Inventor
CHOI HAN-KOOK
KR44 patents
⚠️ This page may combine multiple inventors who share the name “CHOI HAN-KOOK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
42 patentsUS6724696B2Apr 20, 2004
Four-axial driving actuator for optical pickup
SAMSUNG ELECTRONICS CO LTD25 citations92
US6538971B2Mar 25, 2003
Optical information recording/reproducing apparatus and method for using both disc cartridges holding 8cm and 12cm disc
SAMSUNG ELECTRONICS CO LTD25 citations92
US6512731B1Jan 28, 2003
Optical recording/reproducing apparatus and method for using various sizes, and types of recording/reproducing mediums therein
SAMSUNG ELECTRONICS CO LTD27 citations92
US6295255B1Sep 25, 2001
Optical pickup having a tilt mechanism to adjust an optical axis of an incident light beam
SAMSUNG ELECTRONICS CO LTD24 citations92
US6005836ADec 21, 1999
Optical pickup tilt adjustable disk player including tilt adjustable unit for controlling the tilt of a motor plate
SAMSUNG ELECTRONICS CO LTD33 citations92
US6580569B2Jun 17, 2003
Optical pickup assembly
SAMSUNG ELECTRONICS CO LTD13 citations84
US7388746B2Jun 17, 2008
Heatsink assembly
SAMSUNG ELECTRONICS CO LTD13 citations83
US6728200B2Apr 27, 2004
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD11 citations82
US6445677B1Sep 3, 2002
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD11 citations82
US6438099B2Aug 20, 2002
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD13 citations82
US6931655B2Aug 16, 2005
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD7 citations74
US6912724B2Jun 28, 2005
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD6 citations74
US6473260B1Oct 29, 2002
Optical information recording/reproducing apparatus and method for using both disc cartridges holding 8cm and 12cm disc
SAMSUNG ELECTRONICS CO LTD9 citations73
US6728076B1Apr 27, 2004
Cartridge having sensor hole to be opened/closed and apparatus and method for driving the same
SAMSUNG ELECTRONICS CO LTD10 citations72
US6574189B1Jun 3, 2003
Cartridge having sensor hole to be opened/closed and apparatus and method for driving the same
SAMSUNG ELECTRONICS CO LTD12 citations72
US7222352B2May 22, 2007
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD1 citations63
US7185351B2Feb 27, 2007
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD2 citations63
US7178156B2Feb 13, 2007
Disk cartridge having identification element and disk drive apparatus which recognizes the identification element
SAMSUNG ELECTRONICS CO LTD3 citations63
US7149176B2Dec 12, 2006
High-density optical disc
SAMSUNG ELECTRONICS CO LTD5 citations63
US7089574B2Aug 8, 2006
Disk cartridge
SAMSUNG ELECTRONICS CO LTD4 citations63
US7088666B2Aug 8, 2006
High density optical disk having capacity of 25GB
SAMSUNG ELECTRONICS CO LTD4 citations63
US7085212B2Aug 1, 2006
Disk cartridge and disk drive apparatus
SAMSUNG ELECTRONICS CO LTD4 citations63
US7043744B2May 9, 2006
Disk cartridge and disk drive apparatus
SAMSUNG ELECTRONICS CO LTD2 citations63
US6826772B2Nov 30, 2004
Disk clamping apparatus for disk player
SAMSUNG ELECTRONICS CO LTD3 citations63
US6724709B2Apr 20, 2004
Disc cartridge and system
SAMSUNG ELECTRONICS CO LTD2 citations63
US6404731B2Jun 11, 2002
Cartridge for accommodating a disc
SAMSUNG ELECTRONICS CO LTD3 citations63
US6310855B1Oct 30, 2001
Cartridge for accomodating optical discs of different sizes
SAMSUNG ELECTRONICS CO LTD6 citations63
US5673244ASep 30, 1997
Disk loading and magnetic head lifting mechanism using a single power source for a minidisk player
SAMSUNG ELECTRONICS CO LTD5 citations63
US7143427B2Nov 28, 2006
Disk cartridge having a support portion to support the disk
SAMSUNG ELECTRONICS CO LTD2 citations62
US7020887B2Mar 28, 2006
Disc cartridge and disc drive apparatus
SAMSUNG ELECTRONICS CO LTD2 citations62
US6948181B2Sep 20, 2005
Disc cartridge
SAMSUNG ELECTRONICS CO LTD3 citations62
US6606295B1Aug 12, 2003
Disc accomodating adaptor and a method and apparatus for driving the same
SAMSUNG ELECTRONICS CO LTD2 citations62
US6304537B1Oct 16, 2001
Optical information recording/reproducing apparatus and method for using both disc cartridges holding 8CM and 12CM disc
SAMSUNG ELECTRONICS CO LTD4 citations62
US7519981B2Apr 14, 2009
Cartridge for an information recording medium
SAMSUNG ELECTRONICS CO LTD0 citations52
US7512960B2Mar 31, 2009
Hub-mounted optical disk having a reduced height
SAMSUNG ELECTRONICS CO LTD0 citations52
US7197757B2Mar 27, 2007
Disk cartridge
SAMSUNG ELECTRONICS CO LTD0 citations52
US6788645B2Sep 7, 2004
Disk cartridge
SAMSUNG ELECTRONICS CO LTD1 citations52
US6807674B2Oct 19, 2004
Disk cartridge
SAMSUNG ELECTRONICS CO LTD0 citations51
US7389521B2Jun 17, 2008
Disk cartridge
SAMSUNG ELECTRONICS CO LTD0 citations49
US7263705B2Aug 28, 2007
Disc drive cartridge and disc drive apparatus to prevent scratching of a disc when the disc is loaded into a disc drive
SAMSUNG ELECTRONICS CO LTD0 citations49
US7181754B2Feb 20, 2007
Disk cartridge
SAMSUNG ELECTRONICS CO LTD0 citations49
US7263706B2Aug 28, 2007
Disk cartridge and disk player using the same
SAMSUNG ELECTRONICS CO LTD1 citations48