YZ

Yancheng Zhang

WC Wanhua Chemical Group Co.: 1 patents #5 of 64Top 8%
WC Wanhua Chemical (Ningbo) Co.: 1 patents #2 of 47Top 5%
📍 Shandong, PA: #6 of 8 inventorsTop 75%
Overall (2025): #165,398 of 469,880Top 40%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12227610 Aqueous dispersion comprising polyurethane or polyurethane-urea, preparation method therefor and use thereof Zefeng Song, Yongjian Sun, Xueshun Ji, Huiliang Li, Yuanyong Wang 2025-02-18