YD

Yingfeng Ding

GC Grg Banking Equipment Co.: 2 patents #57 of 173Top 35%
Overall (All Time): #1,946,085 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9884741 Telephone wire withdrawing device Hexiang Huang, Changhai Wu, Guocheng Shi, Guanfu Long 2018-02-06
9661175 Adaptive scanning device Hexiang Huang, Changhai Wu, Guocheng Shi, Yonghuan Yang 2017-05-23