Xuetao Xu

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for implementing prepaid multimedia messaging service
- Patent number 7,526,271
- Issue date Apr 28, 2009
- Huawei Technologies Co., Ltd.
- Fei Tang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method for implementing prepaid multimedia messaging service
- Publication number 20050276402
- Publication date Dec 15, 2005
- Fei Tang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE