QJ

Qingfeng Jiang

HC Hefei Xinsheng Optoelectronics Technology Co.: 1 patents #643 of 1,065Top 65%
BO BOE: 1 patents #7,844 of 12,373Top 65%
Overall (All Time): #2,776,640 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10569529 Screen printing system and cleaning method thereof Guangfei Chen, Dagang Liu 2020-02-25