GY

Guofa Yu

BC Beijing Gridsum Technology Co.: 1 patents #2 of 9Top 25%
Overall (2019): #453,994 of 560,194Top 85%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10348844 Method and device for monitoring push effect of push information Guosheng Qi, Fei Dai, Yongjian Huang 2019-07-09