P

Inventor

KAWASAKI SHOHEI

JP18 patents
⚠️ This page may combine multiple inventors who share the name “KAWASAKI SHOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEADWAY TECH INC

14 patents
US11568891B1Jan 31, 2023

Magnetic flux guiding device with spin torque oscillator (STO) film having negative spin polarization layers in assisted writing application

HEADWAY TECH INC18 citations94
US10937450B1Mar 2, 2021

Magnetic flux guiding device with spin torque oscillator (STO) film having one or more negative spin polarization layers in assisted writing application

HEADWAY TECH INC23 citations94
US10522174B1Dec 31, 2019

Magnetic flux guiding device with antiferromagnetically coupled (AFC) spin polarizer in assisted writing application

HEADWAY TECH INC22 citations94
US11380355B2Jul 5, 2022

Adaptive bias control for magnetic recording head

HEADWAY TECH INC7 citations86
US10490216B1Nov 26, 2019

Magnetic flux guiding device with antiferromagnetically coupled (AFC) oscillator in assisted writing application

HEADWAY TECH INC13 citations84
US10424326B1Sep 24, 2019

Magnetic flux guiding device with antiferromagnetically coupled (AFC) spin polarizer in assisted writing application

HEADWAY TECH INC10 citations84
US11295768B1Apr 5, 2022

Writer with laterally graded spin layer MsT

HEADWAY TECH INC3 citations73
US11011193B1May 18, 2021

Dual flux change layer (FCL) assisted magnetic recording

HEADWAY TECH INC4 citations73
US12266384B2Apr 1, 2025

Tunneling magnetoresistance device with magnetically soft high moment free layer

HEADWAY TECH INC0 citations62
US12211526B2Jan 28, 2025

Adaptive bias control for magnetic recording head

HEADWAY TECH INC0 citations62
US12068008B2Aug 20, 2024

Magnetic flux guiding device with spin torque oscillator (STO) film having negative spin polarization layers in assisted writing application

HEADWAY TECH INC0 citations62
US11887635B2Jan 30, 2024

Adaptive bias control for magnetic recording head

HEADWAY TECH INC0 citations62
US11545175B2Jan 3, 2023

Writer with laterally graded spin layer MsT

HEADWAY TECH INC0 citations62
US12451156B2Oct 21, 2025

Dual-spin torque oscillator designs in microwave assisted magnetic recording

HEADWAY TECH INC0 citations51

TDK CORP

3 patents

DEGAWA NAOMICHI

1 patent