CK

Chan-Kyum Kim

KC Ktfreetel Co.: 1 patents #44 of 121Top 40%
📍 Seoul, KR: #24,369 of 39,741 inventorsTop 65%
Overall (All Time): #3,483,243 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6757371 Method for divisional billing and device thereof Yeon-Kil Kim, Hyung-Yong Kim 2004-06-29