JD

Joung Whi Dong

📍 Seoul, KR: #48 of 689 inventorsTop 7%
Overall (1997): #35,699 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5675973 Thermoelectric cooling device for purified water tank 1997-10-14
5609033 Water cooling device for water purifiers 1997-03-11