Inventor · disambiguated record
Sangmun Oh
Also filed as: OH SANGMUN
16 granted patents·4 pending applications·341 citations·filing 2008–2025
93Inventor score
Top patents by PatentIndex Score
20 records- 0198US10867625B1Spin transfer torque (STT) device with template layer for Heusler alloy magnetic layersWESTERN DIGITAL TECH INC·Filed 2020·Granted Dec 15, 2020·16 cites·23 claims
- 0298US9337415B1Perpendicular spin transfer torque (STT) memory cell with double MgO interface and CoFeB layer for enhancement of perpendicular magnetic anisotropyHGST Netherlands BV·Filed 2015·Granted May 10, 2016·66 cites·13 claims
- 0397US8537502B1Method and system for providing a magnetic transducer having improved shield-to-shield spacingPARK CHANDO·Filed 2009·Granted Sep 17, 2013·150 cites·12 claims
- 0495US10997993B1Spin-torque oscillator with multilayer seed layer between the write pole and the free layer in a magnetic recording write headWESTERN DIGITAL TECH INC·Filed 2020·Granted May 4, 2021·5 cites·10 claims
- 0595US9177575B1Tunneling magnetoresistive (TMR) read head with reduced gap thicknessHGST Netherlands BV·Filed 2014·Granted Nov 3, 2015·37 cites·20 claims
- 0694US9177573B1Tunneling magnetoresistive (TMR) device with magnesium oxide tunneling barrier layer and free layer having insertion layerHGST Netherlands BV·Filed 2015·Granted Nov 3, 2015·17 cites·20 claims
- 0789US8958180B1Capping materials for magnetic read head sensorHGST Netherlands BV·Filed 2013·Granted Feb 17, 2015·10 cites·18 claims
- 0887US8755152B1Method and system for providing an improved sensor stack for a recording headPARK CHANDO·Filed 2008·Granted Jun 17, 2014·8 cites·33 claims
- 0987US8619394B1Magnetic tunnel junction with barrier cooling for magnetic read headHGST Netherlands BV·Filed 2012·Granted Dec 31, 2013·9 cites·19 claims
- 1086US8427791B2Magnetic tunnel junction having a magnetic insertion layer and methods of producing the sameGAO ZHENG·Filed 2010·Granted Apr 23, 2013·6 cites·21 claims
- 1185US10566015B2Spin transfer torque (STT) device with template layer for heusler alloy magnetic layersWESTERN DIGITAL TECH INC·Filed 2018·Granted Feb 18, 2020·8 cites·20 claims
- 1282US10460752B2Spin-torque oscillator with multilayer seed layer between the write pole and the free layer in a magnetic recording write headWESTERN DIGITAL TECH INC·Filed 2018·Granted Oct 29, 2019·5 cites·27 claims
- 1381US9214168B1Method and system for providing a magnetic transducer having improved shield-to-shield spacingWESTERN DIGITAL FREMONT LLC·Filed 2013·Granted Dec 15, 2015·4 cites·23 claims
- 1475US2025246203A1Tunneling Magnetoresistance Device With Magnetically Soft High Moment Free LayerHEADWAY TECH INC·Filed 2025·Application pending·0 cites
- 1572US12266384B2Tunneling magnetoresistance device with magnetically soft high moment free layerHEADWAY TECH INC·Filed 2023·Granted Apr 1, 2025·0 cites·12 claims
- 1663US11646052B2Spin-torque oscillator with multilayer seed layer between the write pole and the free layer in a magnetic recording write headWESTERN DIGITAL TECH INC·Filed 2021·Granted May 9, 2023·0 cites·20 claims
- 1759US2025364006A1High Unidirectional Anisotropy Constant Amorphous Shield Layer For Shield ApplicationHEADWAY TECH INC·Filed 2024·Application pending·0 cites
- 1850US2025295039A1Tunnel Magneto-Resistive Sensor With Thin Nonmagnetic Material In Free LayerHEADWAY TECH INC·Filed 2024·Application pending·0 cites
- 1945US9940955B2Tunnel magnetoresistance magnetic sensor with scissor sensor and multi-seed layer configurationHGST Netherlands BV·Filed 2015·Granted Apr 10, 2018·0 cites·22 claims
- 2045US2014355152A1Interlayer coupled free layer with out of plane magnetic orientation for magnetic read headHGST Netherlands BV·Filed 2013·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Sangmun Oh files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →