ZQ

Zuocheng Qian

Overall (2017): #177,037 of 506,227Top 35%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9534693 Valve with a hinged valve core Zhengwei Fang, Kai Gong, Fang Yuan, Qingxin Liao 2017-01-03