Inventor
KWAK KEUM CHEOL
KR7 patents
Patents
7 patentsUS7232598B2Jun 19, 2007
Super resolution optical disc
LG ELECTRONICS INC16 citations81
US7145662B2Dec 5, 2006
Method for measuring thickness of an optical disc
LG ELECTRONICS INC8 citations73
US7188510B2Mar 13, 2007
Apparatus and method for testing mechanical endurance of a surface of an optical disc
LG ELECTRONICS INC7 citations72
US6874350B2Apr 5, 2005
Apparatus and method for testing mechanical endurance of a surface of an optical disc
LG ELECTRONICS INC10 citations72
US7248372B2Jul 24, 2007
Technologies for measuring thickness of an optical disc
LG ELECTRONICS INC0 citations51
US7651752B2Jan 26, 2010
Super resolution optical disc
LG ELECTRONICS INC0 citations49
US7534480B2May 19, 2009
Multi-layer super resolution optical disc
LG ELECTRONICS INC1 citations48