Inventor · disambiguated record
Tsutomu Ishi
Also filed as: ISHI TSUTOMU
39 granted patents·5 pending applications·486 citations·filing 1997–2014
98Inventor score
Top patents by PatentIndex Score
44 records- 0195US6466416B1Magnetic head, method for making the same and magnetic recording/reproducing device using the sameNEC CORP·Filed 2000·Granted Oct 15, 2002·67 cites·15 claims
- 0294US9234800B2SpectrometerKAWAMATA SHINYA·Filed 2011·Granted Jan 12, 2016·28 cites·10 claims
- 0393US6542342B1Magnetoresistive effect transducer having longitudinal bias layer directly connected to free layerNEC CORP·Filed 1999·Granted Apr 1, 2003·69 cites·1 claims
- 0489US6950290B2Magnetoresistive effect transducer having longitudinal bias layer directly connected to free layerNEC CORP·Filed 2002·Granted Sep 27, 2005·21 cites·18 claims
- 0588US6999287B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2004·Granted Feb 14, 2006·21 cites·11 claims
- 0687US7728366B2Photodiode and method for fabricating sameNEC CORP·Filed 2005·Granted Jun 1, 2010·10 cites·29 claims
- 0787US7085220B2Optical head and optical device for enhancing the intensity of a transmitted lightNEC CORP·Filed 2003·Granted Aug 1, 2006·22 cites·20 claims
- 0884US7161774B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2006·Granted Jan 9, 2007·7 cites·5 claims
- 0983US7160572B2Spin tunnel magnetoresistive effect film and element, magnetoresistive sensor using same, magnetic apparatus, and method for manufacturing sameNEC CORP·Filed 2004·Granted Jan 9, 2007·14 cites·5 claims
- 1082US7372673B2Magnetoresistive effect transducer having longitudinal bias layer and control layer directly connected to free layerNEC CORP·Filed 2005·Granted May 13, 2008·7 cites·5 claims
- 1182US7369375B2Magneto-resistance effect element and magneto-resistance effect headNEC CORP·Filed 2006·Granted May 6, 2008·6 cites·15 claims
- 1282US6791794B2Magnetic head having an antistripping layer for preventing a magnetic layer from strippingNEC CORP·Filed 2002·Granted Sep 14, 2004·14 cites·23 claims
- 1381US6747853B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2003·Granted Jun 8, 2004·13 cites·5 claims
- 1480US7883911B2Method for fabricating photodiodesNEC CORP·Filed 2009·Granted Feb 8, 2011·5 cites·12 claims
- 1579US6445550B1Method of manufacturing magnetoresistive/inductive composite head and magnetoresistive/inductive composite headNEC CORP·Filed 1999·Granted Sep 3, 2002·32 cites·14 claims
- 1678US6934132B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2001·Granted Aug 23, 2005·12 cites·5 claims
- 1776US8854464B2Active visibility support apparatus and method for vehicleISHI TSUTOMU·Filed 2011·Granted Oct 7, 2014·5 cites·10 claims
- 1875US6687082B1Magnetic head and manufacturing method thereof and magnetic recording and reproducing apparatusNEC CORP·Filed 2000·Granted Feb 3, 2004·11 cites·1 claims
- 1972US7023659B2Magnetic head having an antistripping layer for preventing a magnetic layer from strippingNEC CORP·Filed 2004·Granted Apr 4, 2006·6 cites·31 claims
- 2067US6055137AMagnetoresistive effect composite head with configured pole tipNEC CORP·Filed 1997·Granted Apr 25, 2000·20 cites·3 claims
- 2167US5938941AMagnetoresistance effect composite head and method of forming the sameNEC CORP·Filed 1998·Granted Aug 17, 1999·19 cites·15 claims
- 2266US9305220B2Spectrum measurement deviceFUNAYAMA RYUJI·Filed 2011·Granted Apr 5, 2016·4 cites·15 claims
- 2366US7298596B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2006·Granted Nov 20, 2007·2 cites·7 claims
- 2466US7265949B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2006·Granted Sep 4, 2007·2 cites·7 claims
- 2566US6154345AMagnetoresistive effect composite headNEC CORP·Filed 1998·Granted Nov 28, 2000·20 cites·41 claims
- 2665US6125009AMagnetoresistive effect composite head having a pole containing Co-MNEC CORP·Filed 1997·Granted Sep 26, 2000·16 cites·7 claims
- 2764US7277261B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2006·Granted Oct 2, 2007·2 cites·11 claims
- 2864US6592811B1Magnetic material having a high saturation magnetic flux density and a low coercive forceNEC CORP·Filed 2000·Granted Jul 15, 2003·3 cites·2 claims
- 2960US6780530B2Magnetic material having a high saturation magnetic flux density and a low coercive forceNEC CORP·Filed 2003·Granted Aug 24, 2004·2 cites·6 claims
- 3056US7173793B2Recording head, recording head manufacturing method, combined head and magnetic recording/reproduction apparatusNEC CORP·Filed 2004·Granted Feb 6, 2007·2 cites·12 claims
- 3156US2006119982A1Magnetic head having an antistripping layer for preventing a magnetic layer from strippingHONJO HIROAKI·Filed 2006·Application pending·0 cites
- 3255US6795271B2Recording head, recording head manufacturing method, combined head and magnetic recording/reproduction apparatusNEC CORP·Filed 2000·Granted Sep 21, 2004·2 cites·6 claims
- 3347US7158355B2Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage systemNEC CORP·Filed 2005·Granted Jan 2, 2007·0 cites·4 claims
- 3444US5800935AMagnetoresistive headNEC CORP·Filed 1997·Granted Sep 1, 1998·6 cites·6 claims
- 3543US6267824B1Method for manufacturing a magnetoresistive effect composite having a pole containing Co-MNEC CORP·Filed 1999·Granted Jul 31, 2001·5 cites·10 claims
- 3641US6057991AThin film magnetic head with an improved surface to reduce the occurrence of head crashNEC CORP·Filed 1997·Granted May 2, 2000·4 cites·6 claims
- 3740US2004125704A1Optical device, optical module, optical head, and optical recording/reproducing apparatus using the sameNEC CORP·Filed 2003·Application pending·0 cites
- 3840US2016077021A1Imaging systemNEC CORP·Filed 2014·Application pending·0 cites
- 3939US8422019B2Light measuring apparatus and light measuring methodYOSHIKAWA YUMIKO·Filed 2011·Granted Apr 16, 2013·0 cites·8 claims
- 4038US2002086182A1Spin tunnel magnetoresistive effect film and element, magnetoresistive sensor using same, magnetic apparatus, and method for manufacturing sameNEC CORP·Filed 2001·Application pending·0 cites
- 4137US6392851B1Magnetoresistance effect type complex head and method for manufacturing the sameNEC CORP·Filed 1999·Granted May 21, 2002·3 cites·5 claims
- 4236US5784226AMagnetoresistive head with optimized soft magnetic bias layerNEC CORP·Filed 1997·Granted Jul 21, 1998·2 cites·8 claims
- 4336US2004134877A1magnetoresistance apparatus having reduced overlapping of permanent magnet layer and method for manufacturing the sameTDK CORP·Filed 2004·Application pending·0 cites
- 4435US6141859AMethod for making a merged head deviceNEC CORP·Filed 1999·Granted Nov 7, 2000·2 cites·2 claims
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