DC

Dongye Cao

CC China Tobacco Yunnan Industrial Co.: 1 patents #43 of 71Top 65%
Overall (2022): #471,748 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11234456 Modified carbon material and method for reducing carbonaceous material ignition temperature Ping Lei, Jianguo TANG, Yongkuan Chen, Shanzhai Shang, Xudong ZHENG +8 more 2022-02-01