P

Inventor

KURIYAMA TOSHIHIRO

JP54 patents
⚠️ This page may combine multiple inventors who share the name “KURIYAMA TOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALPS ELECTRIC CO LTD

27 patents
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
US4700250AOct 13, 1987

Structure for fixing floating type magnetic head to gimbal spring

ALPS ELECTRIC CO LTD86 citations96
US6764778B2Jul 20, 2004

Thin film magnetic element with accurately controllable track width and method of manufacturing the same

ALPS ELECTRIC CO LTD30 citations93
US6201465B1Mar 13, 2001

Magnetoresistive sensor and its manufacturing method

ALPS ELECTRIC CO LTD21 citations93
US6178071B1Jan 23, 2001

Spin-valve type thin film element and its manufacturing method

ALPS ELECTRIC CO LTD21 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
US5592082AJan 7, 1997

Magnetic sensor with permanent magnet bias layers

ALPS ELECTRIC CO LTD40 citations93
US6751054B2Jun 15, 2004

Thin-film magnetic head for perpendicular magnetic recording having main magnetic pole layer on flat surface

ALPS ELECTRIC CO LTD19 citations84
US6466403B1Oct 15, 2002

Thin film magnetic head having very narrow track width and manufacturing method for the same

ALPS ELECTRIC CO LTD16 citations84
US6112402ASep 5, 2000

Method for manufacturing magnetoresistive sensor

ALPS ELECTRIC CO LTD14 citations82
US4742412AMay 3, 1988

Magnetic head having dual asymmetric gaps

ALPS ELECTRIC CO LTD20 citations82
US6965495B2Nov 15, 2005

Thin film magnetic head and method of manufacturing the same

ALPS ELECTRIC CO LTD8 citations74
US6307722B1Oct 23, 2001

Thin-film magnetic head and production method thereof

ALPS ELECTRIC CO LTD7 citations74
US6198378B1Mar 6, 2001

Magnetoresisitive sensor and manufacturing method therefor

ALPS ELECTRIC CO LTD8 citations74
US6150045ANov 21, 2000

Spin-valve type magnetoresistive thin film element and its manufacturing method

ALPS ELECTRIC CO LTD14 citations74
US5694275ADec 2, 1997

Magnetoresistive magnetic head

ALPS ELECTRIC CO LTD9 citations74
US5237475AAug 17, 1993

Magnetic head for photo-magnetic recording

ALPS ELECTRIC CO LTD19 citations74
US4768118AAug 30, 1988

Floating-type magnetic head

ALPS ELECTRIC CO LTD17 citations74
US5027238AJun 25, 1991

Floating type magnetic head with flexure cutout

ALPS ELECTRIC CO LTD16 citations73
USRE37992EFeb 18, 2003

Magnetoresistive head using exchange anisotropic magnetic field with an antiferromagnetic layer

ALPS ELECTRIC CO LTD1 citations63
US6350487B1Feb 26, 2002

Spin-valve type thin film element and its manufacturing method

ALPS ELECTRIC CO LTD6 citations63
US4796133AJan 3, 1989

Floating magnetic head

ALPS ELECTRIC CO LTD6 citations63
US4618902AOct 21, 1986

Magnetic head with clamping erase back core

ALPS ELECTRIC CO LTD2 citations63
USRE37819EAug 13, 2002

Manufacturing method for magnetoresistive head having an antiferromagnetic layer of PTMN

ALPS ELECTRIC CO LTD0 citations52

PANASONIC CORP

11 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

7 patents

MATSUSHITA ELECTRONICS CORP

3 patents

ALPS ELECTRONIC CO LTD

1 patent

KURIYAMA TOSHIHIRO

1 patent

Showing the top 50 of 54 patents by PatentIndex Score.