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Weifeng Li

NU Nanjing University: 2 patents #2 of 31Top 7%
📍 Nanhu, CA: #21 of 100 inventorsTop 25%
Overall (2018): #91,518 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10077211 Cement grinding aids prepared with waste antifreeze Suhua Ma, Xiaodong Shen 2018-09-18
9868674 Chemical additive for calcium sulphoaluminate-modified portland cement Suhua Ma, Jin Won YU, Yueyang Hu, Xiaodong Shen 2018-01-16