ClassID:

197745

G11B5/255 - 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; Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for protection against wear

Recent Application in this class:
#1
20260045273
2026-02-12

Reduction Of High Tape Contact Pressure Points Against Head Assembly

#2
20250378846
2025-12-11

Low Friction Planar Servo Writer Head

#3
20240321295
2024-09-26

REDUCTION OF HIGH TAPE CONTACT PRESSURE POINTS AGAINST HEAD ASSEMBLY

#4
20240105218
2024-03-28

Independent reader/writer overcoats for an SGV tape head

#5
20240013804
2024-01-11

Microwave-assisted magnetic recording (MAMR) head slider with diamoind-like carbon layer and a silicon nitride layer, and related head gimbal assembly and disk drive unit

#6
20230377603
2023-11-23

Magnetic head and magnetic disk device comprising the same

#7
20230250351
2023-08-10

High temperature lubricants for magnetic media

#8
20230087767
2023-03-23

Reduction of high tape contact pressure points against head assembly

#9
20220290066
2022-09-15

Low profile lubricants for data storage devices

#10
20220282176
2022-09-08

High temperature lubricants for magnetic media

#11
20220068303
2022-03-03

Data storage device compensating for head/tape wear

#12
20220059128
2022-02-24

Reduction Of High Tape Contact Pressure Points Against Head Assembly

#13
20220005496
2022-01-06

Microwave assisted magnetic recording head slider and lapping method thereof

#14
20210407541
2021-12-30

Magnetic devices with overcoat that includes a titanium oxynitride layer

#15
20210407535
2021-12-30

Energy-assisted magnetic recording head with protective cap

#16
20210343310
2021-11-04

One or more sliders that include a protective overcoat that extends across the entire air bearing surface

#17
20200327911
2020-10-15

Methods and devices for reducing condensation in storage devices

#18
20200090683
2020-03-19

Magnetic recording and reproducing device having a magnetic recording head including a magnetic flux control layer between a main magnetic pole and an auxiliary magnetic pole

#19
20190311740
2019-10-10

Methods for selecting wrap angle for inducing tape tenting above transducer

#20
20190304502
2019-10-03

Methods for selecting wrap angle for inducing tape tenting above transducer

#21
20190304501
2019-10-03

Methods for selecting wrap angle for inducing tape tenting above transducer

#22
20190272848
2019-09-05

Protecting a sensitive device from corrosion

#23
20190206430
2019-07-04

Tape head having sensors proximate to an edge

#24
20190206429
2019-07-04

Tape head having sensors proximate to an edge

#25
20190180779
2019-06-13

Apparatus having sensors with hard spacers and low-contact-pressure head-tape interface

#26
20190180773
2019-06-13

Apparatus having recessed TMR read sensor structures for robust head-tape interface

#27
20190178955
2019-06-13

Apparatus having low-contact-pressure head-tape interface

#28
20190066719
2019-02-28

Oxidation resistant sensor for heat-assisted magnetic recording

#29
20190051318
2019-02-14

Filled-gap magnetic recording head and method of making

#30
20180350396
2018-12-06

Tape drive with metal oxide interface between tape and tape head

#31
20180330749
2018-11-15

Method of restoring suspension of hard disk drive

#32
20180294005
2018-10-11

In-situ protective film

#33
20180294004
2018-10-11

Method of forming an in-situ protective film

#34
20180190315
2018-07-05

In-situ protective film

#35
20180158478
2018-06-07

Methods for selecting wrap angle for inducing tape tenting above transducer

#36
20180122410
2018-05-03

Tape head having sensors proximate to a region between tented tape regions

#37
20180068678
2018-03-08

Magnetic recording head having protected reader sensors and near zero recessed write poles

#38
20180061440
2018-03-01

Polycrystalline dielectric coating for cobalt iron alloy thin films

#39
20180040341
2018-02-08

MAGNETIC DEVICES WITH VARIABLE OVERCOATS

#40
20180040340
2018-02-08

Protecting a sensitive device from corrosion

#41
20170352369
2017-12-07

Tape head with electrically conducting surface to reduce triboelectric charging

#42
20170337942
2017-11-23

Tape heads with sub-ambient pressure cavities

#43
20170236539
2017-08-17

Tape head with electrically conducting surface to reduce triboelectric charging

#44
20170236533
2017-08-17

Tape drive with metal oxide interface between tape and tape head

#45
20170178671
2017-06-22

Abrasion test methods and devices

#46
20170125043
2017-05-04

DEVICES INCLUDING A MULTILAYER GAS BARRIER LAYER

#47
20170004849
2017-01-05

Magnetic recording head having protected reader sensors and near zero recessed write poles

#48
20160372141
2016-12-22

Magnetic head, hard disk device, and method for transferring two-dimensional atomic crystal layer to head slider of magnetic head

#49
20160336029
2016-11-17

Magnetic recording head having protected reader sensors and near zero recession writer poles

#50
20160267926
2016-09-15

Tape head with thin tape bearing surface coating

#51
20160232927
2016-08-11

Method of forming magnetic recording head having protected reader sensors and near zero recession writer poles

#52
20160232926
2016-08-11

Systems and methods for protecting a sensitive device from corrosion

#53
20160203836
2016-07-14

Multichannel data storage apparatus having abrasion resistant barrier

#54
20160196850
2016-07-07

Low friction tape head

#55
20160163339
2016-06-09

Slider with aluminum compound fill

#56
20160111120
2016-04-21

Tape heads with sub-ambient pressure cavities

#57
20160064020
2016-03-03

Magnetic head and magnetic disk device

#58
20160055867
2016-02-25

Tape heads with sub-ambient pressure cavities

#59
20160033381
2016-02-04

Abrasion test methods and devices

#60
20160027454
2016-01-28

Magnetic media access head with metal coating

#61
20160011092
2016-01-14

Module with coating for abrasion testing

#62
20150380028
2015-12-31

Protecting a sensitive device from corrosion

#63
20150364147
2015-12-17

Filled-gap magnetic recording head and method of making

#64
20150235662
2015-08-20

Magnetic recording head having protected reader sensors and near zero recession writer poles

#65
20150199984
2015-07-16

Magnetic recording head having protected reader sensors and near zero recessed write poles

#66
20150162027
2015-06-11

Apparatus having tunnel magnetoresistive sensor for contact recording

#67
20150124351
2015-05-07

Magnetic media access head with metal coating

#68
20150103441
2015-04-16

Systems and methods for protecting a sensitive device from corrosion

#69
20150062753
2015-03-05

Stiff discrete insert array for thermal PTR management with desired induced stress state that reduces tendency for write pole erasure

#70
20150015996
2015-01-15

Slider with self-assembled monolayer pattern

#71
20140368953
2014-12-18

Tape head with tape-bearing surface exhibiting an array of protruding topographic features

#72
20140362473
2014-12-11

Low friction tape head

#73
20140342085
2014-11-20

Material for use in a TMR read gap without adversely affecting the TMR effect

#74
20140177405
2014-06-26

Magnetic devices with variable overcoats

#75
20140133050
2014-05-15

Hard amorphous carbon film containing ultratrace hydrogen for magnetic recording media and magnetic heads

#76
20140063646
2014-03-06

Magnetic recording head having protected reader sensors and near zero recessed write poles

#77
20140063645
2014-03-06

Magnetic recording head having protected reader sensors and near zero recession writer poles

#78
20140016225
2014-01-16

Magnetic media access head with metal coating

#79
20130295296
2013-11-07

METHOD FOR FORMING AN AT LEAST PARTIALLY CRYSTALLINE ALUMINA LAYER

#80
20130186172
2013-07-25

Abrasion test methods and devices

#81
20130152381
2013-06-20

Methods for texturing magnetic head surface

#82
20130027811
2013-01-31

Systems and methods for protecting a sensitive device from corrosion

#83
20120300338
2012-11-29

Low friction tape head and system implementing same

#84
20120183907
2012-07-19

Patterning process for small devices

#85
20120120528
2012-05-17

Noise and particle shield for contact sensor in a slider

#86
20120106003
2012-05-03

Methods for providing persistent lubrication to a magnetic tape head and systems thereof

#87
20120026625
2012-02-02

Laminated contact pad for a transducer head

#88
20120008234
2012-01-12

Low friction tape head and system implementing same

#89
20110261487
2011-10-27

Material for use in a TMR read gap without adversely affecting the TMR effect

#90
20110256423
2011-10-20

Head comprising a crystalline alumina layer

#91
20110195275
2011-08-11

Material deposition on transducing head

#92
20110059336
2011-03-10

Magnetic head with textured surfaces

#93
20110058279
2011-03-10

OVERCOAT HAVING A LOW SILICON/CARBON RATIO

#94
20100315743
2010-12-16

MAGNETIC READ/WRITE HEAD SUBSTRATE

#95
20100315741
2010-12-16

Perpendicular magnetic recording head including non-magnetic protruding layer

#96
20100118435
2010-05-13

Magnetic head with planar outrigger

#97
20100103556
2010-04-29

STORAGE DEVICE

#98
20090274836
2009-11-05

Systems and methods for protecting a sensitive device from corrosion

#99
20090231757
2009-09-17

Head for tape drive with transversely varying contour

#100
20080314736
2008-12-25

Filled-gap magnetic recording head and method of making

#101
20080291570
2008-11-27

High performance computer hard disk drive with a carbon overcoat and method of improving hard disk performance

#102
20080285173
2008-11-20

HYBRID COATING FOR MAGNETIC HEADS

#103
20080259494
2008-10-23

Flat profile tape head

#104
20080218903
2008-09-11

Magnetic head having three modules

#105
20080080092
2008-04-03

Data storage device using magnetic domain wall movement and method of operating the data storage device

#106
20080074791
2008-03-27

Head slider having a flat first step and a second flat step with a groove therein, and disk drive employing the head slider

#107
20080049358
2008-02-28

Tape head with outrigger

#108
20070203037
2007-08-30

Lubricant, magnetic recording medium and head slider

#109
20070183091
2007-08-09

Read/write head having varying wear regions and methods of manufacture

#110
20070047142
2007-03-01

Magnetic head having three modules

#111
20070047141
2007-03-01

Magnetic head with planar outrigger

#112
20060232883
2006-10-19

Magnetic recording head

#113
20060221496
2006-10-05

Tape recording head with trench defining wear zone for constant rate of head wear

#114
20060177570
2006-08-10

Hybrid coating for magnetic heads

#115
20060126226
2006-06-15

Head slider having a flat first step and a second flat step with a groove therein, and disk drive employing the head slider

#116
20060067002
2006-03-30

Disk drive with negative-pitch slider having protrusion pad contacting the disk when the disk is rotating at operating speed

#117
20060060559
2006-03-23

Thin film forming method and system

#118
20060044679
2006-03-02

Magnetic head, head suspension assembly, magnetic reproduction apparatus, and method of manufacturing magnetic head

#119
20060007598
2006-01-12

Head slider and disk drive employing same head slider, and method for providing water repellent treatment to same head slider

#120
20050175839
2005-08-11

Tetrahedral amorphous carbon film and method of making same

#121
20050078410
2005-04-14

Integrated magnetic head for magnetic recording and method for making same

#122
17512964
2024-07-02

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

#123
17071544
2022-01-11

Recording head with writer HMS less than reader HMS

#124
16920093
2021-07-27

Energy-assisted magnetic recording head with protective cap

#125
16816682
2021-11-30

Adhesive layer for bonding noble metal structure with a dielectric layer

#126
16224664
2020-05-19

Tape head module having recessed portion(s) and air aperture(s) for providing an air bearing between a tape and the module

#127
15678907
2018-09-25

Heat-assisted magnetic recording (HAMR) write head with protective multilayer film for near-field transducer

#128
15339823
2017-12-05

Tape head having sensors proximate to an edge

#129
15289030
2017-07-18

High accuracy bearing surface slotting process for tape head fabrication

#130
14793702
2016-08-02

Thin film configured to preserve alumina height in a magnetic recording head and methods of making the same

#131
14752933
2016-08-02

Electrically non-conductive magnetic shield laminate structure for contact recording sensor

#132
14578449
2016-05-17

Method for fabricating a magnetic writer having half shields

#133
14313550
2017-10-31

System and method for providing a protective layer having a graded intermediate layer