IC

Ickchun Chang

📍 Gwangjin-gu, KR: #11 of 14 inventorsTop 80%
Overall (All Time): #3,340,849 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7618509 Wrinkled band without air expansion tube and its manufacturing method — 2009-11-17