P

Inventor

HAYAKAWA JUN

JP56 patents
⚠️ This page may combine multiple inventors who share the name “HAYAKAWA JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

24 patents
US6842368B2Jan 11, 2005

High output nonvolatile magnetic memory

HITACHI LTD94 citations99
US6754100B1Jun 22, 2004

High output nonvolatile magnetic memory

HITACHI LTD52 citations96
US7280322B2Oct 9, 2007

Magnetic sensor and magnetic head with the magnetic sensor

HITACHI LTD34 citations93
US7203090B2Apr 10, 2007

High output nonvolatile magnetic memory

HITACHI LTD13 citations93
US7110284B2Sep 19, 2006

Magnetic nonvolatile memory cell and magnetic random access memory using the same

HITACHI LTD45 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
US7872906B2Jan 18, 2011

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

HITACHI LTD7 citations84
US7755932B2Jul 13, 2010

Spin torque magnetic memory and offset magnetic field correcting method thereof

HITACHI LTD12 citations84
US6934133B2Aug 23, 2005

Three terminal magnetic head having a magnetic semiconductor and a tunnel magnetoresistive film and magnetic recording apparatus including the head

HITACHI LTD18 citations84
US7102923B2Sep 5, 2006

High output nonvolatile magnetic memory

HITACHI LTD6 citations74
US6917499B2Jul 12, 2005

Magnetoresistive magnetic sensor and magnetic storage apparatus

HITACHI LTD6 citations74
US6906368B2Jun 14, 2005

Magnetic recording medium and magnetic memory apparatus

HITACHI LTD9 citations74
US6826023B2Nov 30, 2004

Ferromagnetic tunnel magnetoresistive devices and magnetic head

HITACHI LTD6 citations74
US6657830B2Dec 2, 2003

Magnetoresistive magnetic sensor with tunnel effect and magnetic storage apparatus

HITACHI LTD11 citations74
US7894244B2Feb 22, 2011

Tunnel magnetic resistance device, and magnetic memory cell and magnetic random access memory using the same

HITACHI LTD2 citations63
US7838953B2Nov 23, 2010

Magnetic memory cell and magnetic random access memory

HITACHI LTD2 citations63
US7759750B2Jul 20, 2010

Magnetic memory cell and random access memory

HITACHI LTD4 citations63
US7468542B2Dec 23, 2008

Magnetoresistive device and nonvolatile magnetic memory equipped with the same

HITACHI LTD5 citations63
US7247510B2Jul 24, 2007

Magnetic recording medium and magnetic memory apparatus

HITACHI LTD3 citations63
US12434964B2Oct 7, 2025

Hydrogen production apparatus

HITACHI LTD0 citations60
US7348589B2Mar 25, 2008

Low power consumption magnetic memory and magnetic information recording device

HITACHI LTD0 citations52
US10043963B2Aug 7, 2018

Thermoelectric conversion element and thermoelectric conversion module

HITACHI LTD0 citations49
US9559280B2Jan 31, 2017

Thermoelectric conversion device

HITACHI LTD0 citations48

HITACHI GLOBAL STORAGE TECH

5 patents

TORAY INDUSTRIES

3 patents

HAYAKAWA JUN

3 patents

INOUE JAPAX RES

2 patents

TOYOTA MOTOR CO LTD

2 patents

SODICK CO LTD

2 patents

HONDA MOTOR CO LTD

2 patents

SUMITOMO ELECTRIC INDUSTRIES

2 patents

OHSUMI KEN

1 patent

OHNO HIDEO

1 patent

FINE DEVICE CO LTD

1 patent

ITO KENCHI

1 patent

HITACHI HIGH TECH CORP

1 patent

Showing the top 50 of 56 patents by PatentIndex Score.