Inventor · disambiguated record
Kohei Nakata
Also filed as: NAKATA KOHEI
70 granted patents·11 pending applications·345 citations·filing 1988–2021
98Inventor score
Files withCANON KK23PANASONIC IP MAN CO LTD22PANASONIC CORP18MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6MIYASHITA HARUMITSU5
Top patents by PatentIndex Score
81 records- 0193US7099244B2Wobble demodulator and wobble demodulation methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 29, 2006·38 cites·21 claims
- 0291US11475918B2Recording state evaluation method, recording compensation method, and information recording/playback devicePANASONIC IP MAN CO LTD·Filed 2021·Granted Oct 18, 2022·3 cites·9 claims
- 0391US6848961B2Method and apparatus for manufacturing image displaying apparatusCANON KK·Filed 2001·Granted Feb 1, 2005·33 cites·30 claims
- 0490US7869327B2Phase error detecting device, waveform shaping device and optical disc devicePANASONIC CORP·Filed 2008·Granted Jan 11, 2011·8 cites·6 claims
- 0589US8218408B2Information recording method and information reproducing methodKIMURA NAOHIRO·Filed 2008·Granted Jul 10, 2012·12 cites·3 claims
- 0687US6928218B2Fiber plate, manufacturing method thereof, radiation imaging apparatus and radiation imaging systemCANON KK·Filed 2003·Granted Aug 9, 2005·15 cites·18 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
- 0884US5525861ADisplay apparatus having first and second internal spacesCANON KK·Filed 1993·Granted Jun 11, 1996·44 cites·7 claims
- 0982US6821174B2Method of manufacturing image display apparatusCANON KK·Filed 2001·Granted Nov 23, 2004·17 cites·30 claims
- 1079US8098557B2Signal evaluation method and signal evaluation apparatusMIYASHITA HARUMITSU·Filed 2011·Granted Jan 17, 2012·4 cites·11 claims
- 1179US7433277B2Wobble demodulator and wobble demodulation methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Oct 7, 2008·3 cites·16 claims
- 1278US7965593B2Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback methodPANASONIC CORP·Filed 2008·Granted Jun 21, 2011·2 cites·2 claims
- 1378US7830753B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2008·Granted Nov 9, 2010·2 cites·1 claims
- 1475US6702636B2Method and apparatus for manufacturing image display deviceCANON KK·Filed 2001·Granted Mar 9, 2004·11 cites·48 claims
- 1574US7898933B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2010·Granted Mar 1, 2011·2 cites·3 claims
- 1674US6634916B2Manufacturing method and manufacturing apparatus of image displaying apparatusCANON KK·Filed 2001·Granted Oct 21, 2003·9 cites·127 claims
- 1772US9680526B2Phase error detector and optical disc devicePANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 13, 2017·2 cites·4 claims
- 1871US7326097B2Method and apparatus for manufacturing image displaying apparatusCANON KK·Filed 2004·Granted Feb 5, 2008·7 cites·7 claims
- 1971US7226335B2Method and apparatus for manufacturing image displaying apparatusCANON KK·Filed 2005·Granted Jun 5, 2007·2 cites·14 claims
- 2070US8953426B2Information reproducing apparatus and information reproducing methodPANASONIC IP MAN CO LTD·Filed 2013·Granted Feb 10, 2015·2 cites·5 claims
- 2169US7339861B2PLL clock generator, optical disc drive and method for controlling PLL clock generatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Mar 4, 2008·15 cites·10 claims
- 2268US8202813B2Optical material and optical elementNAKATA KOHEI·Filed 2012·Granted Jun 19, 2012·1 cites·2 claims
- 2368US7008285B2Method and apparatus for manufacturing image display deviceCANON KK·Filed 2004·Granted Mar 7, 2006·7 cites·7 claims
- 2467US8338003B2Optical material and optical elementNAKATA KOHEI·Filed 2011·Granted Dec 25, 2012·1 cites·4 claims
- 2567US7903505B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitPANASONIC CORP·Filed 2010·Granted Mar 8, 2011·1 cites·3 claims
- 2666US6152796AMethod for manufacturing an image forming apparatusCANON KK·Filed 1999·Granted Nov 28, 2000·18 cites·2 claims
- 2765US7012865B2Recording apparatus and recording methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Mar 14, 2006·5 cites·13 claims
- 2865US5925979AImage display apparatus with getter scattering preventionCANON KK·Filed 1996·Granted Jul 20, 1999·16 cites·52 claims
- 2964US8045445B2Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback methodPANASONIC CORP·Filed 2008·Granted Oct 25, 2011·0 cites·3 claims
- 3064US7965591B2Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback methodPANASONIC CORP·Filed 2008·Granted Jun 21, 2011·0 cites·2 claims
- 3164US4971423AGradient-index-type optical deviceCANON KK·Filed 1988·Granted Nov 20, 1990·23 cites·11 claims
- 3263US9978421B1Optical disk device and large-scale optical disk devicePANASONIC IP MAN CO LTD·Filed 2017·Granted May 22, 2018·1 cites·11 claims
- 3363US8068399B2Signal evaluation method and signal evaluation apparatusMIYASHITA HARUMITSU·Filed 2009·Granted Nov 29, 2011·0 cites·5 claims
- 3463US6905384B2Method and apparatus for manufacturing image displaying apparatusCANON KK·Filed 2001·Granted Jun 14, 2005·7 cites·61 claims
- 3561US10068604B2Information recording device and data erasing methodPANASONIC IP MAN CO LTD·Filed 2017·Granted Sep 4, 2018·1 cites·8 claims
- 3661US9754619B1Optical disc apparatus controlling irradiation position based on cross-correlation value between reproduction signal and decoded signalPANASONIC IP MAN CO LTD·Filed 2016·Granted Sep 5, 2017·1 cites·10 claims
- 3761US7152433B2Method of manufacturing image display apparatus and apparatus for manufacturing the sameCANON KK·Filed 2002·Granted Dec 26, 2006·4 cites·19 claims
- 3861US2008159104A1Information 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
- 3959US9570102B2Information recording and reproducing apparatus and information recording and reproducing methodPANASONIC IP MAN CO LTD·Filed 2016·Granted Feb 14, 2017·1 cites·6 claims
- 4059US7628670B2Method and apparatus for manufacturing image displaying apparatusCANON KK·Filed 2007·Granted Dec 8, 2009·0 cites·23 claims
- 4159US2010081561A1Optical material and optical elementCANON KK·Filed 2009·Application pending·0 cites
- 4258US6908354B1Method of producing flat panel displaysCANON KK·Filed 2000·Granted Jun 21, 2005·3 cites·10 claims
- 4357US7965592B2Information recording medium, integrated circuit, recording/playback apparatus, computer program, and information recording/playback methodPANASONIC CORP·Filed 2005·Granted Jun 21, 2011·0 cites·2 claims
- 4455US8004945B2Recording medium access devicePANASONIC CORP·Filed 2007·Granted Aug 23, 2011·0 cites·24 claims
- 4554US8254234B2Information 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
- 4654US7511408B2Spacer for image display apparatus and image display apparatusCANON KK·Filed 2005·Granted Mar 31, 2009·0 cites·8 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
- 4952US8098566B2Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuitNAKATA KOHEI·Filed 2011·Granted Jan 17, 2012·0 cites·3 claims
- 5052US5032000AGradient index-type optical device and process for production thereofCANON KK·Filed 1989·Granted Jul 16, 1991·14 cites·5 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →