Inventor
SAITO MASAMICHI
JP178 patents
⚠️ This page may combine multiple inventors who share the name “SAITO MASAMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALPS ELECTRIC CO LTD
37 patentsUS6153062ANov 28, 2000
Magnetoresistive sensor and head
ALPS ELECTRIC CO LTD241 citations99
US5869963AFeb 9, 1999
Magnetoresistive sensor and head
ALPS ELECTRIC CO LTD102 citations98
US6295186B1Sep 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
US5959810ASep 28, 1999
Spin-valve magnetoresistive element with biasing layer
ALPS ELECTRIC CO LTD66 citations96
US5784225AJul 21, 1998
Manufacturing method for magnetoresistive head having an antiferromagnetic layer of PTMN
ALPS ELECTRIC CO LTD68 citations96
US5768067AJun 16, 1998
Magnetoresistive head using exchange anisotropic magnetic field with an antiferromagnetic layer
ALPS ELECTRIC CO LTD55 citations96
US7336453B2Feb 26, 2008
Magnetic sensing element including pinned layer and/or free layer composed of [110] crystal planes-oriented Heusler alloy
ALPS ELECTRIC CO LTD33 citations93
US7229706B2Jun 12, 2007
Magnetic detecting element having pinned magnetic layers disposed on both sides of free magnetic layer
ALPS ELECTRIC CO LTD21 citations93
US7220499B2May 22, 2007
CPP giant magnetoresistive head having antiferromagnetic film disposed in rear of element
ALPS ELECTRIC CO LTD51 citations93
US7126797B2Oct 24, 2006
Spin valve magnetoresistive element having pinned magnetic layer composed of epitaxial laminated film having magnetic sublayers and nanomagnetic interlayer
ALPS ELECTRIC CO LTD23 citations93
US7106559B2Sep 12, 2006
Exchange coupling film and magnetoresistive element using the same
ALPS ELECTRIC CO LTD12 citations93
US7023670B2Apr 4, 2006
Magnetic sensing element with in-stack biasing using ferromagnetic sublayers
ALPS ELECTRIC CO LTD31 citations93
US6893740B2May 17, 2005
CPP type magnetoresistive sensor including pinned magnetic layer provided with hard magnetic region
ALPS ELECTRIC CO LTD20 citations93
US6765768B2Jul 20, 2004
Thin-film magnetic head having ensured insulation between shield and magnetic detecting element
ALPS ELECTRIC CO LTD29 citations93
US6764778B2Jul 20, 2004
Thin film magnetic element with accurately controllable track width and method of manufacturing the same
ALPS ELECTRIC CO LTD30 citations93
US6678128B2Jan 13, 2004
Exchange coupling film and electroresistive sensor using the same
ALPS ELECTRIC CO LTD20 citations93
US6608739B1Aug 19, 2003
Spin valve thin film magnetic element having first and second free magnetic layers having antiparallel magnetization directions
ALPS ELECTRIC CO LTD29 citations93
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
US6424506B1Jul 23, 2002
Spin-valve magnetoresistive thin film element
ALPS ELECTRIC CO LTD25 citations93
US6352621B1Mar 5, 2002
Method of manufacturing film laminate having exchange anisotropic magnetic field
ALPS ELECTRIC CO LTD16 citations93
US6301089B1Oct 9, 2001
Spin-valve type magnetoresistive thin film element comprising free magnetic layer having nife alloy layer
ALPS ELECTRIC CO LTD33 citations93
US6210818B1Apr 3, 2001
Magnetoresistive element
ALPS ELECTRIC CO LTD42 citations93
US6201465B1Mar 13, 2001
Magnetoresistive sensor and its manufacturing method
ALPS ELECTRIC CO LTD21 citations93
US6128167AOct 3, 2000
Spin-valve magnetoresistive element
ALPS ELECTRIC CO LTD25 citations93
US6122151ASep 19, 2000
Spin-valve magnetoresistive element
ALPS ELECTRIC CO LTD21 citations93
US6094328AJul 25, 2000
Thin-film magnetic head with antiferromagnetic layer and hard magnetic layers arranged to bias a magnetoresistive device
ALPS ELECTRIC CO LTD29 citations93
US6018443AJan 25, 2000
Thin film magnetic head having hard films for magnetizing a shield layer in a single domain state
ALPS ELECTRIC CO LTD40 citations93
US5992004ANov 30, 1999
Method for producing a thin film magnetic head
ALPS ELECTRIC CO LTD35 citations93
US5972420AOct 26, 1999
Magnetoresistive sensor manufacturing method
ALPS ELECTRIC CO LTD21 citations93
US5923503AJul 13, 1999
Thin-film magnetic head and production method thereof
ALPS ELECTRIC CO LTD21 citations93
US5910344AJun 8, 1999
Method of manufacturing a magnetoresistive sensor
ALPS ELECTRIC CO LTD39 citations93
US5673162ASep 30, 1997
Magnetoresistive head with soft adjacent layer comprising amorphous magnetic material
ALPS ELECTRIC CO LTD23 citations93
US6591479B2Jul 15, 2003
Production method for a spin-valve type magnetoresistive element
ALPS ELECTRIC CO LTD27 citations92
US6157524ADec 5, 2000
Method of manufacturing spin-valve type thin film element having remagnetized bias layer
ALPS ELECTRIC CO LTD24 citations92
US6074707AJun 13, 2000
Method of producing magnetoresistive element
ALPS ELECTRIC CO LTD30 citations92
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
TDK CORP
7 patentsUS7599155B2Oct 6, 2009
Self-pinned CPP giant magnetoresistive head with antiferromagnetic film absent from current path
TDK CORP23 citations93
US7466525B2Dec 16, 2008
Magnetic sensing element including laminated film composed of half-metal and NiFe alloy as free layer
TDK CORP43 citations93
US7365949B2Apr 29, 2008
CPP giant magnetoresistive head including pinned magnetic layer that extends in the height direction
TDK CORP37 citations90
US7933100B2Apr 26, 2011
Tunneling magnetic sensor including free magnetic layer and magnesium protective layer disposed thereon
TDK CORP17 citations84
US7800867B2Sep 21, 2010
CPP GMR head with antiferromagnetic layer disposed at rear of ferrimagnetic pinned layer
TDK CORP15 citations84
US7499249B2Mar 3, 2009
Spin valve-GMR element in which a non-metal laminate layer is provided as a free magnetic layer and method of manufacturing the same
TDK CORP9 citations84
US7480122B2Jan 20, 2009
Magnetic detecting device having free layer or pinned layer formed by lamination of magnetic alloy and Cu layer and method of manufacturing magnetic detecting device
TDK CORP8 citations84
CANON KK
3 patentsUS5986736ANov 16, 1999
Liquid crystal device, image display apparatus and image forming apparatus
CANON KK28 citations92
US5877836AMar 2, 1999
Liquid crystal device and process for production thereof
CANON KK26 citations92
US5518550AMay 21, 1996
Stage apparatus for an exposure apparatus including a contant tension spring for canceling out a gravitational force of a movable stage by a tensile force
CANON KK35 citations91
ALPS ELECTRIC CO INC
1 patentVICTOR COMPANY OF JAPAN
1 patentALPS ELECTRONICS CO LTD
1 patentShowing the top 50 of 178 patents by PatentIndex Score.