TC

Tak Ko Chan

Overall (All Time): #2,662,151 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11364942 Stop announcement system and method therefor Tsz Kiu Jason Chiu, Yuk Ming Christopher Yeong 2022-06-21