GC

Guofan Chen

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #2,961,871 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9745772 Back-type expanding and opening foldable sunshade apparatus — 2017-08-29