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

Yonghua Shang

WC Wanhua Chemical Group Co.: 2 patents #2 of 64Top 4%
WC Wanhua Chemical (Ningbo) Co.: 1 patents #2 of 47Top 5%
📍 Shandong, CN: #74 of 611 inventorsTop 15%
Overall (2025): #72,448 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12304993 Storage-stable polyisocyanate composition and preparation method Zhicheng Zhu, Bin Shi, Chengyue YAN, Bing Zheng, Li Li +4 more 2025-05-20
12264121 1,3-bisisocyanatomethylcyclohexane composition and optical resin prepared therefrom Fulin ZHU, Jianfeng Li, Peng Wang, Wenbin Li, Jie Chen +4 more 2025-04-01