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Jinhong Song

WC Wanhua Chemical Group Co.: 1 patents #2 of 38Top 6%
📍 Shandong, CN: #85 of 317 inventorsTop 30%
Overall (2020): #419,185 of 565,922Top 75%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10814314 Catalyst for aminating polyether polyol and preparation method thereof and method of preparing polyetheramines using catalyst thereof Congying Zhang, Shujie Ren, Xin Li, Zhenguo Liu, Xiaolong Wang +4 more 2020-10-27