Inventor
CHOI HYUN-SEOB
KR9 patents
Patents
9 patentsUS6222812B1Apr 24, 2001
Optical pickup using an optical phase plate
SAMSUNG ELECTRONICS CO LTD60 citations96
US6791933B1Sep 14, 2004
Optical pickup using an optical phase plate
SAMSUNG ELECTRONICS CO LTD18 citations92
US6275461B1Aug 14, 2001
Optical pickup using an optical phase plate
SAMSUNG ELECTRONICS CO LTD25 citations92
US5933401AAug 3, 1999
Optical pickup having plural optical sources and plural optical detectors
SAMSUNG ELECTRONICS CO LTD35 citations91
US7116627B2Oct 3, 2006
Compatible optical pickup device using a single light source
SAMSUNG ELECTRONICS CO LTD12 citations83
US6272096B2Aug 7, 2001
Optical pickup using an optical phase plate
SAMSUNG ELECTRONICS CO LTD9 citations74
US7072114B2Jul 4, 2006
Optical pickup using an optical phase plate and which is compatible with optical recording media of different types
SAMSUNG ELECTRONICS CO LTD2 citations63
US6985293B2Jan 10, 2006
Optical pickup using an optical phase plate and which is compatible with optical media for different types
SAMSUNG ELECTRONICS CO LTD3 citations63
US7251209B2Jul 31, 2007
Optical pickup and a wedge beam splitter
SAMSUNG ELECTRONICS CO LTD6 citations60