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

Chong Li

WC Wanhua Chemical Group Co.: 1 patents #5 of 64Top 8%
WC Wanhua Chemical (Ningbo) Co.: 1 patents #2 of 47Top 5%
📍 Yantai, NJ: #1 of 2 inventorsTop 50%
Overall (2025): #425,502 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12226761 Catalyst for preparing phosgene and preparation method therefor, and method for preparation of phosgene and comprehensive utilization of energy thereof Chao Dong, Dongke Zhao, Yujie Zhou, Chaoqun Li, Fang Wen +4 more 2025-02-18