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Chang Kyu Cho

UN Unknown: 3 patents #24 of 2,810Top 1%
Overall (2004): #31,255 of 270,089Top 15%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6827089 Hair braider and an auxiliary device thereof Myun Woo Lee, Sun Ki Jun, Jung Sun Yoon, Chool Yong Song 2004-12-07
6819220 Apparatus and method for exchanging message between portable devices of the same kind Myun Woo Lee, Won-Il Lee, Jung Ki Kim 2004-11-16
6693627 Apparatus and method for automatically displaying information Myun Woo Lee, Jae Young Kim, Tae Sin Ha 2004-02-17