Inventor · disambiguated record
Akihiro Makino
Also filed as: MAKINO AKIHIRO
75 granted patents·6 pending applications·1,315 citations·filing 1983–2021
99Inventor score
Files withALPS ELECTRIC CO LTD58MAKINO AKIHIRO5MURATA MANUFACTURING CO4UNIV TOHOKU4TOHOKU MAGNET INST CO LTD2
Top patents by PatentIndex Score
81 records- 0195US9850562B2Fe-based nano-crystalline alloyTOKIN CORP·Filed 2016·Granted Dec 26, 2017·8 cites·3 claims
- 0292US6060977ACore for use in inductive element, transformer and inductorALPS ELECTRIC CO LTD·Filed 1999·Granted May 9, 2000·81 cites·25 claims
- 0390US6591479B2Production method for a spin-valve type magnetoresistive elementALPS ELECTRIC CO LTD·Filed 2000·Granted Jul 15, 2003·27 cites·1 claims
- 0490US6232775B1Magneto-impedance element, and azimuth sensor, autocanceler and magnetic head using the sameALPS ELECTRIC CO LTD·Filed 1998·Granted May 15, 2001·61 cites·19 claims
- 0589US9287028B2Alloy composition, Fe-based nano-crystalline alloy and forming method of the sameURATA AKIRI·Filed 2010·Granted Mar 15, 2016·8 cites·10 claims
- 0688US8491731B2Alloy composition, Fe-based nano-crystalline alloy and forming method of the same and magnetic componentMAKINO AKIHIRO·Filed 2009·Granted Jul 23, 2013·14 cites·17 claims
- 0788US6351204B1Thin magnetic element and transformerALPS ELECTRIC CO LTD·Filed 2000·Granted Feb 26, 2002·29 cites·4 claims
- 0887US6282069B1Magnetoresistive element having a first antiferromagnetic layer contacting a pinned magnetic layer and a second antiferromagnetic layer contacting a free magnetic layerALPS ELECTRIC CO LTD·Filed 1998·Granted Aug 28, 2001·47 cites·7 claims
- 0985US6496338B2Spin-valve magnetoresistive sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal biasALPS ELECTRIC CO LTD·Filed 2001·Granted Dec 17, 2002·16 cites·6 claims
- 1085US5896078ASoft magnetic alloy thin film and plane-type magnetic deviceALPS ELECTRIC CO LTD·Filed 1995·Granted Apr 20, 1999·36 cites·7 claims
- 1185US5449419AFe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materialsALPS ELECTRIC CO LTD·Filed 1994·Granted Sep 12, 1995·34 cites·4 claims
- 1284US8968891B2Metallic glass, magnetic recording medium using the same, and method of manufacturing the magnetic recording mediumMAKINO AKIHIRO·Filed 2012·Granted Mar 3, 2015·2 cites·15 claims
- 1384US5935347AFE-base soft magnetic alloy and laminated magnetic core by using the sameALPS ELECTRIC CO LTD·Filed 1996·Granted Aug 10, 1999·49 cites·24 claims
- 1482US6172589B1Hard magnetic alloy having supercooled liquid region, sintered or cast product thereof or stepping motor and speaker using the alloyALPS ELECTRIC CO LTD·Filed 1998·Granted Jan 9, 2001·51 cites·16 claims
- 1581US6140902AThin magnetic element and transformerALPS ELECTRIC CO LTD·Filed 1997·Granted Oct 31, 2000·33 cites·4 claims
- 1680US5474624AMethod of manufacturing Fe-base soft magnetic alloyALPS ELECTRIC CO LTD·Filed 1993·Granted Dec 12, 1995·27 cites·27 claims
- 1779US11232901B2Method for producing laminated magnetic coreTOHOKU MAGNET INST CO LTD·Filed 2016·Granted Jan 25, 2022·1 cites·22 claims
- 1879US8377580B2Metallic glass, magnetic recording medium using the same, and method of manufacturing the magnetic recording mediumJAPAN SCIENCE & TECH AGENCY·Filed 2008·Granted Feb 19, 2013·2 cites·8 claims
- 1979US8287665B2Soft magnetic alloy, magnetic part using soft magnetic alloy, and method of manufacturing sameURATA AKIRI·Filed 2008·Granted Oct 16, 2012·10 cites·21 claims
- 2079US5961745AFe Based soft magnetic glassy alloyALPS ELECTRIC CO LTD·Filed 1997·Granted Oct 5, 1999·37 cites·1 claims
- 2177US6387548B1Exchange coupling film and magnetoresistance effect type element using this exchange coupling film, and thin film magnetic head using the magnetoresistance effect type elementALPS ELECTRIC CO LTD·Filed 1998·Granted May 14, 2002·44 cites·103 claims
- 2276US10388444B2Alloy powder and magnetic componentTOHOKU MAGNET INST CO LTD·Filed 2015·Granted Aug 20, 2019·2 cites·16 claims
- 2376US6074707AMethod of producing magnetoresistive elementALPS ELECTRIC CO LTD·Filed 1998·Granted Jun 13, 2000·30 cites·29 claims
- 2475US9506824B2Magnetostrictive film, magnetostrictive element, torque sensor, force sensor, pressure sensor, and manufacturing method thereforMOTOE YOSHITSUGU·Filed 2010·Granted Nov 29, 2016·5 cites·11 claims
- 2574US6191577B1Magnetic sensor exhibiting large change in resistance at low external magnetic fieldALPS ELECTRIC CO LTD·Filed 1998·Granted Feb 20, 2001·27 cites·12 claims
- 2674US6171410B1Hard magnetic alloy, hard magnetic alloy compact, and method for producing the sameALPS ELECTRIC CO LTD·Filed 1998·Granted Jan 9, 2001·27 cites·21 claims
- 2773US8277579B2Amorphous alloy compositionMAKINO AKIHIRO·Filed 2007·Granted Oct 2, 2012·6 cites·19 claims
- 2873US6077367AMethod of production glassy alloyALPS ELECTRIC CO LTD·Filed 1998·Granted Jun 20, 2000·26 cites·7 claims
- 2973US5458702AAlloy powder, dispersion-type conductor using the sameALPS ELECTRIC CO LTD·Filed 1993·Granted Oct 17, 1995·17 cites·2 claims
- 3072US5741373AFe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materialsALPS ELECTRIC CO LTD·Filed 1995·Granted Apr 21, 1998·24 cites·14 claims
- 3172US5619174ANoise filter comprising a soft magnetic alloy ribbon coreALPS ELECTRIC CO LTD·Filed 1994·Granted Apr 8, 1997·23 cites·53 claims
- 3271US6171716B1Soft magnetic film, and thin film magnetic head, planer magnetic element, and filter using the soft magnetic filmALPS ELECTRIC CO LTD·Filed 1999·Granted Jan 9, 2001·22 cites·24 claims
- 3371US5509975ASoft magnetic bulky alloy and method of manufacturing the sameALPS ELECTRIC CO LTD·Filed 1994·Granted Apr 23, 1996·31 cites·22 claims
- 3470US6295186B1Spin-valve magnetoresistive Sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal biasALPS ELECTRIC CO LTD·Filed 1997·Granted Sep 25, 2001·43 cites·10 claims
- 3569US5833770AHigh frequency soft magnetic alloy and plane magnetic element, antenna and wave absorber comprising the sameALPS ELECTRIC CO LTD·Filed 1997·Granted Nov 10, 1998·25 cites·13 claims
- 3669US5755986ASoft-magnetic dielectric high-frequency composite material and method for making the sameALPS ELECTRIC CO LTD·Filed 1996·Granted May 26, 1998·25 cites·9 claims
- 3768US5910344AMethod of manufacturing a magnetoresistive sensorALPS ELECTRIC CO LTD·Filed 1998·Granted Jun 8, 1999·39 cites·4 claims
- 3868US4891079AHigh saturated magnetic flux density alloyALPS ELECTRIC CO LTD·Filed 1988·Granted Jan 2, 1990·16 cites·3 claims
- 3966US5656101ASoft magnetic alloy thin film with nitrogen-based amorphous phaseALPS ELECTRIC CO LTD·Filed 1995·Granted Aug 12, 1997·16 cites·5 claims
- 4066US2018073117A1Fe-based nano-crystalline alloyTOKIN CORP·Filed 2017·Application pending·0 cites
- 4165US6326092B1Magnetoresistance device and production method thereofALPS ELECTRIC CO LTD·Filed 2000·Granted Dec 4, 2001·9 cites·6 claims
- 4265US5573863ASoft magnetic alloy and plane magnetic elementALPS ELECTRIC CO LTD·Filed 1994·Granted Nov 12, 1996·30 cites·10 claims
- 4362US6346338B1Combination magnetoresistive/inductive thin film magnetic head and its manufacturing methodALPS ELECTRIC CO LTD·Filed 2000·Granted Feb 12, 2002·13 cites·16 claims
- 4461US6086651ASinter and casting comprising Fe-based high-hardness glassy alloyALP ELECTRIC CO LTD·Filed 1998·Granted Jul 11, 2000·22 cites·12 claims
- 4561US6055135AExchange coupling thin film and magnetoresistive element comprising the sameALPS ELECTRIC CO LTD·Filed 1997·Granted Apr 25, 2000·26 cites·14 claims
- 4660US10636567B2Heat treatment apparatus for laminated body of amorphous alloy ribbon and soft magnetic coreUNIV TOHOKU·Filed 2017·Granted Apr 28, 2020·0 cites·11 claims
- 4759US10758982B2Magnetic powder and production method thereof, magnetic core and production method thereof, coil component and motorMURATA MANUFACTURING CO·Filed 2017·Granted Sep 1, 2020·0 cites·14 claims
- 4859US6692582B1Hard magnetic alloy, hard magnetic alloy compact and method for producing the sameALPS ELECTRIC CO LTD·Filed 2000·Granted Feb 17, 2004·6 cites·21 claims
- 4959US5144999AApparatus for making amorphous metal stripsALPS ELECTRIC CO LTD·Filed 1992·Granted Sep 8, 1992·10 cites·2 claims
- 5058US6235129B1Hard magnetic materialALPS ELECTRIC CO LTD·Filed 1998·Granted May 22, 2001·14 cites·28 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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