HO

Haitao Ouyang

DC Dakang Holding Co.: 1 patents #5 of 6Top 85%
Overall (2022): #438,555 of 548,613Top 80%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11530811 Light-emitting chair leg frame Rujia Mao, Xiaoyu He, Guofei Yuan 2022-12-20