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Yunfei Yan

Dow Global Technologies: 2 patents #1,896 of 4,534Top 45%
Rohm And Haas: 2 patents #861 of 2,359Top 40%
Overall (All Time): #1,953,816 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10392752 Paper composition and process for making the same Tao Wang, Weichao Gu, Junyu Chen, Haitao Du, Rui Ma 2019-08-27
9963822 Polyurethane dispersion based synthetic leathers Ning Kang, Jiansheng Feng, Qian Shen, Chao Zhang, Weichao Gu +1 more 2018-05-08