Inventor
OSAWA HIDEAKI
JP17 patents
Patents
17 patentsUS6298033B1Oct 2, 2001
Recording/reproducing optical disk with constant product of rotation number and number of sector areas and recording/reproducing apparatus using same
TOSHIBA KK69 citations95
US6215759B1Apr 10, 2001
Information recording medium with address marks (AM) for error detection, cutting apparatus for manufacturing the information recording medium, and information reproducing apparatus for reproducing the information recording medium
TOSHIBA KK28 citations95
US6091688AJul 18, 2000
Reproducing apparatus by generating slice level at header field of the optical disk
TOSHIBA KK79 citations95
US6259658B1Jul 10, 2001
Recording/reproducing optical disk with zig-zag shift headers and recording/reproducing apparatus using same
TOSHIBA KK17 citations92
US6128260AOct 3, 2000
Optical information recording medium and information recording method
TOSHIBA KK29 citations92
US6064643AMay 16, 2000
Optical recording disk having land and groove continuously alternated in spiral tracks
TOSHIBA KK31 citations92
US6747942B1Jun 8, 2004
Optical disk, and method apparatus for recording/reproducing data thereon wherein areas of the disk employ different formats
TOSHIBA KK14 citations83
US6172961B1Jan 9, 2001
Optical recording disk having land and groove continuously alternated in spiral tracks
TOSHIBA KK19 citations83
US6351448B1Feb 26, 2002
Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium
TOSHIBA KK13 citations81
US5193081AMar 9, 1993
Track-accessing controller for optical disks
TOSHIBA KK13 citations73
US6781939B2Aug 24, 2004
Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium
TOSHIBA KK2 citations62
US6657937B2Dec 2, 2003
Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium
TOSHIBA KK1 citations62
US5329509AJul 12, 1994
Optical disk unit
TOSHIBA KK5 citations61
US6674708B2Jan 6, 2004
Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium
TOSHIBA KK0 citations51
US6625092B2Sep 23, 2003
Recording/reproducing optical disk with zig-zag shift headers and recording/reproducing apparatus using same
TOSHIBA KK1 citations51
US6600710B2Jul 29, 2003
Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium
TOSHIBA KK0 citations51
US6473381B2Oct 29, 2002
Information recording medium where address mark comprising pattern suitable for prevention of detection error is recorded, and cutting apparatus for reproducing the information recording medium
TOSHIBA KK0 citations51