Duoquan Li

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Transmitting product information
- Patent number 9,160,808
- Issue date Oct 13, 2015
- Alibaba Group Holding Limited
- Xu Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Transmitting Product Information
- Publication number 20130227054
- Publication date Aug 29, 2013
- ALIBABA GROUP HOLDING LIMITED
- Xu Zhang
- G06 - COMPUTING CALCULATING COUNTING