JZ

Jianrong Zhang

CC China Tobacco Yunnan Industrial Co.: 1 patents #90 of 163Top 60%
📍 Dongguan, CN: #838 of 2,387 inventorsTop 40%
Overall (All Time): #1,737,125 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12416591 Temperature-controllable test device for cable monitoring Fang Liu, Xiliang DAI, Cheng Yang, Jinning Liu, Guanke LIU +9 more 2025-09-16
11311052 Device with separate gas inlet for cigarette set Ru Wang, Xu Zeng, Chengya Wang, Shanzhai Shang, Ping Lei +7 more 2022-04-26