Inventor · disambiguated record
Atsushi Nakamura
Also filed as: NAKAMURA ATSUSHI
522 granted patents·150 pending applications·8,216 citations·filing 1987–2025
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD67PANASONIC CORP58HITACHI LTD40NAKAMURA ATSUSHI36BRIDGESTONE SPORTS CO LTD35
Top patents by PatentIndex Score
672 records- 0199US6577590B2Optical disk having wobble patternsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 10, 2003·87 cites·12 claims
- 0298USRE42972ESemiconductor device having an improved connection arrangement between a semiconductor pellet and base substrate electrodes and a method of manufacture thereofNAKAMURA ATSUSHI·Filed 2005·Granted Nov 29, 2011·59 cites·46 claims
- 0398USRE41478ESemiconductor device having an improved connection arrangement between a semiconductor pellet and base substrate electrodes and a method of manufacture thereofRENESAS ELECTRONICS CORP·Filed 2005·Granted Aug 10, 2010·62 cites·44 claims
- 0498US7423951B2Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Sep 9, 2008·34 cites·3 claims
- 0598US7400571B2Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Jul 15, 2008·34 cites·4 claims
- 0698US7376072B2Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted May 20, 2008·35 cites·4 claims
- 0798US7286455B2Information recording medium, recording apparatus, recording method and reproduction method utilizing test areas of respective layers provided at different radial positionsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 23, 2007·50 cites·3 claims
- 0898US7230907B2Information recording medium, recording apparatus, reproduction apparatus, recording method and reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Jun 12, 2007·45 cites·6 claims
- 0998US7212480B2Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted May 1, 2007·51 cites·30 claims
- 1098US7170841B2Information recording medium, recording apparatus, reproduction apparatus, recording method, and reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jan 30, 2007·87 cites·3 claims
- 1198US6938162B1Optical disk, optical disk recording and reproducing apparatus, method for recording, reproducing and deleting data on optical disk, and information processing systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 30, 2005·278 cites·28 claims
- 1298US6757239B2Optical disk having wobble patterns and block identification marksMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 29, 2004·59 cites·15 claims
- 1398US6608810B2Optical disk comprising a positional information section and a sync mark section each having a wobble patternMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Aug 19, 2003·70 cites·17 claims
- 1498US6605009B1Solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2000·Granted Aug 12, 2003·188 cites·17 claims
- 1598US6426560B1Semiconductor device and memory moduleHITACHI LTD·Filed 2000·Granted Jul 30, 2002·167 cites·18 claims
- 1698US5777391ASemiconductor device having an improved connection arrangement between a semiconductor pellet and base substrate electrodes and a method of manufacture thereofHITACHI LTD·Filed 1995·Granted Jul 7, 1998·256 cites·25 claims
- 1797US11329450B2Electro-absorption optical modulator and manufacturing method thereofLUMENTUM JAPAN INC·Filed 2020·Granted May 10, 2022·5 cites·20 claims
- 1897US6674700B2Optical disk having sub-blocks and sub-block indentification marksMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jan 6, 2004·51 cites·4 claims
- 1997US6431998B1Solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Aug 13, 2002·204 cites·18 claims
- 2097US5198888ASemiconductor stacked deviceHITACHI LTD·Filed 1990·Granted Mar 30, 1993·353 cites·11 claims
- 2196US11468870B2Electronic musical instrument, electronic musical instrument control method, and storage mediumCASIO COMPUTER CO LTD·Filed 2020·Granted Oct 11, 2022·4 cites·17 claims
- 2296US7443625B2Magnetic disk driveHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Oct 28, 2008·29 cites·10 claims
- 2396US6995949B2Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the sameHITACHI LTD·Filed 2005·Granted Feb 7, 2006·32 cites·6 claims
- 2496US6813116B2Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the sameHITACHI LTD·Filed 2002·Granted Nov 2, 2004·56 cites·12 claims
- 2596US6678230B2Waveform 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
- 2696US6359846B1Recording medium recording apparatus and recording methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 19, 2002·68 cites·12 claims
- 2796US6188656B1Optical data recording method, and data recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 13, 2001·65 cites·30 claims
- 2896US6101159AOptical data recording method, and data recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 8, 2000·75 cites·21 claims
- 2996US5779563AMulti-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Jul 14, 1998·203 cites·5 claims
- 3095US7518971B2Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatusPANASONIC CORP·Filed 2008·Granted Apr 14, 2009·15 cites·3 claims
- 3195US7474607B2Optical disk medium and method and apparatus for reading informationPANASONIC CORP·Filed 2006·Granted Jan 6, 2009·15 cites·4 claims
- 3295US7218602B2Method and apparatus for recording optical information, and optical diskMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted May 15, 2007·11 cites·3 claims
- 3395US7203155B2Optical disc including a plurality of data layersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Apr 10, 2007·18 cites·2 claims
- 3495US7180704B2Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the headHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Feb 20, 2007·19 cites·7 claims
- 3595US7158464B2Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jan 2, 2007·31 cites·10 claims
- 3695US7123574B2Recording medium, method and apparatus for recording, and method and apparatus for reproducingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 17, 2006·21 cites·5 claims
- 3795US6891697B2Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the sameHITACHI LTD·Filed 2004·Granted May 10, 2005·41 cites·4 claims
- 3895US6710972B1Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the headHITACHI LTD·Filed 2003·Granted Mar 23, 2004·36 cites·20 claims
- 3994USRE41721ESemiconductor device having an improved connected arrangement between a semiconductor pellet and base substrate electrodesRENESAS ELECTRONICS CORP·Filed 2000·Granted Sep 21, 2010·59 cites·60 claims
- 4094USRE41722ESemiconductor device having an improved connection arrangement between a semiconductor pellet and base substrate electrodes and a method of manufacture thereofRENESAS ELECTRONICS CORP·Filed 2002·Granted Sep 21, 2010·60 cites·30 claims
- 4194US7580334B2Optical storage medium inspection apparatus for determining whether an optical storage medium is good or defectivePANASONIC CORP·Filed 2007·Granted Aug 25, 2009·12 cites·1 claims
- 4294US7272105B2Method and apparatus for recording optical information, and optical diskMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Sep 18, 2007·11 cites·3 claims
- 4394US6724708B2Optical disk medium and method and apparatus for reading informationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 20, 2004·28 cites·10 claims
- 4494US6394912B1Solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted May 28, 2002·136 cites·10 claims
- 4594US6157609ARecording medium, recording apparatus and recording methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 5, 2000·51 cites·5 claims
- 4694US5863264ATwo-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Jan 26, 1999·148 cites·11 claims
- 4794US5028986ASemiconductor device and semiconductor module with a plurality of stacked semiconductor devicesHITACHI LTD·Filed 1988·Granted Jul 2, 1991·115 cites·34 claims
- 4893US7808358B2Inductor and method for fabricating the samePANASONIC CORP·Filed 2009·Granted Oct 5, 2010·24 cites·12 claims
- 4993US7401213B2Data communication apparatus and method of a device that supports plural communication methodsCANON KK·Filed 2005·Granted Jul 15, 2008·17 cites·11 claims
- 5093US7272095B2Optical data recording methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 18, 2007·25 cites·3 claims
Showing the top 50 of 672 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →