GY

Guofei Yuan

DC Dakang Holding Co.: 5 patents #3 of 6Top 50%
Overall (All Time): #898,701 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12200417 Loudspeaker mesh cover and light-emitting loudspeaker having same Rujia Mao, Xiaoyu He 2025-01-14
11903492 Light-emitting seat Rujia Mao, Xiaoyu He, Haitao Ouyang 2024-02-20
11633045 Furniture light-emitting assembly and light-emitting seat having the same Rujia Mao, Xiaoyu He, Haitao Ouyang 2023-04-25
11530811 Light-emitting chair leg frame Rujia Mao, Xiaoyu He, Haitao Ouyang 2022-12-20
D950998 Armrest Rujia Mao 2022-05-10