Inventor · disambiguated record
Kunio Kojima
Also filed as: KOJIMA KUNIO
84 granted patents·3 pending applications·1,769 citations·filing 1980–2008
99Inventor score
Top patents by PatentIndex Score
87 records- 0195US7690009B2Electromagnetic field generating element, information recording/reproducing head and information recording/reproduction apparatusSHARP KK·Filed 2008·Granted Mar 30, 2010·24 cites·17 claims
- 0293US6603619B1Magnetic storage medium and heat assisted recording and reproduction methodSHARP KK·Filed 2000·Granted Aug 5, 2003·45 cites·28 claims
- 0392US7445587B2Automatic tool changing method and device for machine tool controlled by numerical controllerFANUC LTD·Filed 2007·Granted Nov 4, 2008·25 cites·10 claims
- 0492US6236398B1Media selecting deviceSHARP KK·Filed 1998·Granted May 22, 2001·198 cites·25 claims
- 0592US5343452AData recording/reproducing apparatus of simultaneously performing both reproducing and recording from and in a single recording mediumSHARP KK·Filed 1992·Granted Aug 30, 1994·60 cites·3 claims
- 0692US5005164ARecording and reproducing apparatusSHARP KK·Filed 1988·Granted Apr 2, 1991·46 cites·17 claims
- 0791US7489597B2Electromagnetic field generating element, information recording/reproducing head, and information recording/reproducing apparatusSHARP KK·Filed 2005·Granted Feb 10, 2009·10 cites·15 claims
- 0891US5598297AImage display unitSHARP KK·Filed 1994·Granted Jan 28, 1997·96 cites·29 claims
- 0990US6687195B2Magnetic recording head and magnetic recording deviceSHARP KK·Filed 2001·Granted Feb 3, 2004·29 cites·19 claims
- 1089US4774505AMethod and apparatus for recognizing a gripped condition of linensMITSUBISHI HEAVY IND LTD·Filed 1987·Granted Sep 27, 1988·35 cites·2 claims
- 1189US4696566AThree-dimensional driving arrangementSHARP KK·Filed 1985·Granted Sep 29, 1987·34 cites·1 claims
- 1288US5315571AInformation recording and reproducing device providing faster access time to a recording mediumSHARP KK·Filed 1993·Granted May 24, 1994·44 cites·14 claims
- 1388US4979868AMethod of gripping corner of strip of clothMITSUBISHI HEAVY IND LTD·Filed 1989·Granted Dec 25, 1990·45 cites·3 claims
- 1487US6471451B2Method of correcting thermal displacement of machine toolFANUC LTD·Filed 2001·Granted Oct 29, 2002·45 cites·10 claims
- 1586US7307923B2Electro magnetic field generating element, information recording and reproducing head and information recording and reproducing deviceSHARP KK·Filed 2004·Granted Dec 11, 2007·20 cites·19 claims
- 1686US5870375ADisk-shaped recording medium with a groove section having a wobbling side wallSHARP KK·Filed 1996·Granted Feb 9, 1999·39 cites·14 claims
- 1786US5432768AMethod and device for data management in optical recording mediumSHARP KK·Filed 1993·Granted Jul 11, 1995·33 cites·1 claims
- 1885US7503691B2Machine toolFANUC LTD·Filed 2006·Granted Mar 17, 2009·9 cites·4 claims
- 1985US6238152B1Tool clamping mechanism and pull studFANUC LTD·Filed 2000·Granted May 29, 2001·21 cites·6 claims
- 2084US6956808B2Optical device and optical sensorSHARP KK·Filed 2003·Granted Oct 18, 2005·17 cites·8 claims
- 2184US5764607AMethod and apparatus for controlling digital copying of digitally recorded informationSHARP KK·Filed 1996·Granted Jun 9, 1998·42 cites·16 claims
- 2284US5434829AInformation reproducing apparatus for properly synchronizing the reproducing of recorded informationSHARP KK·Filed 1993·Granted Jul 18, 1995·35 cites·14 claims
- 2381US5457667AData recording/reproducing apparatus with alternating access of compressed worksSHARP KK·Filed 1993·Granted Oct 10, 1995·31 cites·13 claims
- 2480US6367924B1Thermally assisted magnetic recording mediumSHARP KK·Filed 2000·Granted Apr 9, 2002·14 cites·11 claims
- 2580US5953297ADisk-shaped recording medium and disk recording or reproducing deviceSHARP KK·Filed 1998·Granted Sep 14, 1999·29 cites·12 claims
- 2679US5434991AMethod and apparatus for recording and reproducing information in black on a rewritable recording mediumSHARP KK·Filed 1991·Granted Jul 18, 1995·84 cites·6 claims
- 2779US5142521ARecording/reproducing deviceSHARP KK·Filed 1990·Granted Aug 25, 1992·28 cites·45 claims
- 2878US7114895B2Machine tool provided with cooling mechanismFANUC LTD·Filed 2005·Granted Oct 3, 2006·6 cites·4 claims
- 2977US6876603B2Information write/read head including an optical slit having a light emitting section whose width is shorter than a light beam diffraction limitSHARP KK·Filed 2001·Granted Apr 5, 2005·11 cites·22 claims
- 3077US6816334B2Information recording and reproducing device and tracking servo system thereforSHARP KK·Filed 2001·Granted Nov 9, 2004·11 cites·8 claims
- 3176US6456896B1Apparatus and method for thermal displacement correction for a machine toolFANUC LTD·Filed 1997·Granted Sep 24, 2002·55 cites·20 claims
- 3274US6333827B1Magnetic signal reproducing device, magnetic signal reproducing method and magnetic recording medium for high density reproductionSHARP KK·Filed 2000·Granted Dec 25, 2001·10 cites·15 claims
- 3374US6113378AMold for drum-shaped magnetic coreMINEBEA CO LTD·Filed 1997·Granted Sep 5, 2000·19 cites·10 claims
- 3474US5274617AMethod and device for data management in an optical recording mediumSHARP KK·Filed 1990·Granted Dec 28, 1993·22 cites·21 claims
- 3574US5101386ATrack jumping apparatus for an optical disk pickupSHARP KK·Filed 1989·Granted Mar 31, 1992·19 cites·5 claims
- 3673US6667146B1Optical recording medium and reproducing method thereforSHARP KK·Filed 2000·Granted Dec 23, 2003·9 cites·22 claims
- 3772US6632066B1Carrying and loading/unloading apparatusKOSHIJI KINZOKU CO LTD·Filed 2000·Granted Oct 14, 2003·23 cites·2 claims
- 3872US5459705AOptical recording medium driving apparatus capable of accurately detecting position of optical headSHARP KK·Filed 1992·Granted Oct 17, 1995·20 cites·6 claims
- 3972US5317549AInformation recording and reproducing apparatusSHARP KK·Filed 1992·Granted May 31, 1994·20 cites·21 claims
- 4069US4924447AOptical memory device for recording, reproducing or erasing information onto a recording medium, including a recorded region detecting circuit.SHARP KK·Filed 1987·Granted May 8, 1990·12 cites·4 claims
- 4168US5546364AMagneto-optical memory apparatus utilizing edges or recording mark to manage dataSHARP KK·Filed 1994·Granted Aug 13, 1996·17 cites·22 claims
- 4267US6804822B2Magnetic recording medium and magnetic recording apparatus using sameSHARP KK·Filed 2002·Granted Oct 12, 2004·6 cites·23 claims
- 4367US6515814B1Device and method for reproducing magnetic signalSHARP KK·Filed 2000·Granted Feb 4, 2003·6 cites·15 claims
- 4466US5999502AOptical information recording/reproducing apparatus having focus servo control compensation for lands and groovesSHARP KK·Filed 1995·Granted Dec 7, 1999·19 cites·4 claims
- 4566US5311490AAccess controlling device for use in an optical disk driveSHARP KK·Filed 1991·Granted May 10, 1994·16 cites·8 claims
- 4666US5170389ASemiconductor laser driving circuit with control circuit power voltage monitor for preventing inadvertent recordingSHARP KK·Filed 1990·Granted Dec 8, 1992·23 cites·8 claims
- 4766US4989198ABeam control device utilizing beam having a specific direction of polarization to control a laser used in an optical memory systemSHARP KK·Filed 1988·Granted Jan 29, 1991·14 cites·5 claims
- 4866US4932013AApparatus for reading an optical disk which controls track jumping accurately and stablySHARP KK·Filed 1988·Granted Jun 5, 1990·14 cites·10 claims
- 4965US6593014B1Thermomagnetic recording medium, thermomagnetic recording and reproducing method, and thermomagnetic recording and reproducing deviceSHARP KK·Filed 2000·Granted Jul 15, 2003·5 cites·9 claims
- 5065US6130504APlasma addressing display device and method for producing the sameSHARP KK·Filed 1998·Granted Oct 10, 2000·21 cites·13 claims
Showing the top 50 of 87 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →