QC

Qingfeng Cheng

Overall (2018): #272,574 of 503,207Top 55%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10072899 Spiral louver shaped condenser with multilayer spatial structure Xiangqi Gao, Jinfa Zhang, Baojia Kang, Zhouzheng Han, Song Zhang +3 more 2018-09-11