HK

Han D. Kwon

📍 Seoul, KR: #140 of 689 inventorsTop 25%
Overall (1997): #145,120 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5595489 Electronic audio learning apparatus — 1997-01-21