WL

Wai On Leung

📍 Sha Tin, CN: #748 of 2,424 inventorsTop 35%
Overall (All Time): #1,831,266 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11214501 Combined electrochemical impinging stream reaction apparatus — 2022-01-04
6358415 Vortex sewage disposal apparatus — 2002-03-19