DC

Dai Chiuyin

Overall (2022): #486,028 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11364396 PPE with rotating assembly providing multiple face covers Kevin Gong, Yisha Tang, Ouyang Wenyi, Allen Bryan 2022-06-21