| Patent | Date |
|---|
Perpendicular Magnetic Recording (PMR) Writer with Recessed Leading Shield
App 20220223176 - Liu; Ying ; et al. | 2022-07-14 |
Writer with Laterally Graded Spin Layer MsT
App 20220199113 - Liu; Ying ; et al. | 2022-06-23 |
Writer with narrower high moment trailing shield
Grant 11,355,141 - Tang , et al. June 7, 2 | 2022-06-07 |
Writer with adaptive side gap
Grant 11,348,605 - Liu , et al. May 31, 2 | 2022-05-31 |
Writer With Adaptive Side Gap
App 20220165300 - Liu; Ying ; et al. | 2022-05-26 |
Perpendicular magnetic recording (PMR) writer with recessed leading shield
Grant 11,295,767 - Liu , et al. April 5, 2 | 2022-04-05 |
Writer with laterally graded spin layer MsT
Grant 11,295,768 - Liu , et al. April 5, 2 | 2022-04-05 |
Patterned reader shields for a cooler reader
Grant 11,289,116 - Liu , et al. March 29, 2 | 2022-03-29 |
Magnetic head including spin torque oscillator
Grant 11,289,117 - Sasaki , et al. March 29, 2 | 2022-03-29 |
Writer with Laterally Graded Spin Layer MsT
App 20220093123 - Liu; Ying ; et al. | 2022-03-24 |
Writer with HMTS (high moment trailing shield) aligned with spin layer
Grant 11,170,802 - Tang , et al. November 9, 2 | 2021-11-09 |
Writer with HMTS (high moment trailing shield) aligned with spin layer
Grant 11,056,133 - Tang , et al. July 6, 2 | 2021-07-06 |
Circuits and methods for optimizing write current waveform for main pole relaxation in perpendicular magnetic recording
Grant 11,031,039 - Tang , et al. June 8, 2 | 2021-06-08 |
Circuits and methods for modifying the write current waveform to improve track density in HDD
Grant 10,991,391 - Tang , et al. April 27, 2 | 2021-04-27 |
Writer with Narrower High Moment Trailing Shield
App 20210090594 - Tang; Yuhui ; et al. | 2021-03-25 |
Process of forming a recessed spin flipping element in the write gap
Grant 10,950,257 - Tang , et al. March 16, 2 | 2021-03-16 |
Writer with HMTS (HIgh Moment Trailing Shield) Aligned with Spin Layer
App 20210012794 - Tang; Yuhui ; et al. | 2021-01-14 |
Writer with HMTS (High Moment Trailing Shield) Aligned with Spin Layer
App 20210012793 - Tang; Yuhui ; et al. | 2021-01-14 |
Writer with narrower high moment trailing shield
Grant 10,861,486 - Tang , et al. December 8, 2 | 2020-12-08 |
Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applications
Grant 10,832,707 - Chen , et al. November 10, 2 | 2020-11-10 |
Coil routing designs for dual and triple perpendicular magnetic recording (PMR) writers
Grant 10,777,220 - Liu , et al. Sept | 2020-09-15 |
Perpendicular magnetic recording (PMR) writer with narrow high moment trailing shield
Grant 10,770,103 - Liu , et al. Sep | 2020-09-08 |
Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applications
Grant 10,714,127 - Chen , et al. | 2020-07-14 |
Magnetic flux guiding devices all around main pole design without leading shield and side shields in assisted writing applications
Grant 10,714,132 - Chen , et al. | 2020-07-14 |
Writer with recessed spin flipping element in the main pole surrounding gap
Grant 10,714,129 - Tang , et al. | 2020-07-14 |
Perpendicular Magnetic Recording (PMR) Writer with Recessed Leading Shield
App 20200176021 - Liu; Ying ; et al. | 2020-06-04 |
Method of forming a perpendicular magnetic recording (PMR) write head with patterned leading edge taper
Grant 10,657,988 - Liu , et al. | 2020-05-19 |
Process of Forming a Recessed Spin Flipping Element in the Write Gap
App 20200152228 - Tang; Yuhui ; et al. | 2020-05-14 |
Ultimate double yoke (uDY) combined with one turn coil designs for perpendicular magnetic recording (PMR)
Grant 10,643,640 - Liu , et al. | 2020-05-05 |
High damping shield with low magnetic moment in perpendicular magnetic recording (PMR) writer
Grant 10,522,178 - Liu , et al. Dec | 2019-12-31 |
Method of forming write head designs with sandwich trailing shield (STS) for high data rate perpendicular recording
Grant 10,490,213 - Liu , et al. Nov | 2019-11-26 |
Optimization of high damping shield geometry in perpendicular magnetic recording (PMR) writer
Grant 10,490,210 - Liu , et al. Nov | 2019-11-26 |
Magnetic core and coil design for double perpendicular magnetic recording (PMR) writers
Grant 10,482,905 - Liu , et al. Nov | 2019-11-19 |
Coil Routing Designs for Dual and Triple Perpendicular Magnetic Recording (PMR) Writers
App 20190333531 - Liu; Yue ; et al. | 2019-10-31 |
Writer with recessed spin flipping element in the write gap
Grant 10,446,178 - Tang , et al. Oc | 2019-10-15 |
Magnetic Core And Coil Design For Double Perpendicular Magnetic Recording (pmr) Writers
App 20190304490 - Liu; Kowang ; et al. | 2019-10-03 |
Method Of Forming Write Head Designs With Sandwich Trailing Shield (STS) And Funnel Trailing Shield (FTS) For High Data Rate Per
App 20190295571 - Liu; Yue ; et al. | 2019-09-26 |
Designs for multiple perpendicular magnetic recording (PMR) writers and related head gimbal assembly (HGA) process
Grant 10,366,713 - Tang , et al. July 30, 2 | 2019-07-30 |
Perpendicular magnetic recording (PMR) writer with hybrid shield layers
Grant 10,347,276 - Tang , et al. July 9, 2 | 2019-07-09 |
Method of Forming a Perpendicular Magnetic Recording (PMR) Write Head with Patterned Leading Edge Taper
App 20190206428 - Liu; Ying ; et al. | 2019-07-04 |
Perpendicular magnetic recording (PMR) write head with patterned high moment trailing shield
Grant 10,339,964 - Liu , et al. | 2019-07-02 |
Perpendicular magnetic recording (PMR) writer with one or more spin flipping elements in the gap
Grant 10,325,618 - Wu , et al. | 2019-06-18 |
Magnetic core and coil design for double perpendicular magnetic recording (PMR) writers
Grant 10,311,900 - Liu , et al. | 2019-06-04 |
Write head designs with sandwich trailing shield (STS) for high data rate perpendicular recording
Grant 10,311,899 - Liu , et al. | 2019-06-04 |
Dual perpendicular magnetic recording (PMR) writer application with special up and down head assignment for best areal density in hard disk drive (HDD)
Grant 10,279,451 - Liu , et al. | 2019-05-07 |
PMR write head with patterned leading edge taper
Grant 10,229,703 - Liu , et al. | 2019-03-12 |
PMR Write Head with Patterned Leading Edge Taper
App 20180330748 - Liu; Ying ; et al. | 2018-11-15 |
Magnetic pulse recording scheme in perpendicular magnetic recording
Grant 10,115,415 - Tang , et al. October 30, 2 | 2018-10-30 |
Perpendicular Magnetic Recording (PMR) Writer with Improved Trailing Shield Design
App 20180308513 - Lim; Sanghyun ; et al. | 2018-10-25 |
Perpendicular magnetic recording (PMR) writer with thinner side shield
Grant 10,109,304 - Liu , et al. October 23, 2 | 2018-10-23 |
Write Head Designs with Sandwich Trailing Shield (STS) and Funnel Trailing Shield (FTS) for High Data Rate Perpendicular Recording
App 20180277147 - Liu; Yue ; et al. | 2018-09-27 |
Perpendicular magnetic recording (PMR) writer with improved trailing shield design
Grant 10,032,469 - Lim , et al. July 24, 2 | 2018-07-24 |
Perpendicular magnetic recording (PMR) write head with patterned leading shield
Grant 10,014,021 - Liu , et al. July 3, 2 | 2018-07-03 |
Write head designs with sandwich trailing shield (STS) for high data rate perpendicular recording
Grant 9,990,942 - Liu , et al. June 5, 2 | 2018-06-05 |
Write Head Designs with Sandwich Trailing Shield (STS) for High Data Rate Perpendicular Recording
App 20180144768 - Liu; Yue ; et al. | 2018-05-24 |
Areal density improvement of perpendicular magnetic recording (PMR) write head by tuning magnetic flux loops
Grant 9,934,796 - Wei , et al. April 3, 2 | 2018-04-03 |
Areal Density Improvement of Perpendicular Magnetic Recording (PMR) Write Head by Tuning Magnetic Flux Loops
App 20170352368 - Wei; Yaguang ; et al. | 2017-12-07 |
Areal density improvement of perpendicular magnetic recording (PMR) write head by tuning magnetic flux loops
Grant 9,754,612 - Wei , et al. September 5, 2 | 2017-09-05 |
Perpendicular magnetic recording (PMR) write head with improved shapes of side shield and main pole
Grant 9,721,604 - Tang , et al. August 1, 2 | 2017-08-01 |
Perpendicular magnetic recording (PMR) write head with multiple layer trailing shield
Grant 9,697,855 - Liu , et al. July 4, 2 | 2017-07-04 |
Areal Density Improvement of Perpendicular Magnetic Recording (PMR) Write Head by Tuning Magnetic Flux Loops
App 20170148473 - Wei; Yaguang ; et al. | 2017-05-25 |
Perpendicular magnetic recording (PMR) write head with hybrid side shield
Grant 9,653,101 - Liu , et al. May 16, 2 | 2017-05-16 |
Perpendicular Magnetic Recording (PMR) Writer with Improved Trailing Shield Design
App 20170133044 - Lim; Sanghyun ; et al. | 2017-05-11 |
Perpendicular magnetic recording (PMR) writer with hybrid shield layers
Grant 9,626,990 - Tang , et al. April 18, 2 | 2017-04-18 |
Perpendicular Magnetic Recording (PMR) Writer with Hybrid Shield Layers
App 20170076741 - Tang; Yuhui ; et al. | 2017-03-16 |
Perpendicular Magnetic Recording (PMR) Writer with Hybrid Shield Layers
App 20170076742 - Tang; Yuhui ; et al. | 2017-03-16 |
High moment side shield design for area density improvement of perpendicular magnetic recording (PMR) writer
Grant 9,589,582 - Liu , et al. March 7, 2 | 2017-03-07 |
Perpendicular Magnetic Recording (PMR) Write Head with Improved Shapes of Side Shield and Main Pole
App 20170040031 - Tang; Yuhui ; et al. | 2017-02-09 |
Perpendicular magnetic recording (PMR) writer with hybrid shield layers
Grant 9,508,364 - Tang , et al. November 29, 2 | 2016-11-29 |
High Moment Side Shield Design for Area Density Improvement of Perpendicular Magnetic Recording (PMR) Writer
App 20160307586 - Liu; Yue ; et al. | 2016-10-20 |
Perpendicular magnetic recording (PMR) write shield design with minimized wide adjacent track erasure (WATE)
Grant 9,466,319 - Tang , et al. October 11, 2 | 2016-10-11 |
Perpendicular magnetic recording (PMR) write head with improved shapes of side shield and main pole
Grant 9,406,317 - Tang , et al. August 2, 2 | 2016-08-02 |
PP3 shape designs for shield domain control to improve either skip track erasure (STE) or write performance for perpendicular magnetic recording (PMR)
Grant 9,361,923 - Liu , et al. June 7, 2 | 2016-06-07 |
High moment side shield design for area density improvement of perpendicular magnetic recording (PMR) writer
Grant 9,361,912 - Liu , et al. June 7, 2 | 2016-06-07 |
Method of forming a writer with an AFM write gap
Grant 9,336,799 - Min , et al. May 10, 2 | 2016-05-10 |
Perpendicular magnetic recording (PMR) writer with minimized internal flux shunting
Grant 9,299,367 - Tang , et al. March 29, 2 | 2016-03-29 |
PMR writer with patterned shields for adjacent track erasure improvement
Grant 9,082,433 - Tang , et al. July 14, 2 | 2015-07-14 |
High data rate writer design
Grant 8,929,029 - Min , et al. January 6, 2 | 2015-01-06 |
Umbrella shield writer (UmSW) design for perpendicular magnetic recording (PMR)
Grant 8,879,208 - Liu , et al. November 4, 2 | 2014-11-04 |
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 |
Writer with an AFM write gap
Grant 8,564,903 - Min , et al. October 22, 2 | 2013-10-22 |
Superior performance head design with minimized ATE and WATE
Grant 8,498,079 - Song , et al. July 30, 2 | 2013-07-30 |
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 |
Writer with an AFM write gap
App 20120295133 - 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 |
PMR write head with narrow gap for minimal internal flux loss
Grant 8,238,059 - Tang , et al. August 7, 2 | 2012-08-07 |
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