CH

Cheol-Seung Han

📍 Seoul, KR: #3,138 of 7,818 inventorsTop 45%
Overall (2018): #461,358 of 503,207Top 95%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9942955 LED lamp using switching circuit Won-San Na, Jin-Pyo Park, Bo Hyeon Han 2018-04-10