XH

Xiaoyun Hu

GC Guangdong Sirui Optical Co.: 1 patents #5 of 8Top 65%
Overall (2020): #222,067 of 565,922Top 40%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10612719 Tripod button mechanism and a tripod Jie Li 2020-04-07