ClassID:

197938

G11B5/70621 - 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 one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys containing Co metal or alloys

Recent Application in this class:
#1
20230386515
2023-11-30

MAGNETIC RECORDING MEDIUM, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RECORDING AND REPRODUCING DEVICE

#2
20230048634
2023-02-16

Heat-assisted magnetic recording (HAMR) medium with optical-coupling multilayer between the recording layer and heat-sink layer

#3
20230019656
2023-01-19

Sputtering target

#4
20220139423
2022-05-05

MAGNETIC RECORDING MEDIUM

#5
20220036919
2022-02-03

Cobalt ferrite magnetic powder, method of producing the same, and magnetic recording medium

#6
20210390980
2021-12-16

Tape media having synergistic magnetic recording layer and underlayer

#7
20210287704
2021-09-16

MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RECORDING AND REPRODUCING APPARATUS

#8
20210256998
2021-08-19

Magnetic recording medium utilizing adjacent underlayer and magnetic layer having particular compositions, magnetic storage apparatus, and method of manufacturing magnetic recording medium

#9
20210172050
2021-06-10

SPUTTERING TARGET, METHOD FOR PRODUCING LAMINATED FILM, LAMINATED FILM AND MAGNETIC RECORDING MEDIUM

#10
20210098017
2021-04-01

Magnetic recording medium having magnetic layer with nitride of carbon or hydride of carbon, and magnetic storage apparatus

#11
20210056990
2021-02-25

Magnetic recording layer formulation for tape media

#12
20210020193
2021-01-21

Current-perpendicular-to-plane giant magnetoresistive element, precursor thereof, and manufacturing method thereof

#13
20210012805
2021-01-14

Magnetic recording medium and cartridge

#14
20200411042
2020-12-31

High density magnetic recording medium and cartridge

#15
20200402531
2020-12-24

High density magnetic recording medium and cartridge including high density magnetic recording medium

#16
20200312510
2020-10-01

Large moments in BCC FECOMNand other alloy thin films

#17
20200312363
2020-10-01

Magnetic recording medium and magnetic recording and reproducing device

#18
20190295583
2019-09-26

Magnetic recording medium having magnetic layer with hydride of carbon, and magnetic storage apparatus

#19
20190228799
2019-07-25

Aluminum alloy substrate for magnetic recording medium and method for manufacturing the same, substrate for magnetic recording medium, magnetic recording medium, and hard disc drive

#20
20190228798
2019-07-25

Aluminum alloy substrate for magnetic recording medium and method for manufacturing the same, substrate for magnetic recording medium, magnetic recording medium, and hard disc drive

#21
20190228797
2019-07-25

Aluminum alloy substrate for magnetic recording medium and method for manufacturing the same, substrate for magnetic recording medium, magnetic recording medium, and hard disc drive

#22
20190180780
2019-06-13

Heat assisted magnetic recording with exchange coupling control layer

#23
20190122696
2019-04-25

Perpendicular recording media with carbon grain isolation initiation layer

#24
20190122695
2019-04-25

Heat assisted magnetic recording with exchange coupling control layer

#25
20190066723
2019-02-28

Magnetic recording medium having cubic ferrite or e-phase iron oxide magnetic particles

#26
20180358046
2018-12-13

Magnetic recording medium

#27
20180358044
2018-12-13

MAGNETIC RECORDING MEDIUM

#28
20180350399
2018-12-06

HEAT ASSISTED MAGNETIC RECORDING MEDIA WITH CO-BASED ALLOY

#29
20180208479
2018-07-26

Method for producing iron-based oxide magnetic particle powder

#30
20180108375
2018-04-19

Magnetic recording medium having a protective layer

#31
20180033528
2018-02-01

Surface-modified iron-based oxide magnetic particle powder

#32
20170243605
2017-08-24

Perpendicular magnetic recording with multiple antiferromagnetically coupled layers

#33
20170162220
2017-06-08

Magnetic recording medium having cubic ferrite or e-phase iron oxide magnetic particles

#34
20130242430
2013-09-19

MAGNETIC RECORDING MEDIUM, METHOD FOR MANUFACTURING MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING OR REPRODUCING APPARATUS

#35
20110305924
2011-12-15

Metallic magnetic powder and manufacturing method of the same, magnetic painting, magnetic powder for magnetic therapy, and magnetic recording medium

#36
20110147642
2011-06-23

Method of producing magnetic powder for magnetic recording medium

#37
20110061496
2011-03-17

Magnetic metal powder suitable for use in magnetic recording media and method of manufacturing the powder

#38
20090142623
2009-06-04

MAGNETIC RECORDING MEDIUM AND METHOD FOR PRODUCING THE SAME

#39
20090136783
2009-05-28

MAGNETIC RECORDING MEDIUM AND PROCESS FOR PRODUCTION OF MAGNETIC RECORDING MEDIUM

#40
20090127495
2009-05-21

SmCo-BASED MAGNETIC FINE PARTICLES, MAGNETIC RECORDING MEDIUM AND PROCESS FOR PRODUCTION OF MAGNETIC RECORDING MEDIUM

#41
20080107921
2008-05-08

MAGNETIC TAPE AND MAGNETIC TAPE CARTRIDGE

#42
20070243403
2007-10-18

Recording paper

#43
20070231606
2007-10-04

Magnetic recording medium and process for producing the same

#44
20070227302
2007-10-04

Magnetic metal powder suitable for use in magnetic recording media and method of manufacturing the powder

#45
20070159722
2007-07-12

Magnetic recording medium using magnetic powder having a core portion and an outer layer portion including a rare earth element and magnetic recording cassette

#46
20070087229
2007-04-19

Magnetic powder for magnetic recording medium

#47
20070059557
2007-03-15

Ferromagnetic powder, and coating material and magnetic recording medium using same

#48
20070009655
2007-01-11

METHOD OF MANUFACTURING A MAGNETIC RECORDING MEDIUM

#49
20060225535
2006-10-12

Magnetic nanoparticles

#50
20060141294
2006-06-29

Magnetic recording medium

#51
20060118206
2006-06-08

Magnetic powder, a magnetic recording medium using the magnetic powder, and a method of surface treating a magnetic powder

#52
20060068231
2006-03-30

Magnetic recording medium and method for manufacturing the same

#53
20060032330
2006-02-16

Face-centered cubic structure alloy particles and method of manufacturing same

#54
20060008645
2006-01-12

Magnetic powder, method for producing the same and magnetic recording medium comprising the same

#55
20050276999
2005-12-15

Magnetic recording medium using magnetic powder having a core portion and an outer layer portion including a rare earth element and magnetic recording cassette

#56
20050153170
2005-07-14

Magnetic tape and magnetic tape cartridge

#57
20050150574
2005-07-14

Method of making ferromagnetic iron alloy powder for magnetic recording medium

#58
20050112409
2005-05-26

Magnetic recording medium

#59
20050064243
2005-03-24

Magnetic recording medium

#60
20050053804
2005-03-10

Magnetic recording layer

#61
17353472
2022-07-26

Magnetic recording media with oxidized pre-seed layer

#62
17353456
2022-11-22

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

#63
15694276
2018-10-23

Heat-assisted magnetic recording (HAMR) medium with heat-sink layer having anisotropic thermal conductivity

#64
15615782
2018-05-29

Heat assisted magnetic recording media with enhanced tuning exchange coupling