FUXIAN DING

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Shenzhen, CN

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Patents Applicationslast 30 patents

Information Patent Application
METHODS AND SYSTEMS FOR DETERMINING USER ONLINE TIME
- Publication number 20150180990
- Publication date Jun 25, 2015
- Tencent Technology (Shenzhen) Company Limited
- FUXIAN DING
- H04 - ELECTRIC COMMUNICATION TECHNIQUE