MC

Man Wa Choi

📍 Sha Tin, CN: #748 of 2,424 inventorsTop 35%
Overall (All Time): #1,824,215 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11794122 Crane arm extension mechanism for toy truck 2023-10-24
8420923 Music playing device for symphonic compositions Joseph Battat 2013-04-16