CH

Chang-Hsien Ho

Overall (2020): #186,142 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10588372 Multilayered floatable universal shock absorption system of safety helmet 2020-03-17
D873496 Safety helmet 2020-01-21