QL

Qingxin Liao

Overall (2020): #131,230 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10823309 Retractable handle assembly, valve using the same and intermediate bulk container Zhengwei Fang, Zuocheng Qian, Kai Gong 2020-11-03
10628721 Method for connecting recyclable logistics apparatus Chunjiang Ye, Yiwen CAO 2020-04-21