Yasen Chen

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Systems, devices and methods for online transaction verification
- Patent number 9,672,517
- Issue date Jun 6, 2017
- Tencent Technology (Shenzhen) Company Limited
- Xiaochuan Qiao
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Systems, Devices and Methods for Online Transaction Verification
- Publication number 20140164245
- Publication date Jun 12, 2014
- Xiaochuan Qiao
- G06 - COMPUTING CALCULATING COUNTING