Inventor
IWASAKI HITOSHI
JP245 patents
⚠️ This page may combine multiple inventors who share the name “IWASAKI HITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
41 patentsUS7957098B2Jun 7, 2011
Magnetic recording head and magnetic recording apparatus
TOSHIBA KK128 citations99
US6937446B2Aug 30, 2005
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system
TOSHIBA KK124 citations99
US6338899B1Jan 15, 2002
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system
TOSHIBA KK249 citations99
US6313973B1Nov 6, 2001
Laminated magnetorestrictive element of an exchange coupling film, an antiferromagnetic film and a ferromagnetic film and a magnetic disk drive using same
TOSHIBA KK140 citations99
US6303218B1Oct 16, 2001
Multi-layered thin-film functional device and magnetoresistance effect element
TOSHIBA KK156 citations99
US5549978AAug 27, 1996
Magnetoresistance effect element
TOSHIBA KK200 citations99
US10186284B2Jan 22, 2019
Magnetic head and magnetic recording and reproducing device
TOSHIBA KK82 citations98
US8048492B2Nov 1, 2011
Magnetoresistive effect element and manufacturing method thereof
TOSHIBA KK59 citations98
US7791829B2Sep 7, 2010
Apparatus for assisting write operation using high frequency magnetic field in disk drive
TOSHIBA KK65 citations98
US7504898B2Mar 17, 2009
High-frequency oscillator with a stacked film including a magnetization pinned layer
TOSHIBA KK52 citations98
US7046489B2May 16, 2006
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system
TOSHIBA KK63 citations98
US6853520B2Feb 8, 2005
Magnetoresistance effect element
TOSHIBA KK67 citations98
US6784509B2Aug 31, 2004
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus
TOSHIBA KK76 citations98
US6348274B1Feb 19, 2002
Magnetoresistive element and magnetic recording apparatus
TOSHIBA KK107 citations98
US6118624ASep 12, 2000
Magneto-resistance effect element having a magnetic biasing film
TOSHIBA KK94 citations98
US5949622ASep 7, 1999
Magnetoresistance effect element
TOSHIBA KK100 citations98
US5304975AApr 19, 1994
Magnetoresistance effect element and magnetoresistance effect sensor
TOSHIBA KK117 citations97
US7514117B2Apr 7, 2009
Method and apparatus for manufacturing magnetoresistive element
TOSHIBA KK45 citations96
US7379278B2May 27, 2008
Magnetoresistance effect element, having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance
TOSHIBA KK34 citations96
US7301733B1Nov 27, 2007
Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memory
TOSHIBA KK54 citations96
US7223485B2May 29, 2007
Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatus
TOSHIBA KK55 citations96
US7072153B2Jul 4, 2006
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance
TOSHIBA KK35 citations96
US7008702B2Mar 7, 2006
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system
TOSHIBA KK38 citations96
US6905780B2Jun 14, 2005
Current-perpendicular-to-plane-type magnetoresistive device, and magnetic head and magnetic recording-reproducing apparatus using the same
TOSHIBA KK66 citations96
US6495275B2Dec 17, 2002
Multi-layered thin-film functional device and magnetoresistance effect element
TOSHIBA KK68 citations96
US6159593ADec 12, 2000
Magnetoresistance effect element
TOSHIBA KK39 citations96
US6157525ADec 5, 2000
Magnetic head
TOSHIBA KK48 citations96
US6146776ANov 14, 2000
Magneto-resistance effect head
TOSHIBA KK67 citations96
US6111729AAug 29, 2000
Magnetoresistance effect element
TOSHIBA KK62 citations96
US6064552AMay 16, 2000
Magnetoresistive 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 electrode
TOSHIBA KK80 citations96
US6046891AApr 4, 2000
Thin film head
TOSHIBA KK43 citations96
US5905611AMay 18, 1999
Thin film magnetic head responsive to spin-dependent scattering
TOSHIBA KK66 citations96
US5780176AJul 14, 1998
Magnetoresistance effect element
TOSHIBA KK74 citations96
US5768066AJun 16, 1998
Magnetoresistive head having an antiferromagnetic layer interposed between first and second magnetoresistive elements
TOSHIBA KK58 citations96
US5738946AApr 14, 1998
Magnetoresistance effect element
TOSHIBA KK39 citations96
US5725963AMar 10, 1998
Magnetoresistance effect element
TOSHIBA KK40 citations96
US5688605ANov 18, 1997
Magnetoresistance effect element
TOSHIBA KK33 citations96
US5652054AJul 29, 1997
Magnetic recording media having a magnetic thin film made of magnetic metals grains and nonmagnetic matrix
TOSHIBA KK56 citations96
US5576915ANov 19, 1996
Magnetoresistive head with antiferromagnetic sublayers interposed between first and second spin-valve units to exchange bias inner magnetic films thereof
TOSHIBA KK75 citations96
US5416353AMay 16, 1995
Netoresistance effect element
TOSHIBA KK90 citations96
US5329413AJul 12, 1994
Magnetoresistance sensor magnetically coupled with high-coercive force film at two end regions
TOSHIBA KK55 citations96
YAMADA KENICHIRO
2 patentsIWASAKI HITOSHI
1 patentFUNAYAMA TOMOMI
1 patentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
1 patentMITSUBISHI RAYON CO
1 patentTAKASHITA MASAHIRO
1 patentZHANG KUNLIANG
1 patentTAKAGISHI MASAYUKI
1 patentShowing the top 50 of 245 patents by PatentIndex Score.