KC

Ka Ho Cheung

UN Unknown: 1 patents #373 of 3,359Top 15%
Overall (2017): #356,387 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9654951 Automatic distress alarming method and its system Lai Ming Wu, Chui Ha Kung, Michael Tong Chang, Heung Kai Chan, Choi Lam Cheung +1 more 2017-05-16