ClassID:

197673

G11B2005/0029 - CPC Classification

Classification description:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Special dispositions or recording techniques; Pulse recording using magnetisation components of the recording layer disposed mainly perpendicularly to the record carrier surface

Recent Application in this class:
#1
20210233560
2021-07-29

Spin-torque oscillator with multilayer seed layer between the write pole and the free layer in a magnetic recording write head

#2
20200327905
2020-10-15

High density magnetic recording medium for heat-assisted magnetic storage apparatus

#3
20200211585
2020-07-02

Magnetic recording device capable of stabilizing oscillations of high frequency assisted element

#4
20200151700
2020-05-14

Method and electronic device for secure magnetic pulse transmission

#5
20150170697
2015-06-18

Perpendicular magnetic recording media with magnetic anisotropy gradient and local exchange coupling

#6
20140011053
2014-01-09

Perpendicular magnetic recording media with magnetic anisotropy gradient and local exchange coupling

#7
20130148242
2013-06-13

MAGNETIC RECORDING HEAD AND DISK DRIVE WITH THE SAME

#8
20120041121
2012-02-16

Method for manufacturing porous structure and method for forming pattern

#9
20120037595
2012-02-16

Method for manufacturing porous structure and method for forming pattern

#10
20120037594
2012-02-16

Method for manufacturing porous structure and method for forming pattern

#11
20120028078
2012-02-02

Perpendicular magnetic recording media with magnetic anisotropy gradient and local exchange coupling

#12
20110242690
2011-10-06

Magnetic transfer method and magnetic transfer device

#13
20110076516
2011-03-31

Perpendicular magnetic recording media with magnetic anisotropy gradient and local exchange coupling

#14
20110039125
2011-02-17

Magnetic recording medium having patterned auxiliary recording layer and method for manufacturing such magnetic recording medium

#15
20110019305
2011-01-27

MAGNETIC STORAGE DEVICE

#16
20110013306
2011-01-20

Apparatus, signal-processing circuit and device for magnetic recording system

#17
20100014192
2010-01-21

MAGNETIC RECORDING MEDIUM, MANUFACTURING METHOD THEREFOR, AND MAGNETIC RECORDING/REPRODUCING APPARATUS

#18
20100014191
2010-01-21

PERPENDICULAR MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCTION APPARATUS

#19
20090290256
2009-11-26

Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer

#20
20090181166
2009-07-16

RECORDING MEDIUM AND METHOD OF MAKING THE SAME

#21
20090142620
2009-06-04

MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING THE SAME, AND MAGNETIC RECORDING/REPRODUCING APPARATUS

#22
20090141384
2009-06-04

Inspection method for perpendicular magnetic recording medium and inspection device thereof

#23
20090135519
2009-05-28

Magnetic recording medium, method and apparatus for manufacturing magnetic recording apparatus

#24
20090135518
2009-05-28

Discrete track magnetic media with domain wall pinning sites

#25
20090130380
2009-05-21

Method for manufacturing porous structure and method for forming pattern

#26
20090109570
2009-04-30

Wire and wire lead designs for a wire-assisted magnetic write device

#27
20090103401
2009-04-23

MAGNETIC RECORDING MEDIUM, PRODUCTION METHOD FOR THE SAME, AND RECORDING/REPRODUCING METHOD FOR MAGNETIC MEDIUM

#28
20090021852
2009-01-22

Apparatus, signal-processing circuit and device for magnetic recording system

#29
20080261078
2008-10-23

Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer

#30
20080137231
2008-06-12

MAGNETIC RECORDING MEDIUM AND METHOD OF FABRICATING THE SAME

#31
20080124579
2008-05-29

Magnetic recording medium, manufacturing method of the same and magnetic recording device

#32
20080106821
2008-05-08

Patterned magnetic recording medium having reduced magnetic interaction between neighboring magnetic recording layers

#33
20080100962
2008-05-01

PERPENDICULAR MAGNETIC RECORDING MEDIUM, METHOD OF FABRICATING THE SAME, AND MAGNETIC RECORDING SYSTEM

#34
20080090104
2008-04-17

Magnetic recording medium and method for manufacturing magnetic recording medium

#35
20080080093
2008-04-03

Magnetic recording medium and magnetic recording device

#36
20070285816
2007-12-13

Magnetic media patterning via contact printing utilizing stamper having magnetic pattern formed in non-magnetic substrate

#37
20070254189
2007-11-01

Magnetic storage device

#38
20070253106
2007-11-01

Magnetic head apparatus and magnetic recording and reproducing apparatus

#39
20070201157
2007-08-30

Discrete track recording method, storage apparatus and method of producing storage apparatus

#40
20070148499
2007-06-28

Perpendicular magnetic recording disk and manufacturing method thereof

#41
20070124749
2007-05-31

Magnetic recording medium for perpendicular recording and magnetic storage apparatus using the same

#42
20070103807
2007-05-10

Method for recording bursts on a disk and related apparatus

#43
20070072011
2007-03-29

Perpendicular magnetic recording media with magnetic anisotropy/coercivity gradient and local exchange coupling

#44
20070070547
2007-03-29

Magnetic recording media and magnetic recording device

#45
20070041306
2007-02-22

Perpendicular magnetic recording disk with a soft magnetic layer having a discrete track recording pattern

#46
20070039922
2007-02-22

Perpendicular magnetic discrete track recording disk

#47
20070035890
2007-02-15

Composed free layer for stabilizing magnetoresistive head having low magnetostriction

#48
20070035884
2007-02-15

Perpendicular magnetic recording head

#49
20070002503
2007-01-04

Composite free layer for stabilizing magnetoresistive head

#50
20070002492
2007-01-04

Perpendicular magnetic recording and reproducing head

#51
20060286345
2006-12-21

Method for producing a stamper

#52
20060262446
2006-11-23

Preamplifier circuit and method for a disk drive device

#53
20060232888
2006-10-19

disk drive with side erase control

#54
20060231525
2006-10-19

Method for manufacturing porous structure and method for forming pattern

#55
20060222908
2006-10-05

Perpendicular magnetic disk apparatus

#56
20060221481
2006-10-05

Write precompensation method for perpendicular magnetic recording

#57
20060209459
2006-09-21

Perpendicular magnetic recording head and recording medium for recording data using the same

#58
20060188753
2006-08-24

Perpendicular magnetic recording media

#59
20060188752
2006-08-24

Composite magnetic recording structure having a metamagnetic layer with field induced transition to ferromagnetic state

#60
20060187580
2006-08-24

Magnetic recording head and method for high coercivity media, employing concentrated stray magnetic fields

#61
20060187564
2006-08-24

Heat assisted magnetic recording head and heat assisted magnetic recording apparatus for heating a recording region in a magnetic recording medium during magnetic recording

#62
20060181799
2006-08-17

Magnetic recording medium and magnetic storage apparatus

#63
20060147759
2006-07-06

Perpendicular magnetic recording media

#64
20060146445
2006-07-06

Erasure-resistant perpendicular magnetic recording media, systems & method of manufacturing same

#65
20060139794
2006-06-29

Magnetic disk apparatus

#66
20060126228
2006-06-15

Magnetoresistive head and perpendicular magnetic recording-reproducing apparatus

#67
20060117556
2006-06-08

Method of manufacturing a thin film magnetic head

#68
20060114619
2006-06-01

Magnetoresistive element and magnetoresistive device having a free layer stabilized by an in-stack bias

#69
20060109000
2006-05-25

Defect inspection method for perpendicular magnetic recording medium, magnetic disk device, and method of registering defects in magnetic disk device having a perpendicular magnetic recording medium therein

#70
20060103958
2006-05-18

System and method for determining intergranular exchange in perpendicular recording media

#71
20060092567
2006-05-04

Process and structure for a perpendicular writer having an exchange coupling discontinuity

#72
20060066298
2006-03-30

System, method, and apparatus for use of micro coils within a single slider test nest

#73
20060061909
2006-03-23

Recording medium having multiple magnetic layers

#74
20060044659
2006-03-02

Method and apparatus for magnetization test of write head in a disk drive

#75
20060028747
2006-02-09

Stray field detector, magnetic disk drive, and method of head escaping

#76
20060024531
2006-02-02

Magnetic recording medium and method for manufacturing same, and method for recording and reproducing with magnetic recording medium

#77
20060012905
2006-01-19

Magnetic recording media, magnetic recording apparatus, and stamper

#78
20050282038
2005-12-22

Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus

#79
20050270676
2005-12-08

Magnetic recording apparatus

#80
20050266271
2005-12-01

Method for producing recording medium, recording medium employing said method, and information recording and reproducing apparatus

#81
20050249982
2005-11-10

Perpendicular magnetic recording medium

#82
20050237651
2005-10-27

Device and signal processing circuit for magnetic recording, magnetic recording apparatus

#83
20050213244
2005-09-29

Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the head

#84
20050207061
2005-09-22

Magnetic head for perpendicular recording and magnetic disk storage apparatus mounting the head

#85
20050204285
2005-09-15

Method for testing or recording servo signal on perpendicular magnetic recording media

#86
20050193405
2005-09-01

Magnetic recording and reproducing device and magnetic recording medium

#87
20050157424
2005-07-21

Fabrication method of a high gradient-field recording head for perpendicular magnetic recording

#88
20050134988
2005-06-23

Magnetic recording medium, magnetic recording apparatus using the same, and method and apparatus for manufacturing the magnetic recording medium

#89
20050128885
2005-06-16

High density thermal recording and magnetic reading recording medium and system

#90
20050117247
2005-06-02

Perpendicular recording magnetic disk apparatus

#91
20050111127
2005-05-26

Magnetic storage write heads using micro-electro mechanical shutters

#92
20050105219
2005-05-19

Differential CPP reader for perpendicular magnetic recording

#93
20050094470
2005-05-05

Ferroelectric device including a unit element having a topological outline in a C-shape or a S-shape

#94
20050088873
2005-04-28

Micromover configured to move a magnetic storage medium in perpendicular directions in a plane

#95
20050084668
2005-04-21

Nanoclustered magnetic materials for high moment write pole applications

#96
20050083613
2005-04-21

Magnetoresistive head with first and second pairs of antiferromagnetic films imparting magnetic bias to first and second magnetization free layers and perpendicular magnetic recording-reproducing apparatus

#97
20050083598
2005-04-21

Magnetic pattern forming method, magnetic pattern forming apparatus, magnetic disk, and magnetic recording apparatus

#98
20050071859
2005-03-31

Record head for thermally assisted magnetic recording

#99
20050068855
2005-03-31

Recording medium and method of making the same

#100
20050068678
2005-03-31

Head for perpendicular magnetic recording with a shield structure connected to the return pole piece

#101
20050057855
2005-03-17

Substrate for magnetic recording medium

#102
20050052795
2005-03-10

Magnetoresistive head with an intermediate layer between first and second magnetization free layers and perpendicular magnetic recording-reproducing apparatus

#103
20050052794
2005-03-10

Magnetoresistive head and perpendicular magnetic recording-reproducing apparatus

#104
20050042367
2005-02-24

Perpendicular magnetic recording medium and process of production thereof

#105
20050024759
2005-02-03

Method and apparatus for decoding sync marks in a disk

#106
20050018346
2005-01-27

Method of fabricating a thin film magnetic recording head

#107
16440306
2020-07-07

Wire assisted magnetic recording with an alternating current driving the wire

#108
14297975
2015-09-22

Heat assisted magnetic recording writer having a recessed pole