GY

Guofei Yuan

DC Dakang Holding Co.: 2 patents #3 of 6Top 50%
Overall (2022): #157,142 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11530811 Light-emitting chair leg frame Rujia Mao, Xiaoyu He, Haitao Ouyang 2022-12-20
D950998 Armrest Rujia Mao 2022-05-10