Weihua Zheng

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for initiative setting up calls by service control point in...
- Patent number 7,151,935
- Issue date Dec 19, 2006
- Huawei Technologies Co., LTD.
- Yongping Shang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Implementing method for adding monetary value of mobile prepayment...
- Patent number 6,912,383
- Issue date Jun 28, 2005
- Huawei Technologies Co., Ltd.
- Mofang Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method for iniative setting up the call by the server control point...
- Publication number 20040166855
- Publication date Aug 26, 2004
- Yongping Shang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE