YZ

Yi Zheng

📍 Guizhou, CN: #1 of 1 inventorsTop 100%
Overall (2004): #83,790 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6800774 Catalysts used for olefine polymerization and the preparation thereof Yuesheng Li, Jingyu Liu, Ke Dai 2004-10-05