Lingjuan Feng

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for sending individuation receipt information by a short mes...
- Patent number 8,090,352
- Issue date Jan 3, 2012
- China Mobile Communications Corporation
- Lingjuan Feng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Colorful Ring Back Tone Copying Method
- Publication number 20080311895
- Publication date Dec 18, 2008
- CHINA MOBILE COMMUNICATIONS CORPORATION
- Lingjuan Feng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE