Inventor · disambiguated record
Masashi Sahashi
Also filed as: SAHASHI MASASHI
123 granted patents·2 pending applications·5,123 citations·filing 1982–2018
99Inventor score
Files withTOSHIBA KK116TDK CORP3FUKUZAWA HIDEAKI2KABUHSIKI KAISHA TOSHIBA1KABUSHIKI KAISHIA TOSHIBA1
Top patents by PatentIndex Score
125 records- 0199US6937446B2Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing systemTOSHIBA KK·Filed 2001·Granted Aug 30, 2005·124 cites·40 claims
- 0299US6593841B1Planar magnetic elementTOSHIBA KK·Filed 1996·Granted Jul 15, 2003·159 cites·12 claims
- 0399US6338899B1Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage systemTOSHIBA KK·Filed 1999·Granted Jan 15, 2002·249 cites·35 claims
- 0499US5583474APlanar magnetic elementTOSHIBA KK·Filed 1994·Granted Dec 10, 1996·218 cites·17 claims
- 0599US5549978AMagnetoresistance effect elementTOSHIBA KK·Filed 1993·Granted Aug 27, 1996·200 cites·17 claims
- 0699US4959631APlanar inductorTOSHIBA KK·Filed 1988·Granted Sep 25, 1990·349 cites·4 claims
- 0798US7223485B2Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatusTOSHIBA KK·Filed 2005·Granted May 29, 2007·55 cites·18 claims
- 0898US6404317B1Planar magnetic elementTOSHIBA KK·Filed 1996·Granted Jun 11, 2002·117 cites·21 claims
- 0997US7379278B2Magnetoresistance effect element, having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistanceTOSHIBA KK·Filed 2006·Granted May 27, 2008·34 cites·20 claims
- 1097US7046489B2Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing systemTOSHIBA KK·Filed 2005·Granted May 16, 2006·63 cites·10 claims
- 1197US6853520B2Magnetoresistance effect elementTOSHIBA KK·Filed 2001·Granted Feb 8, 2005·67 cites·3 claims
- 1297US6784509B2Magnetoresistance effect element, magnetic head and magnetic reproducing apparatusTOSHIBA KK·Filed 2002·Granted Aug 31, 2004·76 cites·5 claims
- 1397US6303218B1Multi-layered thin-film functional device and magnetoresistance effect elementTOSHIBA KK·Filed 1999·Granted Oct 16, 2001·156 cites·30 claims
- 1497US5801521APlanar magnetic elementTOSHIBA KK·Filed 1996·Granted Sep 1, 1998·108 cites·3 claims
- 1596US7301733B1Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memoryTOSHIBA KK·Filed 2003·Granted Nov 27, 2007·54 cites·5 claims
- 1696US7038893B2Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistanceTOSHIBA KK·Filed 2005·Granted May 2, 2006·25 cites·17 claims
- 1796US6905780B2Current-perpendicular-to-plane-type magnetoresistive device, and magnetic head and magnetic recording-reproducing apparatus using the sameTOSHIBA KK·Filed 2002·Granted Jun 14, 2005·66 cites·18 claims
- 1896US6348274B1Magnetoresistive element and magnetic recording apparatusTOSHIBA KK·Filed 1999·Granted Feb 19, 2002·107 cites·20 claims
- 1996US5949622AMagnetoresistance effect elementTOSHIBA KK·Filed 1997·Granted Sep 7, 1999·100 cites·18 claims
- 2096US5416353ANetoresistance effect elementTOSHIBA KK·Filed 1993·Granted May 16, 1995·90 cites·19 claims
- 2196US4627298ATorque sensor of the noncontact typeTOSHIBA KK·Filed 1984·Granted Dec 9, 1986·85 cites·10 claims
- 2295US7843669B2Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memoryTOSHIBA KK·Filed 2009·Granted Nov 30, 2010·23 cites·21 claims
- 2395US7116529B2Magnetoresistive element in which pinned magnetization layers have antiparallel pinned directions, magnetic head and magnetic recording/reproducing apparatusTOSHIBA KK·Filed 2003·Granted Oct 3, 2006·60 cites·17 claims
- 2495US7072153B2Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistanceTOSHIBA KK·Filed 2003·Granted Jul 4, 2006·35 cites·16 claims
- 2595US6676772B2Magnetic materialTOSHIBA KK·Filed 2002·Granted Jan 13, 2004·92 cites·11 claims
- 2694US7375405B2Magnetoresistance effect element, magnetic head, and magnetic storage system using a giant magnetoresistance effect elementTOSHIBA KK·Filed 2005·Granted May 20, 2008·14 cites·3 claims
- 2794US7008702B2Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage systemTOSHIBA KK·Filed 2001·Granted Mar 7, 2006·38 cites·21 claims
- 2894US6982845B2Magnetic recording apparatus and magnetic recording methodTOSHIBA KK·Filed 2003·Granted Jan 3, 2006·47 cites·19 claims
- 2994US6495275B2Multi-layered thin-film functional device and magnetoresistance effect elementTOSHIBA KK·Filed 2001·Granted Dec 17, 2002·68 cites·9 claims
- 3094US5780176AMagnetoresistance effect elementTOSHIBA KK·Filed 1996·Granted Jul 14, 1998·74 cites·23 claims
- 3193US7897274B2Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatusTOSHIBA KK·Filed 2007·Granted Mar 1, 2011·19 cites·2 claims
- 3293US6175293B1Planar inductorTOSHIBA KK·Filed 1993·Granted Jan 16, 2001·61 cites·45 claims
- 3393US6064552AMagnetoresistive head having magnetic yoke and giant magnetoresistive element such that a first electrode is formed on the giant magnetoresistive element which in turn is formed on the magnetic yoke which acts as a second electrodeTOSHIBA KK·Filed 1998·Granted May 16, 2000·80 cites·37 claims
- 3492US7063754B2Magnetic material for magnetic refrigeration and method for producing thereofTOSHIBA KK·Filed 2003·Granted Jun 20, 2006·56 cites·15 claims
- 3592US6111729AMagnetoresistance effect elementTOSHIBA KK·Filed 1999·Granted Aug 29, 2000·62 cites·45 claims
- 3692US4849017AMagnetic refrigerant for magnetic refrigerationTOSHIBA KK·Filed 1986·Granted Jul 18, 1989·45 cites·14 claims
- 3791US7791843B2Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing systemTOSHIBA KK·Filed 2009·Granted Sep 7, 2010·7 cites·11 claims
- 3891US7593195B2Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memoryTOSHIBA KK·Filed 2006·Granted Sep 22, 2009·14 cites·32 claims
- 3991US7190558B2Magnetoresistive effect element, magnetic head and magnetic reproducing apparatusTOSHIBA KK·Filed 2002·Granted Mar 13, 2007·31 cites·11 claims
- 4090US8259419B2Magnetoresistance effect element with a layer containing an oxide as a principal component and containing a magnetic transition metal element which does not bond to oxygenFUKUZAWA HIDEAKI·Filed 2011·Granted Sep 4, 2012·6 cites·10 claims
- 4190US7218483B2Magnetoresistive effect element, magnetic head and magnetic reproducing apparatusTOSHIBA KK·Filed 2002·Granted May 15, 2007·26 cites·16 claims
- 4290US7071522B2Magnetoresistance effect element, magnetic head and magnetic reproducing apparatusTOSHIBA KK·Filed 2004·Granted Jul 4, 2006·25 cites·7 claims
- 4390US5725963AMagnetoresistance effect elementTOSHIBA KK·Filed 1996·Granted Mar 10, 1998·40 cites·14 claims
- 4490US5552949AMagnetoresistance effect element with improved antiferromagnetic layerTOSHIBA KK·Filed 1994·Granted Sep 3, 1996·47 cites·10 claims
- 4590US5184037AMagnetostriction type actuatorTOSHIBA KK·Filed 1991·Granted Feb 2, 1993·60 cites·15 claims
- 4689US5738946AMagnetoresistance effect elementTOSHIBA KK·Filed 1996·Granted Apr 14, 1998·39 cites·10 claims
- 4788US7738220B1Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage systemTOSHIBA KK·Filed 2007·Granted Jun 15, 2010·15 cites·5 claims
- 4888US6754053B2Magnetoresistance effect element, magnetic head and magnetic reproducing apparatusTOSHIBA KK·Filed 2002·Granted Jun 22, 2004·34 cites·12 claims
- 4988US6043515AOptical semiconductor deviceTOSHIBA KK·Filed 1997·Granted Mar 28, 2000·71 cites·5 claims
- 5087US6159593AMagnetoresistance effect elementTOSHIBA KK·Filed 1998·Granted Dec 12, 2000·39 cites·57 claims
Showing the top 50 of 125 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Masashi Sahashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →