Inventor
SUN JIJUN
US49 patents
⚠️ This page may combine multiple inventors who share the name “SUN JIJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EVERSPIN TECHNOLOGIES INC
37 patentsUS9419208B2Aug 16, 2016
Magnetoresistive memory element and method of fabricating same
EVERSPIN TECHNOLOGIES INC76 citations99
US9553258B2Jan 24, 2017
Magnetoresistive memory element and method of fabricating same
EVERSPIN TECHNOLOGIES INC16 citations92
US9159906B2Oct 13, 2015
Spin-torque magnetoresistive memory element and method of fabricating same
EVERSPIN TECHNOLOGIES INC18 citations92
US7572645B2Aug 11, 2009
Magnetic tunnel junction structure and method
EVERSPIN TECHNOLOGIES INC47 citations92
US10483320B2Nov 19, 2019
Magnetoresistive stack with seed region and method of manufacturing the same
EVERSPIN TECHNOLOGIES INC6 citations84
US10347828B2Jul 9, 2019
Magnetoresistive stack and method of fabricating same
EVERSPIN TECHNOLOGIES INC3 citations84
US10199574B2Feb 5, 2019
Magnetoresistive stack and method of fabricating same
EVERSPIN TECHNOLOGIES INC4 citations84
US9947865B2Apr 17, 2018
Magnetoresistive stack and method of fabricating same
EVERSPIN TECHNOLOGIES INC5 citations84
US9640753B2May 2, 2017
Magnetic field sensor
EVERSPIN TECHNOLOGIES INC8 citations84
US8647891B2Feb 11, 2014
Two-axis magnetic field sensor having reduced compensation angle for zero offset
EVERSPIN TECHNOLOGIES INC9 citations84
US7684161B2Mar 23, 2010
Methods and apparatus for a synthetic anti-ferromagnet structure with reduced temperature dependence
EVERSPIN TECHNOLOGIES INC15 citations84
US7635654B2Dec 22, 2009
Magnetic tunnel junction device with improved barrier layer
EVERSPIN TECHNOLOGIES INC8 citations84
US10483460B2Nov 19, 2019
Method of manufacturing a magnetoresistive stack/ structure using plurality of encapsulation layers
EVERSPIN TECHNOLOGIES INC12 citations83
US9281168B2Mar 8, 2016
Reducing switching variation in magnetoresistive devices
EVERSPIN TECHNOLOGIES INC13 citations81
US11637235B2Apr 25, 2023
In-plane spin orbit torque magnetoresistive stack/structure and methods therefor
EVERSPIN TECHNOLOGIES INC2 citations73
US11088318B2Aug 10, 2021
Spin orbit torque magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC2 citations73
US10692926B2Jun 23, 2020
Magnetoresistive stack with seed region and method of manufacturing the same
EVERSPIN TECHNOLOGIES INC2 citations73
US10622554B2Apr 14, 2020
Magnetoresistive stack and method of fabricating same
EVERSPIN TECHNOLOGIES INC1 citations73
US11488647B2Nov 1, 2022
Stacked magnetoresistive structures and methods therefor
EVERSPIN TECHNOLOGIES INC4 citations69
US12089418B2Sep 10, 2024
Magnetoresistive stack with seed region and method of manufacturing the same
EVERSPIN TECHNOLOGIES INC0 citations63
US11690229B2Jun 27, 2023
Magnetoresistive stack with seed region and method of manufacturing the same
EVERSPIN TECHNOLOGIES INC0 citations63
US10910434B2Feb 2, 2021
Magnetoresistive stack with seed region and method of manufacturing the same
EVERSPIN TECHNOLOGIES INC0 citations63
US12563974B2Feb 24, 2026
Magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations62
USRE50331EMar 4, 2025
Magnetoresistive stack and method of fabricating same
EVERSPIN TECHNOLOGIES INC0 citations62
US12167702B2Dec 10, 2024
Magnetoresistive stack/structure and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations62
US12022741B2Jun 25, 2024
Magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations62
US11758823B2Sep 12, 2023
Magnetoresistive stacks and methods therefor
EVERSPIN TECHNOLOGIES INC1 citations62
US10886331B2Jan 5, 2021
Magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations62
US11114608B2Sep 7, 2021
Combined spin-orbit torque and spin-transfer torque switching for magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations60
US11937436B2Mar 19, 2024
Magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations57
US12137616B2Nov 5, 2024
Magnetoresistive stack/structure and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations52
US12052927B2Jul 30, 2024
Magnetoresistive stack device fabrication methods
EVERSPIN TECHNOLOGIES INC0 citations52
US12052928B2Jul 30, 2024
Magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations52
US11004899B2May 11, 2021
Magnetoresistive devices and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations52
US10811597B2Oct 20, 2020
Magnetoresistive stack/structure and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations52
US10516103B1Dec 24, 2019
Magnetoresistive stack and method of fabricating same
EVERSPIN TECHNOLOGIES INC0 citations52
US10475986B1Nov 12, 2019
Magnetoresistive stacks and methods therefor
EVERSPIN TECHNOLOGIES INC0 citations52
FREESCALE SEMICONDUCTOR INC
6 patentsUS6818961B1Nov 16, 2004
Oblique deposition to induce magnetic anisotropy for MRAM cells
FREESCALE SEMICONDUCTOR INC78 citations98
US6946697B2Sep 20, 2005
Synthetic antiferromagnet structures for use in MTJs in MRAM technology
FREESCALE SEMICONDUCTOR INC44 citations96
US6801415B2Oct 5, 2004
Nanocrystalline layers for improved MRAM tunnel junctions
FREESCALE SEMICONDUCTOR INC60 citations96
US7129098B2Oct 31, 2006
Reduced power magnetoresistive random access memory elements
FREESCALE SEMICONDUCTOR INC25 citations92
US7226796B2Jun 5, 2007
Synthetic antiferromagnet structures for use in MTJs in MRAM technology
FREESCALE SEMICONDUCTOR INC12 citations84
US7329935B2Feb 12, 2008
Low power magnetoresistive random access memory elements
FREESCALE SEMICONDUCTOR INC4 citations63
TDK CORP
2 patentsUS6574079B2Jun 3, 2003
Magnetic tunnel junction device and method including a tunneling barrier layer formed by oxidations of metallic alloys
TDK CORP57 citations96
US6710987B2Mar 23, 2004
Magnetic tunnel junction read head devices having a tunneling barrier formed by multi-layer, multi-oxidation processes
TDK CORP43 citations93