SL

Shiwei Li

CC China Tobacco Yunnan Industrial Co.: 1 patents #12 of 23Top 55%
Overall (2019): #120,980 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10463073 Sliding cover-opening device Jianguo TANG, Xudong ZHENG, Xu Zeng, Ru Wang, Chengya Wang +9 more 2019-11-05
10320725 Method and apparatus and electronic device for integrating multifunctional services 2019-06-11