JD

Jenhao Dai

UN Unknown: 1 patents #323 of 3,294Top 10%
Overall (2016): #361,629 of 481,213Top 80%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9486044 Reverse folding umbrella — 2016-11-08