
- Robert P. Lauderdale
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for Ec/Io access screening in a CDMA network
- Patent number 8,159,951
- Issue date Apr 17, 2012
- Rockstar Bidco, LP
- Robert P. Lauderdale, II
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
System and Method for Ec/Io Access Screeening in a CDMA Network
- Publication number 20130170365
- Publication date Jul 4, 2013
- ROCKSTAR BIDCO LP
- Robert P. Lauderdale
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR Ec/Io ACCESS SCREENING IN A CDMA NETWORK
- Publication number 20080151838
- Publication date Jun 26, 2008
- Nortel Networks Limited
- Robert P. Lauderdale
- H04 - ELECTRIC COMMUNICATION TECHNIQUE