Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
ZS

Zefeng Song

WC Wanhua Chemical Group Co.: 1 patents #5 of 64Top 8%
WC Wanhua Chemical (Ningbo) Co.: 1 patents #2 of 47Top 5%
📍 Shandong, CN: #177 of 611 inventorsTop 30%
Overall (2025): #151,677 of 469,880Top 35%
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 Yongjian Sun, Xueshun Ji, Huiliang Li, Yancheng Zhang, Yuanyong Wang 2025-02-18