Inventor
MAKINO AKIHIRO
JP76 patents
⚠️ This page may combine multiple inventors who share the name “MAKINO AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALPS ELECTRIC CO LTD
44 patentsUS6295186B1Sep 25, 2001
Spin-valve magnetoresistive Sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal bias
ALPS ELECTRIC CO LTD43 citations96
US6282069B1Aug 28, 2001
Magnetoresistive element having a first antiferromagnetic layer contacting a pinned magnetic layer and a second antiferromagnetic layer contacting a free magnetic layer
ALPS ELECTRIC CO LTD47 citations96
US6060977AMay 9, 2000
Core for use in inductive element, transformer and inductor
ALPS ELECTRIC CO LTD81 citations95
US6232775B1May 15, 2001
Magneto-impedance element, and azimuth sensor, autocanceler and magnetic head using the same
ALPS ELECTRIC CO LTD61 citations94
US6496338B2Dec 17, 2002
Spin-valve magnetoresistive sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal bias
ALPS ELECTRIC CO LTD16 citations93
US6171716B1Jan 9, 2001
Soft magnetic film, and thin film magnetic head, planer magnetic element, and filter using the soft magnetic film
ALPS ELECTRIC CO LTD22 citations93
US5910344AJun 8, 1999
Method of manufacturing a magnetoresistive sensor
ALPS ELECTRIC CO LTD39 citations93
US5896078AApr 20, 1999
Soft magnetic alloy thin film and plane-type magnetic device
ALPS ELECTRIC CO LTD36 citations93
US5619174AApr 8, 1997
Noise filter comprising a soft magnetic alloy ribbon core
ALPS ELECTRIC CO LTD23 citations93
US6591479B2Jul 15, 2003
Production method for a spin-valve type magnetoresistive element
ALPS ELECTRIC CO LTD27 citations92
US6351204B1Feb 26, 2002
Thin magnetic element and transformer
ALPS ELECTRIC CO LTD29 citations92
US6191577B1Feb 20, 2001
Magnetic sensor exhibiting large change in resistance at low external magnetic field
ALPS ELECTRIC CO LTD27 citations92
US6172589B1Jan 9, 2001
Hard magnetic alloy having supercooled liquid region, sintered or cast product thereof or stepping motor and speaker using the alloy
ALPS ELECTRIC CO LTD51 citations92
US6171410B1Jan 9, 2001
Hard magnetic alloy, hard magnetic alloy compact, and method for producing the same
ALPS ELECTRIC CO LTD27 citations92
US6140902AOct 31, 2000
Thin magnetic element and transformer
ALPS ELECTRIC CO LTD33 citations92
US6077367AJun 20, 2000
Method of production glassy alloy
ALPS ELECTRIC CO LTD26 citations92
US6074707AJun 13, 2000
Method of producing magnetoresistive element
ALPS ELECTRIC CO LTD30 citations92
US5474624ADec 12, 1995
Method of manufacturing Fe-base soft magnetic alloy
ALPS ELECTRIC CO LTD27 citations92
US5935347AAug 10, 1999
FE-base soft magnetic alloy and laminated magnetic core by using the same
ALPS ELECTRIC CO LTD49 citations91
US5755986AMay 26, 1998
Soft-magnetic dielectric high-frequency composite material and method for making the same
ALPS ELECTRIC CO LTD25 citations91
US5741373AApr 21, 1998
Fe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materials
ALPS ELECTRIC CO LTD24 citations91
US5449419ASep 12, 1995
Fe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materials
ALPS ELECTRIC CO LTD34 citations91
US6387548B1May 14, 2002
Exchange coupling film and magnetoresistance effect type element using this exchange coupling film, and thin film magnetic head using the magnetoresistance effect type element
ALPS ELECTRIC CO LTD44 citations90
US5961745AOct 5, 1999
Fe Based soft magnetic glassy alloy
ALPS ELECTRIC CO LTD37 citations90
US6055135AApr 25, 2000
Exchange coupling thin film and magnetoresistive element comprising the same
ALPS ELECTRIC CO LTD26 citations89
US5833770ANov 10, 1998
High frequency soft magnetic alloy and plane magnetic element, antenna and wave absorber comprising the same
ALPS ELECTRIC CO LTD25 citations89
US5573863ANov 12, 1996
Soft magnetic alloy and plane magnetic element
ALPS ELECTRIC CO LTD30 citations89
US5509975AApr 23, 1996
Soft magnetic bulky alloy and method of manufacturing the same
ALPS ELECTRIC CO LTD31 citations89
US6425961B1Jul 30, 2002
Composite hard magnetic material and method for producing the same
ALPS ELECTRIC CO LTD15 citations84
US6346338B1Feb 12, 2002
Combination magnetoresistive/inductive thin film magnetic head and its manufacturing method
ALPS ELECTRIC CO LTD13 citations82
US6227985B1May 8, 2001
Sinter and casting comprising Fe-based high-hardness glassy alloy
ALPS ELECTRIC CO LTD12 citations82
US5656101AAug 12, 1997
Soft magnetic alloy thin film with nitrogen-based amorphous phase
ALPS ELECTRIC CO LTD16 citations82
US5458702AOct 17, 1995
Alloy powder, dispersion-type conductor using the same
ALPS ELECTRIC CO LTD17 citations81
US6146761ANov 14, 2000
Functional particle-dispersed thin film, granular magnetic thin film and production processes thereof
ALPS ELECTRIC CO LTD16 citations79
US6326092B1Dec 4, 2001
Magnetoresistance device and production method thereof
ALPS ELECTRIC CO LTD9 citations74
US6312530B1Nov 6, 2001
Magnetostrictive material
ALPS ELECTRIC CO LTD14 citations74
US6296681B1Oct 2, 2001
Sinter and casting comprising Fe-based high-hardness glassy alloy
ALPS ELECTRIC CO LTD5 citations74
US6287514B1Sep 11, 2001
Sinter and casting comprising Fe-based high-hardness glassy alloy
ALPS ELECTRIC CO LTD4 citations74
US6235129B1May 22, 2001
Hard magnetic material
ALPS ELECTRIC CO LTD14 citations74
US6210810B1Apr 3, 2001
Magnetoresistance device
ALPS ELECTRIC CO LTD12 citations74
US6150046ANov 21, 2000
Combination magnetoresistive/inductive thin film magnetic head and its manufacturing method
ALPS ELECTRIC CO LTD9 citations74
US6036825AMar 14, 2000
Magnetic film forming method
ALPS ELECTRIC CO LTD7 citations74
US6034450AMar 7, 2000
Stepping motor and method of manufacturing hard magnetic alloy therefor
ALPS ELECTRIC CO LTD9 citations74
US6001193ADec 14, 1999
Hard magnetic alloy compact and method of producing the same
ALPS ELECTRIC CO LTD9 citations74
MAKINO AKIHIRO
2 patentsURATA AKIRI
2 patentsALP ELECTRIC CO LTD
1 patentTOKIN CORP
1 patentShowing the top 50 of 76 patents by PatentIndex Score.