HK

Hangsok Kim

📍 Goyang-si, KR: #91 of 250 inventorsTop 40%
Overall (2019): #451,960 of 560,194Top 85%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10453359 Braille learning apparatus and braille learning method using the same Jae Ryun CHO, Kyounghwang LEE, Minsung Son 2019-10-22