Inventor · disambiguated record
Kazuhito Kurita
Also filed as: KURITA KAZUHITO
56 granted patents·3 pending applications·297 citations·filing 1991–2007
98Inventor score
Top patents by PatentIndex Score
59 records- 0180US7342744B2Disk recording and/or reproducing apparatus having eject lever contact portion movable from an insertion operation level to a different level at the ejecting operationSONY CORP·Filed 2005·Granted Mar 11, 2008·4 cites·7 claims
- 0279US5659530ARecording and/or reproducing apparatus for a cartridge accomodating a recording medium and an eject mechanism thereofSONY CORP·Filed 1994·Granted Aug 19, 1997·24 cites·1 claims
- 0378US7224656B2Disc detection device and associated methodSONY CORP·Filed 2005·Granted May 29, 2007·3 cites·7 claims
- 0478US6337840B1Recording and/or playback apparatus of a recording mediumSONY CORP·Filed 2000·Granted Jan 8, 2002·11 cites·4 claims
- 0577US7493635B2Recording medium drive device, electronic equipment having the recording medium drive device, and recording medium cartridgeSONY CORP·Filed 2005·Granted Feb 17, 2009·3 cites·10 claims
- 0673US7540007B2Disk cartridge with shutter locking memberSONY CORP·Filed 2005·Granted May 26, 2009·2 cites·8 claims
- 0773US7533394B2Disk recording and/or reproduction apparatusSONY CORP·Filed 2005·Granted May 12, 2009·2 cites·7 claims
- 0873US7475410B2Disc recording and/or playback apparatusSONY CORP·Filed 2005·Granted Jan 6, 2009·2 cites·9 claims
- 0973US6324147B2Electronic equipmentSONY CORP·Filed 1999·Granted Nov 27, 2001·21 cites·12 claims
- 1071US6741525B2Recording and/or reproducing apparatus employing disc cartridgeSONY CORP·Filed 2002·Granted May 25, 2004·7 cites·29 claims
- 1168US7428740B2Recording medium drive apparatus and electronic equipment including the recording medium drive apparatusSONY CORP·Filed 2005·Granted Sep 23, 2008·1 cites·5 claims
- 1267US7496934B2Chassis and cartridge holder with ejection mechanism for ejecting a cartridge from a disk apparatusSONY CORP·Filed 2005·Granted Feb 24, 2009·1 cites·7 claims
- 1367US5684763AOptical recording/reproducing device having control for reducing vibrational noise during recording by slowing moving speed of pickupSONY CORP·Filed 1995·Granted Nov 4, 1997·18 cites·32 claims
- 1466US6968562B2Recording and/or reproducing apparatusSONY CORP·Filed 2003·Granted Nov 22, 2005·5 cites·1 claims
- 1564US5831958ARecording and/or reproducing apparatus for a cartridge accommodating a recording medium and an eject mechanism thereofSONY CORP·Filed 1997·Granted Nov 3, 1998·15 cites·3 claims
- 1663US6804174B1Magneto-optical disk recording and/or reproducing deviceSONY CORP·Filed 2000·Granted Oct 12, 2004·5 cites·17 claims
- 1762US6728188B1Recording and/or playback apparatus of a recording medium with a moving mechanismSONY CORP·Filed 2000·Granted Apr 27, 2004·4 cites·7 claims
- 1862US6088203AThree position magnetic head vertical movement deviceSONY CORP·Filed 1997·Granted Jul 11, 2000·17 cites·13 claims
- 1962US6067207ARecording and/or reproducing apparatus including a slider with an inclined guide at a front end portion thereofSONY CORP·Filed 1996·Granted May 23, 2000·15 cites·14 claims
- 2062US6055124ARecording and/or playback apparatus and recording medium recording and/or playback apparatusSONY CORP·Filed 1998·Granted Apr 25, 2000·16 cites·14 claims
- 2161US7730504B2Disc cartridgeSONY CORP·Filed 2007·Granted Jun 1, 2010·0 cites·5 claims
- 2261US7275963B2Storage medium loading mechanism and storage medium drive unitSONY CORP·Filed 2002·Granted Oct 2, 2007·12 cites·19 claims
- 2360US7555763B2Disk cartridgeSONY CORP·Filed 2004·Granted Jun 30, 2009·3 cites·8 claims
- 2460US5894459AOptical recording/reproducing device having a controller for reducing vibrational noise during recording by slowing moving speed of pickupSONY CORP·Filed 1997·Granted Apr 13, 1999·13 cites·3 claims
- 2559US6941571B2Recording and/or reproducing deviceSONY CORP·Filed 2002·Granted Sep 6, 2005·5 cites·14 claims
- 2658US5144507ACassette tape recording and/or reproducing apparatus with a single pinch lever assemblySONY CORP·Filed 1991·Granted Sep 1, 1992·11 cites·7 claims
- 2756US6178149B1Storage medium loading mechanism and storage medium storage and/or reproducing apparatusSONY CORP·Filed 1998·Granted Jan 23, 2001·12 cites·28 claims
- 2855US7526782B2Shutter member for disc cartridge, disc cartridge and disc recording/reproducing apparatusSONY CORP·Filed 2004·Granted Apr 28, 2009·2 cites·6 claims
- 2955US6515954B1Recording and/or playback apparatus of a recording mediumSONY CORP·Filed 1998·Granted Feb 4, 2003·10 cites·11 claims
- 3054US6820274B1Magento-optic disc recording and/or reproducing deviceSONY CORP·Filed 2000·Granted Nov 16, 2004·2 cites·6 claims
- 3154US2005237869A1Recording and/or reproducing apparatusSONY CORP·Filed 2005·Application pending·0 cites
- 3253US8671421B2Reproducing deviceMATSUDA MIKINORI·Filed 2007·Granted Mar 11, 2014·0 cites·23 claims
- 3353US6249501B1Recording apparatus with resilient displacement member and limiter mechanismSONY CORP·Filed 1998·Granted Jun 19, 2001·10 cites·17 claims
- 3451US7761889B2Disc cartridge protecting member, and disc cartridgeSONY CORP·Filed 2005·Granted Jul 20, 2010·0 cites·17 claims
- 3551US7010799B2Recording and/or reproducing apparatusSONY CORP·Filed 2003·Granted Mar 7, 2006·2 cites·14 claims
- 3651US6552873B2Recording and/or reproducing apparatusSONY CORP·Filed 2001·Granted Apr 22, 2003·1 cites·6 claims
- 3749US7492547B2Cartridge device with an ejection slider having a projection insertable into a positioning recessSONY CORP·Filed 2006·Granted Feb 17, 2009·0 cites·5 claims
- 3848US6809461B2Drive unitSONY CORP·Filed 2003·Granted Oct 26, 2004·4 cites·5 claims
- 3948US6038202AElectronic equipmentSONY CORP·Filed 1998·Granted Mar 14, 2000·7 cites·26 claims
- 4047US2008080359A1Optical pickup unit and disk drive unitSONY CORP·Filed 2007·Application pending·0 cites
- 4146US7263708B2Cartridge type recording medium, associated apparatus and methodology of disc detectionSONY CORP·Filed 2004·Granted Aug 28, 2007·0 cites·4 claims
- 4246US7184371B2Optical pickup driver having piezoelectric elements of different voltages at start and steady stateSONY CORP·Filed 2002·Granted Feb 27, 2007·1 cites·11 claims
- 4346US2005018548A1Magneto-optical disc recording and/or reproducing deviceSONY CORP·Filed 2004·Application pending·0 cites
- 4445US7526783B2Disk cartridgeSONY CORP·Filed 2004·Granted Apr 28, 2009·0 cites·17 claims
- 4545US7441255B2Disk recording/reproducing apparatus with cartridge drop preventing mechanism having elastic flap portionSONY CORP·Filed 2005·Granted Oct 21, 2008·0 cites·11 claims
- 4645US7188351B2Disc cartridgeSONY CORP·Filed 2004·Granted Mar 6, 2007·0 cites·19 claims
- 4744US7356827B2Disk cartridgeSONY CORP·Filed 2004·Granted Apr 8, 2008·0 cites·12 claims
- 4844US7209318B2Buffering mechanism and recording and/or reproducing apparatusSONY CORP·Filed 2004·Granted Apr 24, 2007·0 cites·14 claims
- 4943US7596796B2Disk cartridge, and disk recording and/or reproducing deviceSONY CORP·Filed 2004·Granted Sep 29, 2009·0 cites·7 claims
- 5042US6987713B2Method and apparatus for controlling the optical head during occuring of an obstacleSONY CORP·Filed 2003·Granted Jan 17, 2006·0 cites·10 claims
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →