| Patent | Date |
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Areal density capability improvement with a main pole skin
Grant 11,437,058 - Song , et al. September 6, 2 | 2022-09-06 |
Magnetic Head With Assisted Magnetic Recording And Method Of Making Thereof
App 20220238135 - BAI; Zhigang ; et al. | 2022-07-28 |
Magnetic Head With Assisted Magnetic Recording And Method Of Making Thereof
App 20220208220 - BAI; Zhigang ; et al. | 2022-06-30 |
Magnetic head with assisted magnetic recording
Grant 11,373,675 - Bai , et al. June 28, 2 | 2022-06-28 |
Energy Assisted Magnetic Recording Head Having Improved Areal Density Capability
App 20220108715 - SONG; Suping ; et al. | 2022-04-07 |
Magnetic recording head with non-magnetic conductive structure
Grant 11,276,422 - Le , et al. March 15, 2 | 2022-03-15 |
Area density capacity improvement with negative anisotropic magnetic material trailing shield notch
Grant 11,264,052 - Song , et al. March 1, 2 | 2022-03-01 |
Energy assisted magnetic recording head having improved areal density capability
Grant 11,227,627 - Song , et al. January 18, 2 | 2022-01-18 |
Spin-orbit torque induced magnetization switching in a magnetic recording head
Grant 11,205,446 - Li , et al. December 21, 2 | 2021-12-21 |
Spin orbital torque based microwave assisted magnetic recording with dual spin hall layers or wrap around spin hall layer
Grant 11,170,804 - Li , et al. November 9, 2 | 2021-11-09 |
Areal Density Capability Improvement With A Main Pole Skin
App 20210280208 - SONG; Suping ; et al. | 2021-09-09 |
Magnetic recording head soft error rate improvement with compact main pole
Grant 11,087,783 - Song , et al. August 10, 2 | 2021-08-10 |
Magnetic Recording Head With Non-Magnetic Conductive Structure
App 20210233559 - LE; Quang ; et al. | 2021-07-29 |
Areal density capability improvement with a main pole skin
Grant 11,049,512 - Song , et al. June 29, 2 | 2021-06-29 |
Magnetic recording head with non-magnetic conductive structure surrounding a main pole and contacting a spin torque oscillator
Grant 11,049,513 - Le , et al. June 29, 2 | 2021-06-29 |
Magnetic head with assisted magnetic recording and method of making thereof
Grant 11,017,801 - Chembrolu , et al. May 25, 2 | 2021-05-25 |
Magnetic head with assisted magnetic recording and method of making thereof
Grant 11,017,802 - Chembrolu , et al. May 25, 2 | 2021-05-25 |
Magnetic recording head with non-magnetic conductive structure
Grant 10,997,988 - Le , et al. May 4, 2 | 2021-05-04 |
Spin orbital torque via spin hall effect based energy assisted magnetic recording
Grant 10,997,991 - Song , et al. May 4, 2 | 2021-05-04 |
Magnetic Head With Assisted Magnetic Recording And Method Of Making Thereof
App 20210125631 - BAI; Zhigang ; et al. | 2021-04-29 |
Magnetic recording devices and methods using a write-field-enhancement structure and bias current with offset pulses
Grant 10,957,346 - De Albuquerque , et al. March 23, 2 | 2021-03-23 |
Magnetic recording write head with selected write gap current direction for minimization of cross-track interference
Grant 10,957,348 - Bai , et al. March 23, 2 | 2021-03-23 |
Spin Orbital Torque Based Microwave Assisted Magnetic Recording With Dual Spin Hall Layers Or Wrap Around Spin Hall Layer
App 20210082458 - LI; Zhanjie ; et al. | 2021-03-18 |
Magnetic Recording Devices Using Virtual Side Shields for Improved Areal Density Capability
App 20210074322 - SONG; Suping ; et al. | 2021-03-11 |
Magnetic head with current assisted magnetic recording and method of making thereof
Grant 10,896,690 - Bai , et al. January 19, 2 | 2021-01-19 |
Magnetic head with current assisted magnetic recording and method of making thereof
Grant 10,891,974 - Chembrolu , et al. January 12, 2 | 2021-01-12 |
Areal density capability improvement with a main pole skin
Grant 10,891,976 - Song , et al. January 12, 2 | 2021-01-12 |
Magnetic head with assisted magnetic recording and method of making thereof
Grant 10,891,975 - Bai , et al. January 12, 2 | 2021-01-12 |
Giant spin-seebeck effect induced magnon transfer torque-assisted MAMR
Grant 10,885,933 - Li , et al. January 5, 2 | 2021-01-05 |
Spin Orbital Torque Based Energy Assisted Magnetic Recording
App 20200411039 - SONG; Suping ; et al. | 2020-12-31 |
Spin orbital torque based microwave assisted magnetic recording with dual spin hall layers or wrap around spin hall layer
Grant 10,867,626 - Li , et al. December 15, 2 | 2020-12-15 |
Magnetic Head With Assisted Magnetic Recording And Method Of Making Thereof
App 20200381012 - CHEMBROLU; Venkatesh ; et al. | 2020-12-03 |
Magnetic recording devices using virtual side shields for improved areal density capability
Grant 10,832,710 - Song , et al. November 10, 2 | 2020-11-10 |
Magnetic Recording Devices And Methods Using A Write-field-enhancement Structure And Bias Current With Offset Pulses
App 20200349967 - DE ALBUQUERQUE; Goncalo Marcos Baiao ; et al. | 2020-11-05 |
Magnetic Recording Write Head With Selected Write Gap Current Direction For Minimization Of Cross-track Interference
App 20200327900 - BAI; Zhigang ; et al. | 2020-10-15 |
Areal Density Capability Improvement With A Main Pole Skin
App 20200327899 - SONG; Suping ; et al. | 2020-10-15 |
Perpendicular magnetic recording write head with heater and heat sink for providing temperature gradient across the main pole
Grant 10,796,717 - Song , et al. October 6, 2 | 2020-10-06 |
Spin orbital torque via spin hall effect based energy assisted magnetic recording
Grant 10,789,977 - Song , et al. September 29, 2 | 2020-09-29 |
Perpendicular magnetic recording write head with heater and heat sink for providing temperature gradient across the main pole
Grant 10,789,975 - Song , et al. September 29, 2 | 2020-09-29 |
Magnetic recording write head with write pole having a tapered trailing end section with negative magnetic anisotropy
Grant 10,762,919 - Song , et al. Sep | 2020-09-01 |
Areal density capability improvement with a main pole skin
Grant 10,734,014 - Song , et al. | 2020-08-04 |
Magnetic recording write head having YIG-heavy metal-YIG in write gap and side gap to maximize spin-orbit-coupling efficiency
Grant 10,734,015 - Song , et al. | 2020-08-04 |
Magnetic recording write head with selected write gap current direction for minimization of cross-track interference
Grant 10,699,734 - Bai , et al. | 2020-06-30 |
Current-assisted magnetic recording write head with improved write gap structure
Grant 10,679,650 - Bai , et al. | 2020-06-09 |
Giant Spin-seebeck Effect Induced Magnon Transfer Torque-assisted Mamr
App 20200176022 - LI; Zhanjie ; et al. | 2020-06-04 |
Spin-orbit torque induced magnetization switching in a magnetic recording head
Grant 10,650,847 - Li , et al. | 2020-05-12 |
Apparatus and method for writing to magnetic media using an AC bias current to enhance the write field
Grant 10,643,642 - De Albuquerque , et al. | 2020-05-05 |
Current-assisted Magnetic Recording Write Head With Improved Write Gap Structure
App 20200005815 - BAI; Zhigang ; et al. | 2020-01-02 |
Spin-orbit Torque Induced Magnetization Switching In A Magnetic Recording Head
App 20190392861 - LI; Zhanjie ; et al. | 2019-12-26 |
Apparatus And Method For Writing To Magnetic Media Using An Ac Bias Current To Enhance The Write Field
App 20190325902 - DE ALBUQUERQUE; Goncalo Marcos Baiao ; et al. | 2019-10-24 |
Spin-orbit Torque Induced Magnetization Switching In A Magnetic Recording Head
App 20190279665 - LI; Zhanjie ; et al. | 2019-09-12 |
Areal Density Capability Improvement With A Main Pole Skin
App 20190279663 - SONG; Suping ; et al. | 2019-09-12 |
Dual spin-orbit torque oscillator in magnetic recording
Grant 10,403,309 - Li , et al. Sep | 2019-09-03 |
Magnetic Recording Write Head With Selected Write Gap Current Direction For Minimization Of Cross-track Interference
App 20190267029 - BAI; Zhigang ; et al. | 2019-08-29 |
Apparatus and method for writing to magnetic media using an AC bias current to enhance the write field
Grant 10,388,305 - De Albuquerque , et al. A | 2019-08-20 |
Dual Spin-orbit Torque Oscillator In Magnetic Recording
App 20190147907 - LI; Zhanjie ; et al. | 2019-05-16 |
Dual spin-orbit torque oscillator in magnetic recording
Grant 10,210,888 - Li , et al. Feb | 2019-02-19 |
Spin-orbit torque based magnetic recording
Grant 10,181,334 - Song , et al. Ja | 2019-01-15 |
Areal density capability improvement with spin-orbit torque based structures surrounding main pole tip
Grant 10,157,632 - Song , et al. Dec | 2018-12-18 |
Spin-orbit torque based magnetic recording
Grant 10,014,012 - Song , et al. July 3, 2 | 2018-07-03 |
Enhanced write pole and return pole for improved areal density
Grant 9,953,675 - Ho , et al. April 24, 2 | 2018-04-24 |
Magnetic write head having recessed trailing shield and trailing return pole
Grant 9,899,049 - Endo , et al. February 20, 2 | 2018-02-20 |
Enhanced Write Pole And Return Pole For Improved Areal Density
App 20180033458 - HO; Kuok San ; et al. | 2018-02-01 |
Method for making a perpendicular magnetic recording write head with write pole having thin side gaps and thicker leading gap
Grant 9,805,747 - Hixson-Goldsmith , et al. October 31, 2 | 2017-10-31 |
Enhanced write pole and return pole for improved areal density
Grant 9,805,753 - Ho , et al. October 31, 2 | 2017-10-31 |
Magnetic Write Head Having Recessed Trailing Shield And Trailing Return Pole
App 20170278531 - Endo; Masayoshi ; et al. | 2017-09-28 |
Enhanced Write Pole And Return Pole For Improved Areal Density
App 20170278532 - Ho; Kuok San ; et al. | 2017-09-28 |
Magnetic scissor sensor with closed-loop side shield
Grant 9,679,591 - Hao , et al. June 13, 2 | 2017-06-13 |
Magnetic Scissor Sensor With Closed-loop Side Shield
App 20170154641 - Hao; Wenqin ; et al. | 2017-06-01 |
Method For Making A Perpendicular Magnetic Recording Write Head With Write Pole Having Thin Side Gaps And Thicker Leading Gap
App 20170053668 - Hixson-Goldsmith; April D. ; et al. | 2017-02-23 |
Scissor type magnetic sensor with high magnetic moment bias structure for reduced signal asymmetry
Grant 9,513,349 - Gill , et al. December 6, 2 | 2016-12-06 |
Tunneling Magnetoresistive (tmr) Sensor With A Soft Bias Layer
App 20160163338 - Ho; Kuok S. ; et al. | 2016-06-09 |
Multiple-input-multiple-output Sensor Designs For Magnetic Applications
App 20160055868 - Gao; Zheng ; et al. | 2016-02-25 |
Scissor reader with side shield decoupled from bias material
Grant 9,230,576 - Gill , et al. January 5, 2 | 2016-01-05 |
Recessed Irmn Reader Sensor Design With High Hk Applied To Both Reference And Pin Layers
App 20150248907 - FREITAG; James Mac ; et al. | 2015-09-03 |
Scissor Type Magnetic Sensor With High Magnetic Moment Bias Structure For Reduced Signal Asymmetry
App 20150221325 - Ho; Kuok S. ; et al. | 2015-08-06 |
PMR writer with patterned shields for adjacent track erasure improvement
Grant 9,082,433 - Tang , et al. July 14, 2 | 2015-07-14 |
Reader sensor having a recessed antiferromagnetic (AFM) pinning layer
Grant 9,007,729 - Ho , et al. April 14, 2 | 2015-04-14 |
High data rate writer design
Grant 8,929,029 - Min , et al. January 6, 2 | 2015-01-06 |
High Data Rate Writer Design
App 20140307348 - Min; Tai ; et al. | 2014-10-16 |
PMR write head with modified main pole shape to minimize adjacent track interference
Grant 8,804,281 - Tang , et al. August 12, 2 | 2014-08-12 |
Shield designs with internal magnetization control for ATE improvement
Grant 8,755,149 - Song , et al. June 17, 2 | 2014-06-17 |
Shield Designs with Internal Magnetization Control for ATE Improvement
App 20140078619 - Song; Suping ; et al. | 2014-03-20 |
Planar plasmon generator with a scalable feature for TAMR
Grant 8,599,656 - Jin , et al. December 3, 2 | 2013-12-03 |
Superior performance head design with minimized ATE and WATE
Grant 8,498,079 - Song , et al. July 30, 2 | 2013-07-30 |
Planar Plasmon Generator with a Scalable Feature for TAMR
App 20130148485 - Jin; Xuhui ; et al. | 2013-06-13 |
Writer design with enhanced writability
Grant 8,456,778 - Min , et al. June 4, 2 | 2013-06-04 |
Writer design with enhanced writability
App 20120295132 - Min; Tai ; et al. | 2012-11-22 |
Pmr Write Head With Assisted Magnetic Layer
App 20120257305 - Tang; Yuhui ; et al. | 2012-10-11 |
PMR write head with assisted magnetic layer
Grant 8,284,516 - Tang , et al. October 9, 2 | 2012-10-09 |
Systems and methods for providing magnetic recording heads adapted for writing shingled tracks
Grant 8,264,798 - Guan , et al. September 11, 2 | 2012-09-11 |
Method and system for providing a magnetic head using a composite magnetic material in the recording transducer
Grant 8,259,410 - Bai , et al. September 4, 2 | 2012-09-04 |
PMR write head with narrow gap for minimal internal flux loss
Grant 8,238,059 - Tang , et al. August 7, 2 | 2012-08-07 |
Magnetic recording head with resistive heating element located near the write coil
Grant 7,729,087 - Stoev , et al. June 1, 2 | 2010-06-01 |
Perpendicular magnetic recording head with dynamic flying height heating element disposed below turns of a write coil
Grant 7,729,086 - Song , et al. June 1, 2 | 2010-06-01 |
Transducer with pole tip protrusion compensation layer
Grant 7,542,246 - Song , et al. June 2, 2 | 2009-06-02 |
Perpendicular magnetic recording head with dynamic flying height heating element
Grant 7,430,098 - Song , et al. September 30, 2 | 2008-09-30 |
Magnetic recording head with resistive heating element and thermal barrier layer
Grant 7,428,124 - Song , et al. September 23, 2 | 2008-09-23 |
Magnetic recording head with resistive heating element located near the write coil
Grant 7,372,665 - Stoev , et al. May 13, 2 | 2008-05-13 |
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