Biao Zhang

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for accessing service system
- Patent number 11,652,818
- Issue date May 16, 2023
- ADVANCED NEW TECHNOLOGIES CO., LTD.
- Hongdong Zheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR ACCESSING SERVICE SYSTEM
- Publication number 20200280561
- Publication date Sep 3, 2020
- ALIBABA GROUP HOLDING LIMITED
- Hongdong Zheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE