YG

Yongfa Gui

CC China Tobacco Yunnan Industrial Co.: 2 patents #64 of 163Top 40%
Overall (All Time): #1,721,168 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12340501 Method for evaluating the possibility of a cigarette burning cone to fall off Han Zheng, Hao Wang, Zhihua Liu, Baoshan Yue, Jiao Xie +10 more 2025-06-24
11812779 Device for forming a multi-flavor composite structure filter rod in one step and a method thereof using the device Baoshan Yue, Jianbo Zhan, Tao Wang, Yanfei Shen, Ying Zhang +9 more 2023-11-14