CH

Chang-Hsien Ho

Overall (2019): #57,671 of 560,194Top 15%
4
Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D870389 Safety helmet 2019-12-17
D853652 Safety helmet 2019-07-09
D853653 Safety helmet 2019-07-09
D853654 Safety helmet 2019-07-09