YG

Yongjun Guo

Overall (2018): #183,725 of 503,207Top 40%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9856919 Bearing limiting system and limiting method Hongkui Shi, Jianqiu Yang 2018-01-02