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

Yingcheng Li

CC China Petroleum & Chemical: 2 patents #18 of 397Top 5%
Overall (2025): #73,678 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12344795 Biological and chemical composite blockage removing agent and preparation process and use thereof Yong Meng, Weidong Zhang, Ou Sha, Xinning Bao, Jun Jin +1 more 2025-07-01
12331246 Polyacrylamide-based symmetric branched polymer surfactant and a process for preparing the same and use thereof Zhiqing Su, Yanmin Xia, Hui SUN, Hui Xu, Yixing Zhu +1 more 2025-06-17