HW

Hong-Fan Wei

📍 Beijing, IA: #3 of 4 inventorsTop 75%
Overall (2022): #429,260 of 548,613Top 80%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11375819 Chair device, propping device, and mattress device — 2022-07-05