P

Inventor

TAKAHASHI HIROMASA

JP111 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI HIROMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

19 patents
US6791792B2Sep 14, 2004

Magnetic field sensor utilizing anomalous hall effect magnetic film

HITACHI LTD63 citations96
US6393561B1May 21, 2002

Disk drive computer with programmable nonvolatile memory capable of rewriting a control program of the disk drive

HITACHI LTD74 citations94
US7596014B2Sep 29, 2009

Semiconductor device

HITACHI LTD20 citations93
US7280322B2Oct 9, 2007

Magnetic sensor and magnetic head with the magnetic sensor

HITACHI LTD34 citations93
US7253995B2Aug 7, 2007

Magnetic head and magnetic recording/reproducing device

HITACHI LTD29 citations93
US7209328B2Apr 24, 2007

Magnetic read head and hard disk drive

HITACHI LTD28 citations93
US6937434B2Aug 30, 2005

Magnetic field sensor utilizing anomalous hall effect magnetic film

HITACHI LTD26 citations93
US6917088B2Jul 12, 2005

Magneto-resistive devices

HITACHI LTD51 citations93
US6876523B2Apr 5, 2005

Magnetic head, and the magnetic read-write devices, and the magnetic memory with magnetic sensors

HITACHI LTD20 citations93
US6870718B2Mar 22, 2005

Magnetoresistive sensor including magnetic domain control layers having high electric resistivity

HITACHI LTD15 citations92
US6456466B1Sep 24, 2002

Magnetic head with shield layer having discontinuous multi-layer or mixed layer and magnetic recording apparatus utilizing the magnetic head

HITACHI LTD29 citations92
US7969692B2Jun 28, 2011

Magnetic reading head with first and second element units each including a ferromagnetic layer and each with a different spin-polarization

HITACHI LTD15 citations84
US7872906B2Jan 18, 2011

Unidirectional-current magnetization-reversal magnetoresistance element and magnetic recording apparatus

HITACHI LTD7 citations84
US7443718B2Oct 28, 2008

Magnetic memory device

HITACHI LTD18 citations84
US7068452B2Jun 27, 2006

Method for recording magnetic information and magnetic recording system

HITACHI LTD15 citations84
US10338046B2Jul 2, 2019

Artificial olfactory sensing system

HITACHI LTD13 citations83
US7593253B2Sep 22, 2009

Semiconductor device

HITACHI LTD7 citations74
US6693774B2Feb 17, 2004

Magnetoresistive sensor and magnetic storage apparatus

HITACHI LTD11 citations74
US6643105B2Nov 4, 2003

Magnetic head having magnetic shield layers

HITACHI LTD9 citations73

FUJITSU LTD

8 patents

HITACHI CONSTRUCTION MACH CO

8 patents

TOSHIBA KK

4 patents

YAMADA MASAKI

2 patents

RENESAS ELECTRONICS CORP

2 patents

HITACHI GLOBAL STORAGE TECH

1 patent

GE YI

1 patent

SUGANO RYOKO

1 patent

HAYAKAWA JUN

1 patent

HITACHI ULSI SYS CO LTD

1 patent

BROTHER IND LTD

1 patent

MURATA MANUFACTURING CO

1 patent

Showing the top 50 of 111 patents by PatentIndex Score.