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Inventors
Shaolei Liu
Tongxiang
CN
2 patents
2 Patents
US11979505
2024
File Acquisition Method and Device Based on Two-dimensional Code and Two-dimensional Code Generating Method
UNI2K Information Technology Co., Ltd.
0 cites
US11809931
2023
QR Code Extension Method
UNI2K Information Technology CO., Ltd.
0 cites