DS

Dong Hwan Song

📍 Seoul, KR: #24,369 of 39,741 inventorsTop 65%
Overall (All Time): #2,889,895 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9970779 System and method for providing route guidance service for visually impaired people Nam Hun Kim, Yun-Jae Lee, Kyoung In Beak, Hyun Seo Nam 2018-05-15