GM

Guangyuan Ma

EG Evonik Operations Gmbh: 1 patents #81 of 271Top 30%
Overall (2022): #442,458 of 548,613Top 85%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11434193 Preparation method for esterquats based on oil Xiangyu Yang, Xiaoling Wang, Hans Henning Wenk, Jiashu Wang, Jianmin XU +1 more 2022-09-06