HC

Huan Chang

CC Chang Chun Petrochemical Co.: 1 patents #8 of 20Top 40%
Overall (2022): #428,306 of 548,613Top 80%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11492436 Modified polyvinyl alcohol-based polymer and its application Jyun-Ru Sun, Cheng-Fan Wang, Chia-Hao Hsu 2022-11-08