Chongyuan TANG

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Methods, devices, and systems for verifying digital tickets at a cl...
- Patent number 11,282,045
- Issue date Mar 22, 2022
- Alibaba Group Holding Limited
- Jie Cao
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SERVER-RECOMMENDED DIGITAL TICKET CHECKING MECHANISMS
- Publication number 20200118376
- Publication date Apr 16, 2020
- Jie CAO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS, DEVICES, AND SYSTEMS FOR VERIFYING DIGITAL TICKETS AT A CL...
- Publication number 20190370759
- Publication date Dec 5, 2019
- Jie CAO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD, SYSTEM, AND DEVICE FOR ONLINE TICKET CHECKING BASED ON A CL...
- Publication number 20190318280
- Publication date Oct 17, 2019
- Jie CAO
- G06 - COMPUTING CALCULATING COUNTING