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CM China Banknote Printing And Minting: 1 patents #14 of 31Top 50%
Overall (All Time): #2,709,855 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
10919334 Anti-counterfeiting pattern having optically variable structure and preparation method thereof Xing Zhang, Yong Zhang, Xiaoquan Zhou, Guolin Yuan, Shifan Zhang 2021-02-16