CZ

Congying Zhang

WC Wanhua Chemical Group Co.: 1 patents #18 of 68Top 30%
📍 Shandong, CN: #90 of 381 inventorsTop 25%
Overall (2021): #489,831 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11045794 Supported catalyst used for synthesizing polyether amine, and manufacturing method Shujie Ren, Xin Li, Zhenguo Liu, Xiaolong Wang, Lei Tang +9 more 2021-06-29