P

Inventor

UMEHARA HIROMICHI

JP25 patents
⚠️ This page may combine multiple inventors who share the name “UMEHARA HIROMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TDK CORP

19 patents
US8000064B2Aug 16, 2011

Thin-film magnetic head for perpendicular magnetic recording and method of making the same

TDK CORP8 citations83
US7848056B2Dec 7, 2010

Thin film magnetic head having thermal expansion layer for suppressing thermal protrusion

TDK CORP9 citations83
US11874346B2Jan 16, 2024

Magnetic sensor

TDK CORP4 citations74
US12000910B2Jun 4, 2024

Sensor including protruding surface

TDK CORP2 citations72
US12399238B2Aug 26, 2025

Magnetic sensor including magnetic detection element disposed on inclined surface

TDK CORP0 citations62
US12282076B2Apr 22, 2025

Sensor

TDK CORP0 citations62
US12235333B2Feb 25, 2025

Magnetic sensor including magnetic detection element including bottom surface facing inclined surface

TDK CORP0 citations62
US12235334B2Feb 25, 2025

Sensor including at least one inclined surface

TDK CORP0 citations62
US12044754B2Jul 23, 2024

Magnetic sensor

TDK CORP1 citations62
US11867779B2Jan 9, 2024

Sensor

TDK CORP0 citations62
US12298364B2May 13, 2025

Sensor having protruding surface

TDK CORP0 citations61
US11971461B2Apr 30, 2024

Sensor having protruding surface

TDK CORP1 citations61
US7796359B2Sep 14, 2010

Magnetic head for perpendicular magnetic recording and method of manufacturing the same, the magnetic head including pole layer and two shields sandwiching the pole layer

TDK CORP3 citations61
US12282077B2Apr 22, 2025

Sensor

TDK CORP0 citations59
US12044753B2Jul 23, 2024

Sensor having at least part of sensor element disposed on inclined surface of protruding portion of support member

TDK CORP0 citations59
US12105163B2Oct 1, 2024

Magnetic sensor

TDK CORP0 citations52
US12498433B2Dec 16, 2025

Sensor

TDK CORP0 citations51
US8908328B2Dec 9, 2014

Perpendicular magnetic write head and magnetic recording device having additional magnetic layer contacting front yoke and shield

TDK CORP0 citations51
US7569332B2Aug 4, 2009

Processing method of thin-film and manufacturing method of thin-film magnetic head

TDK CORP0 citations31

HIRATA KEI

1 patent

UMEHARA HIROMICHI

1 patent

YAMAGUCHI ATSUSHI

1 patent

WATANABE HISAYOSHI

1 patent

SANO MASASHI

1 patent

EDAKARA KENTO

1 patent