Inventor
UCHIHARA YOSHIHARU
JP9 patents
Patents
9 patentsUS6621772B2Sep 16, 2003
Record medium and reproducing apparatus of the same for detecting an offset correction
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US6324138B1Nov 27, 2001
Digital disk recording and reproduction apparatus
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US6198710B1Mar 6, 2001
Digital recording method, digital disk, digital disk recording device, and digital disk reproducing device
SANYO ELECTRIC CO36 citations92
US4957776ASep 18, 1990
Method of manufacturing optical disc
SANYO ELECTRIC CO43 citations88
US6400653B1Jun 4, 2002
Information recording/reproducing apparatus to record/reproduce information on a recording medium recorded with an address mark
SANYO ELECTRIC CO20 citations84
US6243326B1Jun 5, 2001
Recording and reproduction device for a magneto-optic recording medium capable of recording information according to optical super-resolution
SANYO ELECTRIC CO19 citations84
US5968678AOct 19, 1999
Magneto-optical recording medium and manufacturing method thereof
SANYO ELECTRIC CO12 citations73
US6301199B1Oct 9, 2001
Magneto-optical recording medium and recording/reproducing apparatus therefor in which recorded magnetic domains are transferred from the recording layer to the reproducing layer
SANYO ELECTRIC CO6 citations63
US6847590B2Jan 25, 2005
Magneto-optical recording medium including a calibration magnetic domain recorded in a predetermined pattern in a recording layer
SANYO ELECTRIC CO0 citations52