Inventor
KOBORI HIROMICHI
JP13 patents
Patents
13 patentsUS5493552AFeb 20, 1996
Phase change optical information recording system with a header area in the form of prepit rows
TOSHIBA KK130 citations97
US6301208B1Oct 9, 2001
Optical disk having radial lands and grooves, and boundary recognition marks, and optical disk apparatus for emitting a light beam to an optical disk having a plurality of error correction blocks after boundary recognition marks
TOSHIBA KK57 citations96
US6795381B2Sep 21, 2004
Multi-body multi-purpose information processing apparatus
TOSHIBA KK54 citations92
US5475210ADec 12, 1995
Noise reduction system for optical record and reproduction apparatus using auto-power controlled semiconductor laser device
TOSHIBA KK39 citations92
US5673249ASep 30, 1997
Phase change type optical recording apparatus and optical recording method using an overwrite system
TOSHIBA KK11 citations73
US4984226AJan 8, 1991
Magnetoptic head for recording/erasing information using a cylindrical hollow permanent magnet
TOSHIBA KK12 citations73
US4868802ASep 19, 1989
Magnetooptic recording and erasing head which performs biasing, tracking and focusing
TOSHIBA KK15 citations73
US5187694AFeb 16, 1993
Magneto-optical recording medium comprising recording layer and thermal bias layer, and method for recording, erasing and overwriting on the medium
TOSHIBA KK16 citations72
US7016271B2Mar 21, 2006
Optical recording/playback apparatus and optical recording medium
TOSHIBA KK4 citations62
US5946283AAug 31, 1999
Optical information recording medium and optical information reproducing device
TOSHIBA KK3 citations62
US7518961B2Apr 14, 2009
Optical disk recording and reproducing apparatus for recording and reproducing data in and from optical disk
TOSHIBA KK0 citations52
US5673248ASep 30, 1997
Phase change type optical recording apparatus and optical recording method using an overwrite system
TOSHIBA KK1 citations52
US7894317B2Feb 22, 2011
Optical recording medium recording and reproducing apparatus and tracking control method
TOSHIBA KK0 citations41