CQ

Changgui Qiu

CC China Tobacco Yunnan Industrial Co.: 2 patents #8 of 82Top 10%
Overall (2023): #166,352 of 537,848Top 35%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11690394 Device and method for separating light flaky cut rolled stems (CRSs) by throwing roller Ze Liu, Banghua He, Lin Qi, Yongzheng Li, Yong Zhu +6 more 2023-07-04
11684953 Device and method for off-line detection of circumferential appearance quality of cigarettes Ze Liu, Banghua He, Yuanzhen Zhou, Zhenjie Li, Ji Yang +3 more 2023-06-27