Inventor
PARK SONG CHAN
KR5 patents
Patents
5 patentsUS6088317AJul 11, 2000
Optical pick-up apparatus capable of reading data irrespective of disc type
LG ELECTRONICS INC16 citations92
US6034935AMar 7, 2000
Optical pick-up apparatus capable of reading data irrespective of disc type
LG ELECTRONICS INC22 citations92
US6026065AFeb 15, 2000
Optical pick-up apparatus capable of reading data irrespective of disc type
LG ELECTRONICS INC28 citations92
US5671207ASep 23, 1997
Optical pickup apparatus for performing multi-focusing
LG ELECTRONICS INC40 citations90
US5838502ANov 17, 1998
Objective lens for optical pickup apparatus
LG ELECTRONICS INC15 citations72