Inventor · disambiguated record
Harumitsu Miyashita
Also filed as: MIYASHITA HARUMITSU
66 granted patents·16 pending applications·349 citations·filing 2000–2019
98Inventor score
Files withPANASONIC CORP24MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20PANASONIC IP MAN CO LTD13MIYASHITA HARUMITSU11ITO KIYOTAKA2
Top patents by PatentIndex Score
82 records- 0196US6678230B2Waveform equalizer for a reproduction signal obtained by reproducing marks and non-marks recorded on a recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jan 13, 2004·66 cites·3 claims
- 0295US6735160B1Optical disc, and recording apparatus, recording method, and reproducing apparatus for the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted May 11, 2004·59 cites·25 claims
- 0393US6807134B2Asymmetry detection apparatus, jitter detection apparatus, and recording/reproduction apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 19, 2004·44 cites·16 claims
- 0490US7869327B2Phase error detecting device, waveform shaping device and optical disc devicePANASONIC CORP·Filed 2008·Granted Jan 11, 2011·8 cites·6 claims
- 0588US7095696B2Recording/reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Aug 22, 2006·25 cites·28 claims
- 0688US6934233B2Waveform equalizer for a reproduction signal obtained by reproducing marks and non-marks recorded on a recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 23, 2005·19 cites·6 claims
- 0785US7821910B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2008·Granted Oct 26, 2010·4 cites·1 claims
- 0885US6937551B2PRML detector having a viterbi decoder outputting temporary judgement resultsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 30, 2005·15 cites·11 claims
- 0981US7038869B2Recording control apparatus, recording and reproduction apparatus, and recording control methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 2, 2006·16 cites·14 claims
- 1081US6922384B2Information reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 26, 2005·16 cites·9 claims
- 1180US7616544B2Access unit, access method, computer-readable recording medium recorded with access program, and control unitPANASONIC CORP·Filed 2005·Granted Nov 10, 2009·4 cites·13 claims
- 1280US7164644B2Optical disc, recording apparatus method, and reproduction apparatus and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jan 16, 2007·3 cites·21 claims
- 1380US7133349B2Optical disc, recording apparatus and method, and reproduction apparatus and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Nov 7, 2006·3 cites·19 claims
- 1479US8098557B2Signal evaluation method and signal evaluation apparatusMIYASHITA HARUMITSU·Filed 2011·Granted Jan 17, 2012·4 cites·11 claims
- 1578US7936653B2Information processing device, access device, recording medium, information processing method, and information processing programPANASONIC CORP·Filed 2008·Granted May 3, 2011·2 cites·2 claims
- 1678US7830753B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2008·Granted Nov 9, 2010·2 cites·1 claims
- 1777US9959901B1Inspection method for optical discPANASONIC IP MAN CO LTD·Filed 2017·Granted May 1, 2018·4 cites·1 claims
- 1876US8085641B2Reproduced signal evaluation method and write adjustment methodMINEMURA HIROYUKI·Filed 2010·Granted Dec 27, 2011·4 cites·4 claims
- 1975US8159918B2Reproduction signal evaluation method, reproduction signal evaluation unit, and optical disk device adopting the sameMIYASHITA HARUMITSU·Filed 2009·Granted Apr 17, 2012·2 cites·5 claims
- 2074US7898933B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2010·Granted Mar 1, 2011·2 cites·3 claims
- 2173US7092342B2Optical disc, recording apparatus and method, and reproduction apparatus and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 15, 2006·7 cites·17 claims
- 2273US6618337B2Information recording and reproduction apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Sep 9, 2003·9 cites·6 claims
- 2371US7417815B2Recording control apparatus, recording and reproduction apparatus, and recording control methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Aug 26, 2008·2 cites·19 claims
- 2470US8953426B2Information reproducing apparatus and information reproducing methodPANASONIC IP MAN CO LTD·Filed 2013·Granted Feb 10, 2015·2 cites·5 claims
- 2569US8363530B2Information reproduction method, information recording method, and information recording mediumPANASONIC CORP·Filed 2011·Granted Jan 29, 2013·2 cites·10 claims
- 2668US7366234B2Adaptive equalization apparatus and adaptive equalization methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Apr 29, 2008·6 cites·42 claims
- 2767US7903505B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2010·Granted Mar 8, 2011·1 cites·3 claims
- 2867US7869338B2Position detection device, position detection method, position detection control device, position detection control method, position detection control program, access authentication device, access authentication method, access authentication control device, access authentication control method, access authentication control program, information storage device, and optical diskPANASONIC CORP·Filed 2006·Granted Jan 11, 2011·3 cites·19 claims
- 2967US7623586B2Frequency and phase control apparatus and maximum likelihood decoderPANASONIC CORP·Filed 2003·Granted Nov 24, 2009·6 cites·4 claims
- 3064US8270542B2Method for evaluating quality of read signal and apparatus for reading informationNAKAJIMA TAKESHI·Filed 2009·Granted Sep 18, 2012·0 cites·1 claims
- 3164US7924673B2Information processing device, access device, recording medium, information processing method, and information processing programPANASONIC CORP·Filed 2008·Granted Apr 12, 2011·0 cites·8 claims
- 3264US7907487B2Recording/reproduction apparatus, recording/reproduction method, program, and recording power adjustment apparatusPANASONIC CORP·Filed 2009·Granted Mar 15, 2011·0 cites·2 claims
- 3363US8068399B2Signal evaluation method and signal evaluation apparatusMIYASHITA HARUMITSU·Filed 2009·Granted Nov 29, 2011·0 cites·5 claims
- 3461US10068604B2Information recording device and data erasing methodPANASONIC IP MAN CO LTD·Filed 2017·Granted Sep 4, 2018·1 cites·8 claims
- 3561US2008159104A1Information recording medium evaluation method, information recording medium, method for manufacturing information recording medium, signal processing method and access control apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Application pending·0 cites
- 3657US8018810B2Recording control apparatus, recording and reproduction apparatus, and recording control methodPANASONIC CORP·Filed 2008·Granted Sep 13, 2011·0 cites·6 claims
- 3757US7848198B2Information processing device, access device, recording medium, information processing method, and information processing programPANASONIC CORP·Filed 2005·Granted Dec 7, 2010·0 cites·2 claims
- 3857US7646686B2Recording/reproduction apparatus which adjusts recording power based on a partial response maximum likelihood (PRML) techniquePANASONIC CORP·Filed 2004·Granted Jan 12, 2010·2 cites·2 claims
- 3956US7453658B2Recording control apparatus, recording and reproduction apparatus, and recording control methodPANASONIC CORP·Filed 2008·Granted Nov 18, 2008·0 cites·7 claims
- 4056USRE39306EOptical disc deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Sep 26, 2006·2 cites·14 claims
- 4156US6434098B2Optical disc deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 13, 2002·2 cites·7 claims
- 4255US8004945B2Recording medium access devicePANASONIC CORP·Filed 2007·Granted Aug 23, 2011·0 cites·24 claims
- 4355US7120102B2Jitter detection apparatus and jitter detection methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Oct 10, 2006·2 cites·14 claims
- 4454US8254234B2Information recording medium evaluation method, information recording medium, method for manufacturing information recording medium, signal processing method and access control apparatusMIYASHITA HARUMITSU·Filed 2011·Granted Aug 28, 2012·0 cites·2 claims
- 4554US8243571B2Reproduced signal evaluating method, information recording medium, reproducing device, and recording deviceITO KIYOTAKA·Filed 2009·Granted Aug 14, 2012·0 cites·4 claims
- 4654US8179760B2Reproduction signal evaluation method, information recording medium, reproduction apparatus and recording apparatusITO KIYOTAKA·Filed 2009·Granted May 15, 2012·0 cites·4 claims
- 4753US8305859B2Information recording medium and information recording medium evaluation methodMIYASHITA HARUMITSU·Filed 2008·Granted Nov 6, 2012·0 cites·2 claims
- 4853US2009175151A1Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2008·Application pending·0 cites
- 4953US2009154315A1Information recording medium, recording method, recording apparatus and integrated circuitPANASONIC CORP·Filed 2008·Application pending·0 cites
- 5053US2010085851A1Method and apparatus for evaluating information recording mediumPANASONIC CORP·Filed 2008·Application pending·0 cites
Showing the top 50 of 82 patent records by PatentIndex Score.
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