Tianjun YAN

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of ensuring call processing for intelligent user
- Patent number 7,924,992
- Issue date Apr 12, 2011
- Huawei Technologies Co., Ltd.
- Shiqian Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF ENSURING CALL PROCESSING FOR INTELLIGENT USER
- Publication number 20080043979
- Publication date Feb 21, 2008
- Huawei Technologies Co., Ltd.
- Shiqian LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE