YT

Yongfeng Tian

CC China Tobacco Yunnan Industrial Co.: 1 patents #90 of 163Top 60%
Overall (All Time): #2,913,875 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10104909 Cigarette smoking device having electronic atomization function and method for improving cigarette smoking quality Yi Han, Shoubo Li, Donglai ZHU, Xiaowei Gong, Xia Zhang +4 more 2018-10-23