QG

Qichang GUO

Overall (2018): #272,514 of 503,207Top 55%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10005479 Online train wheel fault detection device Zhengying Shi, Zhilin SUN, Mingquan Huang 2018-06-26