ClassID:

197921

G11B5/667 - page 2 - CPC Classification

Classification description:

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor; Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers including a soft magnetic layer

Recent Application in this class:
#301
20070070547
2007-03-29

Magnetic recording media and magnetic recording device

#302
20070065681
2007-03-22

Anti-ferromagnetically coupled soft underlayer

#303
20070053107
2007-03-08

Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording apparatus

#304
20070053106
2007-03-08

Magnetic recording medium having soft magnetic layer and perpendicular magnetic recording layer

#305
20070042227
2007-02-22

Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus

#306
20070041306
2007-02-22

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

#307
20070039922
2007-02-22

Perpendicular magnetic discrete track recording disk

#308
20070037018
2007-02-15

Perpendicular magnetic recording media, magnetic recording apparatus

#309
20070037016
2007-02-15

Perpendicular magnetic recording disk with recording layer containing selected metal oxides and formed on a reduced-thickness exchange-break layer

#310
20070031705
2007-02-08

Magnetic recording medium and process for producing the same

#311
20070026261
2007-02-01

Recording medium comprising laminated underlayer structures

#312
20070020487
2007-01-25

Perpendicular recording medium having recording layer with controlled properties and method of manufacturing the perpendicular recording medium

#313
20070020486
2007-01-25

Perpendicular magnetic recording medium with metamagnetic antiferromagnetically-coupled layer between the soft underlayer and recording layer

#314
20070015011
2007-01-18

PERPENDICULAR MAGNETIC RECORDING MEDIUM

#315
20070009654
2007-01-11

Method of producing a magnetic recording medium and a magnetic recording medium formed thereby

#316
20070003795
2007-01-04

Perpendicular magnetic recording media with soft magnetic underlayer

#317
20070003792
2007-01-04

Recording heads including a magnetically damped write pole and recording systems including such heads

#318
20060291100
2006-12-28

Thin film structure having a soft magnetic interlayer

#319
20060275629
2006-12-07

Perpendicular magnetic recording medium having an interlayer of a non-magnetic nickel alloy

#320
20060275628
2006-12-07

Perpendicular media with dual soft magnetic layers

#321
20060272937
2006-12-07

Method and apparatus for formation of oriented magnetic films for magnetic recording media

#322
20060269799
2006-11-30

Perpendicular magnetic recording disk with improved recording layer having high oxygen content

#323
20060269792
2006-11-30

Perpendicular magnetic recording medium with improved antiferromagnetically-coupled recording layer

#324
20060246324
2006-11-02

Adhesion layer for thin film magnetic recording medium

#325
20060228587
2006-10-12

Perpendicular magnetic recording medium

#326
20060226116
2006-10-12

Magnetic recording media and method of forming them

#327
20060222908
2006-10-05

Perpendicular magnetic disk apparatus

#328
20060222901
2006-10-05

Magnetic recording medium and magnetic recording device

#329
20060222900
2006-10-05

Magnetic recording medium and magnetic recording device

#330
20060222896
2006-10-05

Magnetic recording medium and magnetic storage apparatus

#331
20060216551
2006-09-28

Perpendicular magnetic recording disk and method of producing same

#332
20060213426
2006-09-28

Structure, magnetic recording medium, and method of producing the same

#333
20060210837
2006-09-21

Method of plating on a glass base plate, a method of manufacturing a disk substrate for a perpendicular magnetic recording medium, a disk substrate for a perpendicular magnetic recording medium, and a perpendicular magnetic recording medium

#334
20060199044
2006-09-07

Perpendicular media with Cr-doped Fe-alloy-containing soft underlayer (SUL) for improved corrosion performance

#335
20060199043
2006-09-07

Perpendicular magnetic recording medium and magnetic storage apparatus

#336
20060192552
2006-08-31

Systems for recording position information in a magnetic layer on a piston rod

#337
20060188753
2006-08-24

Perpendicular magnetic recording media

#338
20060177702
2006-08-10

Magnetic recording medium, method of producing the same, and magnetic storage apparatus

#339
20060154113
2006-07-13

Perpendicular magnetic recording medium and magnetic recording device

#340
20060147761
2006-07-06

Perpendicular magnetic recording disk

#341
20060147760
2006-07-06

Perpendicular magnetic recording medium

#342
20060147759
2006-07-06

Perpendicular magnetic recording media

#343
20060147758
2006-07-06

Perpendicular magnetic recording medium with magnetically resetable single domain soft magnetic underlayer

#344
20060146445
2006-07-06

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

#345
20060141292
2006-06-29

Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus

#346
20060141141
2006-06-29

Magnetic recording medium and method for manufacture thereof

#347
20060139794
2006-06-29

Magnetic disk apparatus

#348
20060134468
2006-06-22

Soft magnetic thin film, manufacturing method therefor, perpendicular magnetic recording medium, and magnetic record reproducing device

#349
20060134467
2006-06-22

Perpendicular magnetic recording medium and method of manufacturing it

#350
20060121318
2006-06-08

Magnetic recording media with discrete tracks of magnetic material in a magnetically soft underlayer

#351
20060121317
2006-06-08

Magnetic recording medium, method of manufacturing the magnetic recording medium and a magnetic disk drive using the magnetic recording medium

#352
20060098343
2006-05-11

Magnetic recording medium and magnetic recording and reproduction apparatus

#353
20060093868
2006-05-04

Vertical magnetic recording medium and manufacturing method thereof

#354
20060093865
2006-05-04

Perpendicular magnetic recording media with laminated soft magnetic underlayer

#355
20060093864
2006-05-04

Magnetic recording medium with corrosion resistance and manufacturing method

#356
20060093863
2006-05-04

Magnetic recording medium, manufacturing process thereof, and magnetic recording apparatus

#357
20060090998
2006-05-04

Manufacturing process for perpendicular magnetic recording medium

#358
20060088736
2006-04-27

Perpendicular magnetic recording medium and manufacturing of the same

#359
20060086606
2006-04-27

Method for manufacturing perpendicular magnetic recording medium

#360
20060083952
2006-04-20

Magnetic recording medium with diamond-like carbon protective film, and manufacturing method thereof

#361
20060083951
2006-04-20

Perpendicular magnetic recording medium, and magnetic recording/reproducing apparatus using the same

#362
20060076233
2006-04-13

Magnetic recording medium and method for production thereof

#363
20060040140
2006-02-23

Magnetic recording medium and magnetic recording/reproducing apparatus

#364
20060038556
2006-02-23

Systems of recording piston rod position information in a magnetic layer on a piston rod

#365
20060027527
2006-02-09

Method of producing perpendicular magnetic recording disk

#366
20060024432
2006-02-02

Magnetic recording media with tuned exchange coupling and method for fabricating same

#367
20060014051
2006-01-19

Perpendicular magnetic recording medium and method of manufacturing the same

#368
20060002026
2006-01-05

Magnetic recording media for tilted recording

#369
20060001996
2006-01-05

Perpendicular magnetic recording apparatus

#370
20050282037
2005-12-22

Substrate for perpendicular magnetic recording hard disk medium and method for producing the same

#371
20050255337
2005-11-17

Perpendicular magnetic recording medium, method of producing the same, and magnetic storage device

#372
20050255336
2005-11-17

Perpendicular magnetic recording medium, method of producing the same, and magnetic storage device

#373
20050249984
2005-11-10

Perpendicular magnetic recording medium, production process thereof, and perpendicular magnetic recording and reproducing apparatus

#374
20050249870
2005-11-10

Method for producing multilayer film perpendicular magnetic recording medium

#375
20050244679
2005-11-03

Perpendicular magnetic recording medium, manufacturing process of the same, and magnetic recording/reproducing apparatus using the same

#376
20050238929
2005-10-27

Disk substrate for a perpendicular magnetic recording medium and a perpendicular magnetic recording medium using the substrate

#377
20050238926
2005-10-27

Substrate for a perpendicular magnetic recording medium and a perpendicular magnetic recording medium using the substrate

#378
20050233178
2005-10-20

Vertical magnetic recording medium, magnetic recording apparatus and manufacturing method of a vertical magnetic recording medium

#379
20050227120
2005-10-13

Magnetic recording medium containing first and second recording layers, each layer containing a columnar structure

#380
20050225900
2005-10-13

Magnetic recording media and production thereof, and, magnetic recording apparatus and method

#381
20050223848
2005-10-13

Co alloy target and its production method, soft magnetic film for perpendicular magnetic recording and perpendicular magnetic recording medium

#382
20050221129
2005-10-06

Monocrystalline silicon substrate coated with metal-plated layer and perpendicular magnetic recording medium

#383
20050214592
2005-09-29

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

#384
20050214591
2005-09-29

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

#385
20050214590
2005-09-29

Magnetic recording medium and magnetic recording apparatus

#386
20050214585
2005-09-29

Anti-ferromagnetically coupled granular-continuous magnetic recording media

#387
20050214520
2005-09-29

Granular thin film, perpendicular magnetic recording medium employing granular thin film and magnetic recording apparatus

#388
20050204285
2005-09-15

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

#389
20050202286
2005-09-15

Inter layers for perpendicular recording media

#390
20050196649
2005-09-08

Perpendicular magnetic recording medium

#391
20050196641
2005-09-08

Perpendicular magnetic recording medium and method for manufacturing the same

#392
20050191525
2005-09-01

Magnetic recording medium and magnetic recording medium substrate

#393
20050190478
2005-09-01

Longitudinal magnetic recording using magnetic media with a soft underlayer

#394
20050186453
2005-08-25

Perpendicular magnetic recording medium and method of manufacturing the same

#395
20050163037
2005-07-28

Magnetic anisotropy of soft-underlayer induced by magnetron field

#396
20050158585
2005-07-21

Vertical magnetic recordding medium magnetic recorder having same vertical magnetic recording medium manufacturing method and vertical magnetic recording medium manufacturing apparatus

#397
20050153169
2005-07-14

Perpendicular magnetic recording medium and a method for manufacturing the same

#398
20050153168
2005-07-14

Co-based perpendicular magnetic recording media

#399
20050138796
2005-06-30

Method for manufacturing a magnetic medium

#400
20050129985
2005-06-16

Perpendicular magnetic recording media

#401
20050123805
2005-06-09

Perpendicular magnetic recording medium

#402
20050120545
2005-06-09

Method of fabricating a magnetic discrete track recording disk

#403
20050118460
2005-06-02

Magnetic backlayer

#404
20050074633
2005-04-07

High coercivity perpendicular magnetic recording media on polymer substrates

#405
20050068855
2005-03-31

Recording medium and method of making the same

#406
20050058854
2005-03-17

Perpendicular magnetic recording medium and manufacturing of the same

#407
20050057855
2005-03-17

Substrate for magnetic recording medium

#408
20050053795
2005-03-10

Dual seed layer for recording media

#409
20050048321
2005-03-03

Magnetic recording medium and magnetic recording apparatus

#410
20050037238
2005-02-17

Perpendicular magnetic recording medium and method for production thereof

#411
20050037237
2005-02-17

Multilayer perpendicular media with high-boron or high-carbon additives to CoCr films

#412
20050036223
2005-02-17

Magnetic discrete track recording disk

#413
20050019608
2005-01-27

Perpendicular magnetic recording medium

#414
20050014029
2005-01-20

Perpendicular magnetic recording medium and method of manufacturing thereof

#415
20050008902
2005-01-13

Soft magnetic film for perpendicular recording disk

#416
20050008900
2005-01-13

Substrate for magnetic recording medium

#417
18922664
2026-01-06

Ultrafast pulse assisted magnetic recording

#418
17353472
2022-07-26

Magnetic recording media with oxidized pre-seed layer

#419
17353456
2022-11-22

Magnetic recording media with plasma-polished pre-seed layer or substrate

#420
15959358
2019-04-30

Heat-assisted magnetic recording (HAMR) medium with rhodium or rhodium-based alloy heat-sink layer

#421
15389432
2018-02-06

Dual cap layers for heat-assisted magnetic recording media

#422
14695463
2016-08-30

Magnetic seed layer used with an unbalanced soft underlayer

#423
14673676
2016-03-08

Acidic post-sputter wash for magnetic recording media

#424
14603258
2015-09-08

High performance perpendicular magnetic granular media consisting of multiple exchange control layers

#425
14586727
2018-06-05

Seed structure for perpendicular magnetic recording media

#426
14497299
2017-06-20

NiFeX-based seed layer for magnetic recording media

#427
14491648
2016-11-22

Data media with tuned thermal conductivity and magnetic permeability

#428
13799659
2017-01-17

Systems and methods for providing high performance soft magnetic underlayers for magnetic recording media

#429
12978225
2015-01-27

Dynamic spring media with multiple exchange coupled hard-soft magnetic layers

#430
12860616
2014-11-18

Single layer small grain size FePT:C film for heat assisted magnetic recording media