P

Inventor

CHEN WENYU

US59 patents
⚠️ This page may combine multiple inventors who share the name “CHEN WENYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEADWAY TECH INC

39 patents
US10325618B1Jun 18, 2019

Perpendicular magnetic recording (PMR) writer with one or more spin flipping elements in the gap

HEADWAY TECH INC127 citations98
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
US10580441B1Mar 3, 2020

Magnetic recording assisted by two spin hall effect (SHE) layers in the write gap

HEADWAY TECH INC26 citations94
US10522174B1Dec 31, 2019

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

HEADWAY TECH INC22 citations94
US9966091B2May 8, 2018

MgO based perpendicular spin polarizer in microwave assisted magnetic recording (MAMR) applications

HEADWAY TECH INC34 citations94
US11380355B2Jul 5, 2022

Adaptive bias control for magnetic recording head

HEADWAY TECH INC7 citations86
US11205447B2Dec 21, 2021

Reader noise reduction using spin hall effects

HEADWAY TECH INC10 citations86
US10770104B1Sep 8, 2020

Alternative designs for magnetic recording assisted by a single spin hall effect (SHE) layer in the write gap

HEADWAY TECH INC13 citations86
US10714132B1Jul 14, 2020

Magnetic flux guiding devices all around main pole design without leading shield and side shields in assisted writing applications

HEADWAY TECH INC19 citations86
US10714127B1Jul 14, 2020

Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applications

HEADWAY TECH INC16 citations86
US10714136B1Jul 14, 2020

Alternative designs for magnetic recording assisted by two spin hall effect (SHE) layers in the write gap

HEADWAY TECH INC11 citations86
US10559318B1Feb 11, 2020

Magnetic recording assisted by a single spin hall effect (SHE) layer in the write gap

HEADWAY TECH INC17 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
US10283148B1May 7, 2019

Magnetic reader sensor with shield-to-shield spacing improvement and better free layer-to-shield spacing control

HEADWAY TECH INC5 citations84
US10157634B2Dec 18, 2018

Magnetic reader sensor with shield spacing improvement and better pin flip robustness

HEADWAY TECH INC6 citations84
US9799357B1Oct 24, 2017

Magnetic reader sensor with shield spacing improvement and better pin flop robustness

HEADWAY TECH INC14 citations83
US9437225B2Sep 6, 2016

Reader designs of shield to shield spacing improvement

HEADWAY TECH INC17 citations83
US12094497B1Sep 17, 2024

Optimizing a current distribution in write heads for efficient energy-assisted magnetic recording

HEADWAY TECH INC3 citations74
US11295768B1Apr 5, 2022

Writer with laterally graded spin layer MsT

HEADWAY TECH INC3 citations73
US11056136B2Jul 6, 2021

Third alternative design for magnetic recording assisted by one or two spin hall effect (SHE) layers in the write gap

HEADWAY TECH INC2 citations73
US11011193B1May 18, 2021

Dual flux change layer (FCL) assisted magnetic recording

HEADWAY TECH INC4 citations73
US12211525B2Jan 28, 2025

Reader noise reduction using spin hall effects

HEADWAY TECH INC0 citations63
US11804242B2Oct 31, 2023

Reader noise reduction using spin hall effects

HEADWAY TECH INC0 citations63
US11587582B2Feb 21, 2023

Reader noise reduction using spin hall effects

HEADWAY TECH INC0 citations63
US11017806B2May 25, 2021

Alternative designs for magnetic recording assisted by a single Spin Hall Effect (SHE) layer in the write gap

HEADWAY TECH INC1 citations63
US10950262B2Mar 16, 2021

Magnetic reader sensor with shield-to-shield spacing improvement and better free layer-to-shield spacing control

HEADWAY TECH INC0 citations63
US10832707B1Nov 10, 2020

Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applications

HEADWAY TECH INC1 citations63
US10714130B2Jul 14, 2020

Magnetic reader sensor with shield-to-shield spacing improvement and better free layer-to-shield spacing control

HEADWAY TECH INC1 citations63
US12525255B2Jan 13, 2026

Optimizing a current distribution in write heads for efficient energy-assisted magnetic recording

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
US12597436B2Apr 7, 2026

Pre-assisting microwave-assisted magnetic recording with spin-torque nano-oscillators

HEADWAY TECH INC0 citations61
US12512120B2Dec 30, 2025

Spin-orbit torque assisted magnetic write head structure for perpendicular magnetic recording

HEADWAY TECH INC0 citations61
US12469518B1Nov 11, 2025

Recessed write gap material for enhanced bias current injection and maximizing aerial density capacity in perpendicular magnetic recording

HEADWAY TECH INC0 citations61
US10354707B2Jul 16, 2019

Composite seed layer

HEADWAY TECH INC0 citations52

HEADWAY TECHNOLOGIES INC

4 patents

CHEN WENYU

2 patents

ZHOU YUCHEN

1 patent

SASAKI YOSHITAKA

1 patent

SHENZHEN YTC ELECTRONIC CO LTD

1 patent

Grutzik Joseph John

1 patent

SHENZHEN YUCHANGTAI ELECTRONIC CO LTD

1 patent

Showing the top 50 of 59 patents by PatentIndex Score.