P

Inventor

MIYAMURA YOSHINORI

JP26 patents
⚠️ This page may combine multiple inventors who share the name “MIYAMURA YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

25 patents
US5390061AFeb 14, 1995

Multilayer magnetoresistance effect-type magnetic head

HITACHI LTD156 citations99
US6323415B1Nov 27, 2001

Light concentrator photovoltaic module method of manufacturing same and light concentrator photovoltaic system

HITACHI LTD182 citations98
US6294723B2Sep 25, 2001

Photovoltaic device, photovoltaic module and establishing method of photovoltaic system

HITACHI LTD156 citations98
US6687099B2Feb 3, 2004

Magnetic head with conductors formed on endlayers of a multilayer film having magnetic layer coercive force difference

HITACHI LTD33 citations96
US6011674AJan 4, 2000

Magnetoresistance effect multilayer film with ferromagnetic film sublayers of different ferromagnetic material compositions

HITACHI LTD33 citations96
US5766718AJun 16, 1998

Longitudinal magnetic recording medium and apparatus

HITACHI LTD70 citations96
US5726837AMar 10, 1998

Multilayer magnetoresistance effect-type magnetic head

HITACHI LTD43 citations96
US5568331AOct 22, 1996

Method of head positioning and magnetic recording disk drive using the same

HITACHI LTD67 citations96
US5325244AJun 28, 1994

Magnetic recording data storage system

HITACHI LTD55 citations96
US4357616ANov 2, 1982

Recording medium

HITACHI LTD72 citations96
US5372843ADec 13, 1994

Process for producing a magnetic recording medium using a patterned diffusion barrier

HITACHI LTD23 citations93
US5270987ADec 14, 1993

Magneto-optical recording and reproducing method, magneto-optical memory apparatus and magneto-optical recording medium therefor

HITACHI LTD22 citations93
US5093822AMar 3, 1992

High-density magnetic recording and optical reproducing apparatus

HITACHI LTD39 citations93
US6278593B1Aug 21, 2001

Magnetoresistance effect elements and magnetic heads using the tunneling magnetoresistive effect

HITACHI LTD17 citations92
US5411430AMay 2, 1995

Scanning optical device and method for making a hybrid scanning lens used therefor

HITACHI LTD31 citations92
US5330880AJul 19, 1994

Process for producing optical disks

HITACHI LTD35 citations92
US5235591AAug 10, 1993

Stack type optical disc apparatus, sealed and separate type optical head therefor and optical disc medium

HITACHI LTD27 citations92
US5020041AMay 28, 1991

Magneto-optical memory apparatus having a floating magnetic head

HITACHI LTD31 citations92
US6483677B2Nov 19, 2002

Magnetic disk apparatus including magnetic head having multilayered reproducing element using tunneling effect

HITACHI LTD11 citations82
US5736235AApr 7, 1998

Magnetic recording medium having at least two magnetic layers with easy axes oriented in the same direction

HITACHI LTD16 citations74
US4889757ADec 26, 1989

Optical recording disk

HITACHI LTD12 citations74
US4407880AOct 4, 1983

Substrate of member for recording information with light and method of manufacturing the same

HITACHI LTD13 citations74
US4348461ASep 7, 1982

Recording member

HITACHI LTD7 citations74
US5814400ASep 29, 1998

Magneto-optical recording medium and method

HITACHI LTD10 citations73
US5179546AJan 12, 1993

Magneto-optical disk and process for manufacturing the same

HITACHI LTD5 citations63

HITACHI GLOBAL STORAGE TECH

1 patent