ClassID:

201593

H01F13/006 - CPC Classification

Classification description:

Apparatus or processes for magnetising or demagnetising Methods and devices for demagnetising of magnetic bodies, e.g. workpieces, sheet material

Recent Application in this class:
#1
20260142065
2026-05-21

PERMANENT MAGNET DEMAGNETIZATION METHOD, DEVICE, AND MAGNET

#2
20260074103
2026-03-12

Energy Processing for Magnetic Coil Demagnetization

#3
20250378981
2025-12-11

SOLID-STATE DEGAUSS CIRCUIT FOR USE IN AN ELECTROMAGNETIC LOCK

#4
20250372292
2025-12-04

METHOD FOR REDUCING MAGNETISM ON A MOLD CHASE

#5
20250357829
2025-11-20

METHOD OF MANUFACTURING A CENTRIFUGAL WHEEL

#6
20250292941
2025-09-18

METHOD AND DEVICE FOR DEMAGNETIZING AND DISPERSING MAGNETIC PARTICLE

#7
20240420879
2024-12-19

SYSTEMS AND METHODS FOR DEMAGNETIZATION OF A PERMANENT MAGNET ROTOR

#8
20240186045
2024-06-06

ANCHORING SYSTEM WITH PERMANENT MAGNETS AND OPERATING METHOD THEREFOR

#9
20230420183
2023-12-28

System And Method For Producing Rare Earth Magnets From A Metal Powder Using Recycled Materials And Additive Manufacturing

#10
20230420171
2023-12-28

Electronic switching device for demagnetizing ferromagnetic material

#11
20230231506
2023-07-20

PROTECTION APPARATUS AND BRUSHLESS MOTOR SYSTEM

#12
20220336136
2022-10-20

Demagnetization method for multilayer shielding apparatus

#13
20220208219
2022-06-30

Capacitor Discharge Magnet Degausser Mechanism for Destroying the Functionality of Data Bearing Components of Magnetic Media Data Bearing Devices

#14
20220181062
2022-06-09

Magnetic field suppression system

#15
20220157505
2022-05-19

Distributed demagnetizing coil system, shielding device, and demagnetizing method

#16
20220093307
2022-03-24

Rapid demagnetization method based on characteristics of magnetic media

#17
20220093306
2022-03-24

Strategies to perform magnetization reversals in ferromagnets

#18
20220084732
2022-03-17

PMSM Demagnetization Fault Diagnosis Method Based on Fuzzy Intelligent Learning of Torque Signals

#19
20220017188
2022-01-20

Demagnetization and signature measurement system

#20
20210407718
2021-12-30

Electro-permanent magnet thermal protection

#21
20210304941
2021-09-30

Systems and methods to safely discharge inductors without energy limitations

#22
20210210269
2021-07-08

SOLAR CELL DEGAUSSING DEVICE, SOLAR CELL PRODUCTION SYSTEM AND SOLAR CELL DEGAUSSING METHOD

#23
20210019646
2021-01-21

Method for use with superconducting devices

#24
20200381157
2020-12-03

Inline demagnetization for operational pipelines

#25
20200294699
2020-09-17

Permanent magnet structure-based pipeline demagnetization device and application thereof

#26
20200287486
2020-09-10

Method to reduce the commutation loss in a motor inverter

#27
20200227194
2020-07-16

System and method for the recycling of rare earth magnets

#28
20200211748
2020-07-02

Degaussing a magnetized structure

#29
20200176165
2020-06-04

DEVICE FOR DEMAGNETIZING FERROMAGNETIC MATERIALS

#30
20200126706
2020-04-23

Device for evaluating and demagnetizing residual magnetism quantity of power transformer and control method thereof

#31
20190272847
2019-09-05

Magnetic structure for erasing media having high magnetic coercivity

#32
20190229655
2019-07-25

Method to reduce the commutation loss in a motor inverter

#33
20190096559
2019-03-28

Device for demagnetizing elongated components and method for demagnetizing such components

#34
20190049531
2019-02-14

CALCULATING METHOD FOR ULTIMATE DEMAGNETIZATION TEMPERATURE OF LOUDSPEAKER MAGNETIC STEEL

#35
20180301265
2018-10-18

Magnetic transfer module and method for transferring electronic element

#36
20180261368
2018-09-13

Demagnetization device and method for demagnetizing a transformer core

#37
20180254143
2018-09-06

Resonant transformer with adjustable leakage inductance

#38
20180114678
2018-04-26

Electromagnet device, electromagnet controller, electromagnet control method, and electromagnet system

#39
20180075961
2018-03-15

Degauss circuit for use in an electronically actuated door lock

#40
20170278659
2017-09-28

Temperature-based control of inductor demagnetization

#41
20170178018
2017-06-22

Method of fabricating an electrical filter for use with superconducting-based computing systems

#42
20170154717
2017-06-01

Method for producing magnet of magnetic encoder

#43
20170128954
2017-05-11

System and method for the recycling of rare earth magnets

#44
20170084374
2017-03-23

Neutralizing external magnetic forces on an OIS module

#45
20170077380
2017-03-16

Systems and methods for magnetic shielding

#46
20160372245
2016-12-22

Method for in-situ magnetization or degaussing of generator rotor

#47
20150371749
2015-12-24

UNCONTROLLED ALTERNATING-CURRENT DEMAGNETISER

#48
20150320206
2015-11-12

Adjustable shelving assembly and the method thereof

#49
20150093705
2015-04-02

DEMAGNETIZING APPARATUS, DRAWING APPARATUS, AND METHOD OF MANUFACTURING ARTICLE

#50
20150085418
2015-03-26

Systems and methods for discharging inductors with temperature protection

#51
20150070117
2015-03-12

ELIMINATING ANHYSTERETIC MAGNETISM IN FERROMAGNETIC BODIES

#52
20150069677
2015-03-12

Mixing apparatus for magnet recycling

#53
20150068030
2015-03-12

Harvesting apparatus for magnet recycling

#54
20150016006
2015-01-15

Method and apparatus for demagnetizing transformer cores in closed loop magnetic current sensors

#55
20150015353
2015-01-15

Initialization of magnetic features

#56
20140350235
2014-11-27

IN SITU OLIGONUCLEOTIDE SYNTHESIS ON A PARAMAGNETIC SUPPORT

#57
20140268472
2014-09-18

Mobile EAS deactivator

#58
20140203753
2014-07-24

Method and drive apparatus for driving an electromagnetic actuator

#59
20140202833
2014-07-24

Mitigated-force carriage for high magnetic field environments

#60
20140104021
2014-04-17

System and method for demagnetization of a magnetic structure region

#61
20140078636
2014-03-20

Systems and methods for magnetic shielding

#62
20130201591
2013-08-08

Residual magnetic devices and methods

#63
20130148250
2013-06-13

Multi-purpose electrical coil as a magnetic flux generator, heater or degauss coil

#64
20130094117
2013-04-18

Method and apparatus for demagnetizing generator components prior to electromagnetic core imperfection testing or EL-CID testing

#65
20130089401
2013-04-11

Mitigated-force carriage for high magnetic field environments

#66
20120105997
2012-05-03

Induction of magnetic bias in a magnetic recording disk

#67
20120085358
2012-04-12

Systems and Methods for Magnetically Charging and Discharging a Member Configured for Medical Use

#68
20110237442
2011-09-29

Systems and methods for magnetic shielding

#69
20110139434
2011-06-16

Method and apparatus for demagnetizing a borehole

#70
20110103173
2011-05-05

Position sensor

#71
20110100981
2011-05-05

DEMAGNETIZATION SYSTEM AND METHOD

#72
20100302701
2010-12-02

Capacitor based bi-directional degaussing device with chamber

#73
20100149717
2010-06-17

Bulk eraser

#74
20100079227
2010-04-01

Flux mitigation

#75
20100067162
2010-03-18

Demagnetization circuit of a mobile phone

#76
20090247411
2009-10-01

Interface device for a high temperature superconductor degaussing system junction box

#77
20090072937
2009-03-19

Steel pipe demagnetizing tool

#78
20090015254
2009-01-15

Demagnetizer to eliminate residual magnetization of wellbore wall produced by nuclear magnetic resonance logs

#79
20080313886
2008-12-25

Methods and Apparatuses for Magnetizing an Object and for Calibrating a Sensor Device

#80
20080197950
2008-08-21

Demagnetizing method

#81
20080180203
2008-07-31

Permanent magnet bulk degausser

#82
20080180202
2008-07-31

High-current, compact flexible conductors containing high temperature superconducting tapes

#83
20080115591
2008-05-22

Magnetic principle based torque sensor

#84
20080030916
2008-02-07

Thyristor controlled alternating current demagnetizer

#85
20070133142
2007-06-14

Automatic setting of the resonant frequency on demagnetization of different parts in demagnetization installations

#86
20070115603
2007-05-24

Demagnetization method by way of alternating current impulses in a conductor loop put in loops

#87
20060226941
2006-10-12

Residual magnetic devices and methods

#88
20060225985
2006-10-12

Residual magnetic devices and methods

#89
20060219499
2006-10-05

Residual magnetic devices and methods

#90
20060170425
2006-08-03

Method and apparatus for demagnetizing a borehole

#91
20060168799
2006-08-03

Recycling method for magnetic field generator

#92
20060157475
2006-07-20

Image heating apparatus having a heat generation member generating heat by magnetic flux and heating an image on a recording material

#93
20060066973
2006-03-30

Write head demagnetizer

#94
20060018075
2006-01-26

Permanent magnet bulk degausser

#95
20050258965
2005-11-24

Method and apparatus for deactivating an EAS device

#96
20050205560
2005-09-22

Image heating apparatus having a heat generation member generating heat by magnetic flux and heating an image on a recording material

#97
20050193834
2005-09-08

Torque sensor

#98
20050141118
2005-06-30

Recorded data deleting device for hard disk

#99
20050093699
2005-05-05

Electronic article surveillance marker deactivator using inductive discharge

#100
16289607
2024-01-30

Magnetic field adjustments to a magnetic latch for producing accurate kinematics in a computing device

#101
15484383
2019-10-08

Method and apparatus for degaussing heat-assisted magnetic recording media

#102
14976286
2016-12-13

Reset of magnetic domains in write head via external field