ClassID:

197764

G11B5/3133 - page 2 - CPC Classification

Classification description:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Structure or manufacture of heads, e.g. inductive using thin films; Details; Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure

Recent Application in this class:
#301
20080239580
2008-10-02

Magnetic head including a pole layer and an antireflection film sandwiched by two shields

#302
20080225430
2008-09-18

Method for specifying control value for controlling clearance adjustment amount between head and disk, disk drive device and manufacturing method thereof

#303
20080225427
2008-09-18

Dynamic flying height read/write head with off-track contact capability at touch down in hard disk drives

#304
20080225426
2008-09-18

Magnetic recording device including a thermal proximity sensor

#305
20080218909
2008-09-11

Thin-film magnetic head having heating element with lower-resistance portion

#306
20080218902
2008-09-11

METHOD FOR MEASURING WIDTH OF PLATING LAYER, MAGNETIC RECORDING HEAD, AND MANUFACTURING METHOD THEREOF

#307
20080218891
2008-09-11

Magnetic recording device with an integrated microelectronic device

#308
20080212234
2008-09-04

Magnetic head slider

#309
20080212226
2008-09-04

Disk drive device, altitude determination method therefore and method for determining characteristic of head element portion

#310
20080198738
2008-08-21

Thin film structure with controlled lateral thermal spreading in the thin film

#311
20080198510
2008-08-21

HEAD SLIDER AND STORAGE MEDIUM DRIVE

#312
20080192379
2008-08-14

Manufacturing method for magnetic disk drive

#313
20080180833
2008-07-31

METHOD AND APPARATUS FOR SPACING CONTROL IN A DISK DRIVE

#314
20080172862
2008-07-24

Method of forming a magnetic read/write head

#315
20080158704
2008-07-03

Enabling intermittent contact recording on-demand

#316
20080145974
2008-06-19

Seed layer for a heat spreader in a magnetic recording head

#317
20080145709
2008-06-19

Thin film magnetic head with protrusion heater and temperature correcting resistor

#318
20080144220
2008-06-19

Perpendicular Recording Head Having Controlled Permeability and Saturation Moment

#319
20080144216
2008-06-19

Thin film magnetic head using a shunt line connecting to the magnetic layer at a position that deviates from the center of the heat generating region

#320
20080144214
2008-06-19

Magnetic write head with thermoelectric cooling device

#321
20080130159
2008-06-05

Disk drive with head fly-height compensation for disk surface variations

#322
20080112092
2008-05-15

Method and apparatus for oxidizing conductive redeposition in TMR sensors

#323
20080112076
2008-05-15

Magnetic spacing and tape characteristic compensation system and method

#324
20080106820
2008-05-08

Magnetic head structure with diagonal of rectangular-shaped height monitor extending along track width direction

#325
20080100966
2008-05-01

Head slider and method of making the same and grinding apparatus for head slider

#326
20080100965
2008-05-01

Manufacturing method of Head Gimbal Assembly, head slider, and storage device

#327
20080100960
2008-05-01

Wafer and insulation characteristic monitoring method

#328
20080094749
2008-04-24

Fly height actuator/void region in basecoat

#329
20080088979
2008-04-17

Head slider including heater causing expansion of lower shielding layer

#330
20080084628
2008-04-10

Head amplifier with a heat controller

#331
20080074789
2008-03-27

Head slider having protruding head element and apparatus for determining protrusion amount of head element

#332
20080068762
2008-03-20

Thin film magnetic head including thermal deformation-preventing layer

#333
20080068749
2008-03-20

Thin-film magnetic head with coil-insulating layer that thermal expansion coefficient and young'S modulus are specified

#334
20080030896
2008-02-07

Magnetic head and storage medium drive

#335
20080024936
2008-01-31

Magnetic sensor and memory device

#336
20080019050
2008-01-24

Head slider and method of manufacturing same

#337
20080007871
2008-01-10

Head slider, glide height checking apparatus, and glide height checking method

#338
20070297089
2007-12-27

Patterned magnetic recording head having a gap pattern with substantially elliptical or substantially diamond-shaped termination pattern

#339
20070268617
2007-11-22

Magnetic media having a non timing based servo track written with a patterned magnetic recording head and process for making the same

#340
20070268615
2007-11-22

Closed loop fly height control

#341
20070258169
2007-11-08

Apparatus and method for piezoelectric layer as vertical micro-actuator in slider of a hard disk drive

#342
20070258168
2007-11-08

Apparatus and method for preventing excessive thermal pole tip protrusion in slider of a hard disk drive

#343
20070247750
2007-10-25

Magnetic write head design for reducing temperature induced protrusion

#344
20070242393
2007-10-18

Method of fabricating a GMR head

#345
20070236836
2007-10-11

Magnetic head slider

#346
20070217079
2007-09-20

Method of manufacturing thin-film magnetic head

#347
20070195449
2007-08-23

Transducer-data storage medium spacing adjustment

#348
20070188919
2007-08-16

THIN-FILM MAGNETIC HEAD HAVING CONTROLLED LEVITATION AMOUNT BY LOCALLY PROJECTING AN ELEMENT PORTION TOWARD RECORDING MEDIUM USING THERMAL EXPANSION

#349
20070177306
2007-08-02

Flying head slider and recording medium drive

#350
20070165329
2007-07-19

Magnetic head structure with enlarged insulating layer

#351
20070157459
2007-07-12

Method of manufacturing thin film magnetic head having lower shield layer embedded in insulating

#352
20070151095
2007-07-05

Main pole forming method of perpendicular magnetic recording head

#353
20070133126
2007-06-14

Magnetic head structure with enlarged insulating layer

#354
20070109687
2007-05-17

Contact type thin film magnetic head with heaters for distance control

#355
20070109683
2007-05-17

Thin-film magnetic head with closure and manufacturing method of the head

#356
20070081278
2007-04-12

Method for making a magnetic head having a non-GMR shunt

#357
20070076328
2007-04-05

Magnetic recording head with ESD shunt trace

#358
20070019325
2007-01-25

Thin film magnetic head having heating element

#359
20070008656
2007-01-11

Method to increase CCP-CPP GMR output by thermoelectric cooling

#360
20060291098
2006-12-28

Thin-film magnetic head with heating element and heatsink

#361
20060285248
2006-12-21

Writer heater for thermal protrusion shape control in a magnetic writer

#362
20060279878
2006-12-14

Magnetic disk unit and magnetic head slider

#363
20060256481
2006-11-16

Composite thin-film magnetic head, magnetic head assembly and magnetic disk drive apparatus

#364
20060256476
2006-11-16

Magnetic head slider with shock absorption layer and manufacturing the same

#365
20060231930
2006-10-19

Heat resistant photomask for high temperature fabrication processes

#366
20060221500
2006-10-05

Magnetic head slider for absorbing vibrations

#367
20060221498
2006-10-05

Head design with low coefficient of thermal expansion insert layer

#368
20060215316
2006-09-28

Magnetic head structure

#369
20060215313
2006-09-28

Method for using CVD process to encapsulate coil in a magnetic write head

#370
20060213053
2006-09-28

Double layer patterning and technique for milling patterns for a servo recording head

#371
20060164764
2006-07-27

Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system

#372
20060152853
2006-07-13

Magnetic media having a servo track written with a patterned magnetic recording head

#373
20060124595
2006-06-15

Method of polishing film to be polished

#374
20060119982
2006-06-08

Magnetic head having an antistripping layer for preventing a magnetic layer from stripping

#375
20060109592
2006-05-25

CPP-type magnetic head with less deformation and a magnetic recording/reproducing system using the same

#376
20060102956
2006-05-18

Etch-stop layers for patterning block structures for reducing thermal protrusion

#377
20060098337
2006-05-11

Tungsten heat sink structures in a thin film magnetic head

#378
20060098336
2006-05-11

Perpendicular recording head having controlled permeability and saturation moment

#379
20060092570
2006-05-04

Disk drive slider design for thermal fly-height control and burnishing-on-demand

#380
20060090329
2006-05-04

Method of fabricating a magnetic recording head for perpendicular recording with enhanced covering power

#381
20060077592
2006-04-13

Silicon-made magnetic head slider

#382
20060072385
2006-04-06

Thin-film coil, coil driving circuit and magnetic head

#383
20060034013
2006-02-16

High reliability heater for flying height control

#384
20060028771
2006-02-09

Thin film magnetic head including a heat dissipation layer, method of manufacturing the same and magnetic disk drive

#385
20060028765
2006-02-09

Magnetic head having a heater circuit for thermally-assisted writing

#386
20060028763
2006-02-09

Perpendicular magnetic recording head utilizing tensile stress to optimize magnetic pole layer domain structure

#387
20060023354
2006-02-02

Disk drive with slider burnishing-on-demand

#388
20060007594
2006-01-12

Thin-film magnetic head with heater spaced further from medium facing surface than split in shield

#389
20060005216
2006-01-05

Transducer assembly for thermally assisted writing and read back in data storage devices

#390
20060002020
2006-01-05

Recording head for reducing side track erasure

#391
20050286154
2005-12-29

Large protrusion recording head for controlled magnetic spacing recording/reading

#392
20050274998
2005-12-15

Method and apparatus for oxidizing conductive redeposition in TMR sensors

#393
20050271904
2005-12-08

Electrodeposition of FeCoNiV films with high resistivity and high saturation magnetization for magnetic head fabrication

#394
20050264949
2005-12-01

Recessed SiO2 or Si3N4 overcoat for GMR head in magnetic disk drive

#395
20050264933
2005-12-01

Magnetic recording head with reduced thermally induced protrusion

#396
20050229386
2005-10-20

Method for fabricating a thin film magnetic head

#397
20050226998
2005-10-13

Fabrication of self-aligned reflective/protective overlays on magnetoresistance sensors

#398
20050225897
2005-10-13

Heat extractor for magnetic reader-writer

#399
20050219749
2005-10-06

Magnetic head structure with insulating layer configured to reduce thermal deformation of floating surface towards disk

#400
20050213436
2005-09-29

Read/write device, storage medium, driving method of read/write device, semiconductor laser life estimation method, program, program storage medium, and semiconductor laser

#401
20050190495
2005-09-01

Magnetic head having heat sink structure

#402
20050190494
2005-09-01

Magnetic head having thermally assisted recording device, and method of fabrication thereof

#403
20050164607
2005-07-28

Storage device and method of using a head that has a concave surface when powered down

#404
20050157433
2005-07-21

Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system

#405
20050157432
2005-07-21

Method of manufacturing a magnetic head having short pole yoke length

#406
20050144775
2005-07-07

Method of manufacturing thin-film magnetic head having a magnetism intercepting layer provided between read head and write head

#407
20050128648
2005-06-16

Method of manufacturing a thin film magnetic head

#408
20050120546
2005-06-09

Magnetic head having high conductivity lead structures seeded by epitaxially matched seed layer and fabrication method therefor

#409
20050111142
2005-05-26

Electromagnetic transducer element capable of suppressing rise in temperature of electromagnetic transducer film

#410
20050094319
2005-05-05

Method to improve heat dissipation in a magnetic shield

#411
20050094316
2005-05-05

Thin film magnetic head slider, magnetic head support mechanism, magnetic disk drive, and method of manufacturing magnetic head

#412
20050088784
2005-04-28

Structures for pole-tip actuation

#413
20050047015
2005-03-03

Thin film magnetic head and magnetic recording apparatus with partitioned heat sink layer

#414
20050046995
2005-03-03

Large protrusion recording head for controlled magnetic spacing recording/reading

#415
20050037607
2005-02-17

Thin-film magnetic head and method of forming the same

#416
20050036242
2005-02-17

Method of forming a thin film magnetic head

#417
20050024957
2005-02-03

Magnetic hard disk recording head with self-compensating thermal expansion

#418
20050018347
2005-01-27

Localized pole tip heating device for magnetic head for hard disk drive

#419
17657698
2023-10-24

Heat-assisted magnetic recording head with nanoparticles

#420
17538391
2023-01-31

Magnetic flux guiding device with spin torque oscillator (STO) film having negative spin polarization layers in assisted writing application

#421
17512964
2024-07-02

Method of for bonding noble metal structure with a dielectric layer using an adhesive layer

#422
17456440
2024-01-23

Cross track current design for energy assisted magnetic recording

#423
17406352
2022-06-28

Recording head with focusing structure

#424
17184543
2022-03-29

Spintronic device having negative interface spin scattering

#425
17148717
2022-07-12

Heat-assisted recording head using blue to ultraviolet wavelength laser

#426
16953903
2022-03-29

Patterned reader shields for a cooler reader

#427
16926429
2020-10-06

Perpendicular magnetic recording write head with heater and heat sink for providing temperature gradient across the main pole

#428
16924074
2021-01-12

MAMR recording head with high damping trailing shield seed layer

#429
16916497
2020-11-10

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

#430
16828030
2022-03-29

Notched leading-edge shield for assisted magnetic recording head

#431
16816682
2021-11-30

Adhesive layer for bonding noble metal structure with a dielectric layer

#432
16803958
2021-12-21

Spin-orbit torque induced magnetization switching in a magnetic recording head

#433
16783057
2021-11-09

Magnetic recording write head with spin-torque oscillator (STO) and extended seed layer

#434
16730758
2020-11-17

Dual writer designs with SOT and STT assisted recording

#435
16730713
2020-11-17

MAMR recording head with high damping trailing shield seed layer

#436
16714933
2020-11-17

Reflective heatsink structures for heat-assisted magnetic recording heads

#437
16695072
2020-12-29

Dual writer for advanced magnetic recording

#438
16598444
2020-12-15

Amplifying structure for microwave-assisted magnetic recording

#439
16597935
2020-10-20

Heat-assisted magnetic recording head having near-field transducer with nanorod and diffusion barrier plate

#440
16591999
2020-09-08

Heat-assisted magnetic recording head with near-field transducer having first and second surface-plasmonic plates

#441
16564704
2020-11-10

Magnetic recording devices using virtual side shields for improved areal density capability

#442
16559372
2023-03-07

Three terminal magnetic recording head

#443
16539057
2020-07-07

Servo wedge skipping during track seeking

#444
16524551
2021-11-23

Thin-film crystalline structure with surfaces having selected plane orientations

#445
16507179
2020-12-08

Writer with narrower high moment trailing shield

#446
16453354
2023-01-17

Write heads having conducting side gap for directing current

#447
16451146
2020-07-14

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

#448
16372517
2020-07-14

Writer with recessed spin flipping element in the main pole surrounding gap

#449
16368550
2020-09-01

Reversed mode spin torque oscillator with shaped field generation layer

#450
16263308
2023-02-21

Transfer-printed near-field transducer and heat sink

#451
16234831
2020-10-13

Bond-pad sharing for head-level thermocouple

#452
16206079
2020-09-29

Perpendicular magnetic recording write head with heater and heat sink for providing temperature gradient across the main pole

#453
16190774
2019-10-15

Writer with recessed spin flipping element in the write gap

#454
16124819
2019-06-11

Magnetic disk device and control method for magnetic disk device

#455
16102238
2019-02-12

Closed-loop fly height control using transfer function between harmonic response and heater input

#456
16020465
2018-12-04

Heat-assisted magnetic recording head configured to conduct heat away from slider components to a substrate

#457
16000033
2021-01-12

Magnetic head with current assisted magnetic recording and method of making thereof

#458
15991010
2019-09-03

Heat-assisted magnetic recording head having a trench on aperture waveguide output end

#459
15986261
2019-07-23

Dual write heater for slider surface topography control in double perpendicular magnetic recording (PMR) writers

#460
15901592
2019-10-15

Temperature control in a transducing head

#461
15874986
2019-06-04

Magnetic core and coil design for double perpendicular magnetic recording (PMR) writers

#462
15873119
2019-07-30

Slider with heat sink between read transducer and substrate

#463
15824317
2019-03-05

Electrical isolation of read sensors during fabrication

#464
15652684
2018-10-23

Magnetic recording head with spin torque oscillator, head gimbal assembly and magnetic recording apparatus

#465
15649958
2018-07-24

Magnetic recording head with spin torque oscillator, head gimbal assembly and magnetic recording apparatus

#466
15631932
2018-12-18

Areal density capability improvement with spin-orbit torque based structures surrounding main pole tip

#467
15631887
2019-02-19

Dual spin-orbit torque oscillator in magnetic recording

#468
15631878
2018-07-03

Spin-orbit torque based magnetic recording

#469
15631868
2019-01-15

Spin-orbit torque based magnetic recording

#470
15601032
2019-02-12

Magnetic write transducer with flat pole section

#471
15473811
2018-01-09

Magnetic tape abrasivity measurement

#472
15445857
2017-10-17

Microwave-assisted magnetic recording head and magnetic recording and reproducing device

#473
15435839
2018-05-22

Changing write coil current in response to reader instability

#474
15430961
2018-02-27

C-shaped near-field transducer including a peg for heat-assisted magnetic recording device

#475
15415165
2018-02-27

Bond pad sharing for powering multiple heaters of a magnetic recording head

#476
15414234
2018-02-27

Bond pad sharing for powering multiple components of a recording head

#477
15400359
2017-10-24

Near-field transducer with isolated peg

#478
15344851
2018-07-24

Heat-assisted magnetic recording head configured to conduct heat away from slider components to a substrate

#479
15291290
2018-01-23

Slider utilizing multiple transducer sets

#480
15138405
2017-08-22

Microwave assisted magnetic head, head gimbal assembly, and magnetic recording device

#481
14925126
2018-08-14

Closed-loop fly height control using sector-specific, repeatable VGA values

#482
14865341
2017-01-31

Recording head with electrically removable component

#483
14864716
2016-08-23

Heat assisted magnetic recording write apparatus having a dielectric gap

#484
14731832
2016-05-31

Implementing spin torque oscillator erasure prevention in microwave-assisted magnetic recording (MAMR) hard disk drives

#485
14706686
2015-12-01

Split-ring resonator (SRR) NFT design for use in HAMR

#486
14624100
2016-01-19

Write parameters used to ensure accurate phase lock during reading of a heat-assisted magnetic recording medium

#487
14621287
2015-09-01

Heat assisted magnetic recording writer having an integrated polarization rotation plate

#488
14595740
2015-12-01

Current boost profile applied to laser during heat-assisted magnetic recording

#489
14542555
2015-08-04

Slider with spin-torque oscillator (STO) and STO corrosion monitor

#490
14529429
2015-09-29

Near-field transducer with multiple heat sinks

#491
14527695
2016-03-29

Multichannel data storage apparatus having abrasion resistant barrier

#492
14480394
2015-09-22

Microwave assisted magnetic recording (MAMR) write head and system

#493
14471892
2016-01-05

Write head having two yokes