JA

Joong Koo Ahn

HJ Hjc: 1 patents #1 of 3Top 35%
Overall (2017): #373,470 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9801425 Helmet shield including ventilation unit Young Il Kim, Chang-Seob Lee 2017-10-31