Inventor
ANDOO KEIKICHI
JP37 patents
Patents
37 patentsUS6236635B1May 22, 2001
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD93 citations99
US7012871B2Mar 14, 2006
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD40 citations96
US6529467B2Mar 4, 2003
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD25 citations96
US6343056B2Jan 29, 2002
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD23 citations96
US6231945B1May 15, 2001
Information recording medium
HITACHI LTD50 citations96
US6703098B2Mar 9, 2004
Information recording medium and method for manufacturing information recording medium
HITACHI LTD20 citations93
US6709801B2Mar 23, 2004
Information recording medium
HITACHI LTD25 citations92
US6340555B1Jan 22, 2002
Information recording medium and information recording and reproducing apparatus using the same
HITACHI LTD17 citations92
US6132932AOct 17, 2000
Information recording medium and information recording and reproducing apparatus using the same
HITACHI LTD18 citations92
US5886969AMar 23, 1999
High-density information recording/reproducing method
HITACHI LTD17 citations92
US5835469ANov 10, 1998
High-density information recording/reproducing method
HITACHI LTD24 citations92
US5368986ANov 29, 1994
Information recording media, manufacturing method for the same, and information recording method
HITACHI LTD50 citations92
US4984231AJan 8, 1991
Optical information phase change recording medium having double protective layer
HITACHI LTD42 citations92
US6312779B1Nov 6, 2001
Information recording medium and information recording/reproducing apparatus
HITACHI LTD40 citations91
US6775226B1Aug 10, 2004
Optical recording medium having a plurality of interference layers of different refractive index
HITACHI LTD16 citations84
US6723411B2Apr 20, 2004
Information recording medium and method for manufacturing an information recording medium
HITACHI LTD17 citations84
US6608806B2Aug 19, 2003
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD8 citations82
US7907490B2Mar 15, 2011
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD2 citations74
US6783832B2Aug 31, 2004
Information recording medium
HITACHI LTD7 citations74
US6436504B2Aug 20, 2002
Information recording medium
HITACHI LTD8 citations74
US5462811AOct 31, 1995
Magneto-optical recording media and mangeto-optical device using the media
HITACHI LTD9 citations74
US5257256AOct 26, 1993
Recording waveform for mark-length modulation optical recording
HITACHI LTD18 citations74
US5084857AJan 28, 1992
Information recording method using a modulated recording beam at high, intermediate and low power levels
HITACHI LTD8 citations74
US5038338AAug 6, 1991
Recording waveform for mark-length modulation optical recording
HITACHI LTD11 citations74
US4622264ANov 11, 1986
Garnet film for magnetic bubble memory element
HITACHI LTD7 citations74
US7041430B2May 9, 2006
Information recording media, manufacturing technique and information recording method
HITACHI LTD5 citations63
US6842415B2Jan 11, 2005
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD1 citations63
US6740382B2May 25, 2004
Information recording medium
HITACHI LTD1 citations63
US5434844AJul 18, 1995
Magneto-optical recording media and magneto-optical recording device using the same
HITACHI LTD3 citations63
US5263015ANov 16, 1993
Magneto-optical recording media and overwrite recording method using the same
HITACHI LTD4 citations63
US4982396AJan 1, 1991
Information recording medium and apparatus using reversible phase change
HITACHI LTD5 citations63
US7911910B2Mar 22, 2011
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD0 citations52
US7907491B2Mar 15, 2011
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD0 citations52
US7852727B2Dec 14, 2010
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD0 citations52
US7684301B2Mar 23, 2010
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD0 citations52
US7417933B2Aug 26, 2008
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD0 citations52
US7042823B2May 9, 2006
Information recording method and apparatus with suppressed mark edge jitters
HITACHI LTD0 citations52