OJ

Oh Ju-whan

📍 Jeonju-si, KR: #2 of 5 inventorsTop 40%
Overall (2005): #128,366 of 245,428Top 55%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6837828 Elasticity-controllable trampoline using plate spring Oh Kyoung-chan 2005-01-04