Youhua Zhang

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Hefei, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for anti-counterfeit inspection of QR code of agricultural p...
- Patent number 11,531,996
- Issue date Dec 20, 2022
- ANHUI AGRICULTURAL UNIVERSITY
- Fei Liu
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR ANTI-COUNTERFEIT INSPECTION OF QR CODE OF AGRICULTURAL P...
- Publication number 20210117983
- Publication date Apr 22, 2021
- Fei Liu
- G06 - COMPUTING CALCULATING COUNTING