ClassID:

201464

H01F7/0278 - CPC Classification

Classification description:

Magnets; Permanent magnets [PM]; Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles

Sub-classes:
Recent Application in this class:
#1
20260092996
2026-04-02

POLE PIECE

#2
20260088203
2026-03-26

MAGNET STRUCTURES

#3
20260029827
2026-01-29

ELECTRONIC DEVICE COMPRISING MAGNET ARRAY

#4
20250372291
2025-12-04

HELBECK ARRAY PLANAR COIL STRUCTURAL UNIT

#5
20250357563
2025-11-20

MAGNETIC FLUX GENERATOR

#6
20250298108
2025-09-25

METHODS AND APPARATUS FOR MAGNETIC FIELD SHIMMING

#7
20250292940
2025-09-18

MAGNETIC FIELD GENERATING DEVICE AND MAGNETIC REFRIGERATION APPARATUS USING SAME

#8
20250248312
2025-07-31

MONOLITHICALLY INTEGRATED REMNANT MAGNETIC FIELD AND GRADIENT GENERATION IN ION TRAPS

#9
20250149219
2025-05-08

LIGHTWEIGHT ASYMMETRIC ARRAY OF MAGNET ELEMENTS

#10
20250111971
2025-04-03

UNDULATOR PHASE TUNING WITH MECHANICAL SHIMMING

#11
20240371555
2024-11-07

MAGNETIC FIELD GENERATION DEVICE AND MOLTEN METAL DRIVE SYSTEM

#12
20240331908
2024-10-03

METHODS OF DYNAMIC MECHANICAL ANALYSIS USING NUCLEAR MAGNETIC RESONANCE

#13
20240296983
2024-09-05

System for generating a magnetic field

#14
20240221984
2024-07-04

Lightweight asymmetric array of magnet elements

#15
20240161955
2024-05-16

MAGNET ARRANGEMENT FOR PRODUCING A FIELD SUITABLE FOR NMR IN A CONCAVE REGION

#16
20240120138
2024-04-11

LIGHTWEIGHT ASYMMETRIC MAGNET ARRAYS WITH MIXED-PHASE MAGNET RINGS

#17
20240087780
2024-03-14

PERMANENT MAGNETS WITH TAILORED TEXTURE AND MAGNETIC ORIENTATION

#18
20230386716
2023-11-30

MAGNETIC RELEASE MECHANISM

#19
20230366959
2023-11-16

Methods and apparatus for magnetic field shimming

#20
20230360832
2023-11-09

Magnet arrangement for producing a field suitable for NMR in a concave region

#21
20230352237
2023-11-02

Freeze-cast magnetic flake composites

#22
20230326637
2023-10-12

Methods for tailoring magnetism, and structures obtained therefrom

#23
20230194636
2023-06-22

SYSTEMS AND METHODS FOR MAGNETIC CONFIGURATION OPTIMIZATION

#24
20230193883
2023-06-22

Magnetic circuit for creating a magnetic field in a main annular ionisation and acceleration channel of a hall-effect plasma thruster

#25
20230140971
2023-05-11

ELECTRONIC DEVICE COMPRISING MAGNET ARRAY

#26
20220336135
2022-10-20

Permanent magnet based magnetiser

#27
20220291312
2022-09-15

Device, system and method for obtaining a magnetic measurement with permanent magnets

#28
20220208427
2022-06-30

Multipole magnet

#29
20220206093
2022-06-30

Methods and apparatus for magnetic field shimming

#30
20220044870
2022-02-10

Methods for tailoring magnetism, and structures obtained therefrom

#31
20220044851
2022-02-10

Permanent magnets with tailored texture and magnetic orientation

#32
20210405138
2021-12-30

Lightweight asymmetric array of magnet elements

#33
20210405137
2021-12-30

Lightweight asymmetric magnet arrays with mixed-phase magnet rings

#34
20210398722
2021-12-23

Hybrid magnet structure

#35
20210285301
2021-09-16

Use of halbach array in downhole debris retrieval magnets

#36
20210233692
2021-07-29

Magnet arrangement for producing a field suitable for NMR in a concave region

#37
20210221712
2021-07-22

Magnetization purifying device for air and water

#38
20210210268
2021-07-08

DEVICE, SYSTEM AND METHOD FOR OBTAINING A MAGNETIC MEASUREMENT WITH PERMANENT MAGNETS

#39
20210151232
2021-05-20

System for generating a magnetic field

#40
20210033687
2021-02-04

Methods and apparatus for magnetic field shimming

#41
20200331067
2020-10-22

FREEZE-CAST MAGNETIC FLAKE COMPOSITES

#42
20200314995
2020-10-01

System of electron irradiation

#43
20200246629
2020-08-06

Method, system and components for selective magnetic particle motion

#44
20200227193
2020-07-16

Magnetizing device with reduced stray field

#45
20200166591
2020-05-28

Halbach magnet arrangement with notch

#46
20200150202
2020-05-14

Methods and apparatus for magnetic field shimming

#47
20200143969
2020-05-07

Magnet arrangement for producing a field suitable for NMR in a concave region

#48
20200143964
2020-05-07

CYLINDRICAL COMPOSITE PERMANENT MAGNET AND MAGNETIC ASSEMBLY COMPRISING THE SAME

#49
20200064424
2020-02-27

Permanent magnet arrangement for generating a homogeneous field (“3D Halbach”)

#50
20190385773
2019-12-19

MAGNETIC FIELD GENERATORS BASED ON HIGH MAGNETIC PERMEABILITY MATERIALS

#51
20190244737
2019-08-08

Magnet design

#52
20190180899
2019-06-13

Stator secondary windings to modify a permanent magnet (PM) field

#53
20190174003
2019-06-06

Providing voice call support in a network

#54
20190172620
2019-06-06

Device, system and method for obtaining a magnetic measurement with permanent magnets

#55
20190170840
2019-06-06

Device, system and method for obtaining a magnetic measurement with permanent magnets

#56
20190115202
2019-04-18

MAGNET ASSEMBLY WITH IMPROVED FIELD UNIFORMITY AND METHODS OF MAKING AND USING SAME

#57
20190101604
2019-04-04

Magnetic field-generating device for magnetic particle imaging

#58
20190088393
2019-03-21

Apparatus and methods for controlling a charged particle in a magnetic field

#59
20190080829
2019-03-14

MAGNET ARRAY WITH NEAR SINUSOIDAL FIELD OUTPUT

#60
20190080828
2019-03-14

Undulator magnet, undulator, and radiation light generating device

#61
20190075646
2019-03-07

Helical permanent magnet structure and undulator using the same

#62
20190068008
2019-02-28

Permanent magnet design to enable higher magnetic flux density

#63
20190027955
2019-01-24

Microprojection device and magnetic suspension base

#64
20190013132
2019-01-10

System for generating a magnetic field

#65
20190011510
2019-01-10

Methods and apparatus for magnetic field shimming

#66
20180342339
2018-11-29

Magnetic field generators based on high magnetic permeability materials

#67
20180335801
2018-11-22

MAGNETICALLY COMPENSATED BUTTON FEEL IN AN ELECTRONIC SYSTEM

#68
20180313920
2018-11-01

Magnet assembly for MRI comprising cylindrical rings of halbach type

#69
20180292481
2018-10-11

Permanent magnet arrangement for MR apparatuses with axially and laterally displaceable, rotatably mounted ring modules

#70
20180269809
2018-09-20

Magnetic levitator

#71
20180130586
2018-05-10

DEVICES AND SYSTEMS FOR DEFLECTING A LASER BEAM

#72
20180120406
2018-05-03

Calibration tool for calibrating a magnetic sensor

#73
20180098412
2018-04-05

Undulator

#74
20180093518
2018-04-05

Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production, items carrying an optical effect layer, and uses thereof

#75
20180040406
2018-02-08

Device, system and method for obtaining a magnetic measurement with permanent magnets

#76
20180033336
2018-02-01

Braille cells and assemblies for single-line braille displays

#77
20170352460
2017-12-07

MAGNETIC FIELD GENERATION APPARATUS OF MAGNETORHEOLOGICAL POLISHING DEVICE

#78
20170339777
2017-11-23

Undulator magnet array and undulator

#79
20170279175
2017-09-28

Irreversible circuit element and module

#80
20170276749
2017-09-28

Methods and apparatus for magnetic field shimming

#81
20170276747
2017-09-28

Methods and apparatus for magnetic field shimming

#82
20170263363
2017-09-14

Method and apparatus for particle actuation in a space

#83
20170140859
2017-05-18

Magnetic field force energy/water

#84
20170117077
2017-04-27

MULTI-STAGE PERMANENT MAGNET STRUCTURE AND INTEGRATED POWER INDUCTORS

#85
20170092407
2017-03-30

Solenoid actuator

#86
20170084373
2017-03-23

PROGRAMMABLE MAGNET ORIENTATIONS IN A MAGNETIC ARRAY

#87
20170069416
2017-03-09

METHOD AND APPARATUS FOR NON-CONTACT AXIAL PARTICLE ROTATION AND DECOUPLED PARTICLE PROPULSION

#88
20170032877
2017-02-02

Dipole ring magnetic field generator

#89
20170023531
2017-01-26

Non-contact magnetostrictive sensor for guided wave monitoring of wire ropes or other solid ferrous objects without ferromagnetic coupling

#90
20160334212
2016-11-17

Sensing of a magnetic target

#91
20160282144
2016-09-29

Magnetic sensor including two bias magnetic field generation units for generating stable bias magnetic field

#92
20160247616
2016-08-25

Flux focusing arrangement for permanent magnets, methods of fabricating such arrangements, and machines including such arrangements

#93
20160197544
2016-07-07

Halbach array and magnetic suspension damper using same

#94
20160196910
2016-07-07

Method and device for compensation of temporal magnetic field fluctuations in powered magnets

#95
20160181049
2016-06-23

Electromagnetic actuator and method of use

#96
20160180999
2016-06-23

Electromagnetic mating interface

#97
20160148735
2016-05-26

Annular sintered magnet with radial magnetization and reinforced mechanical strength

#98
20160148734
2016-05-26

MAGNETIC MATERIAL, USE THEREOF, AND METHOD FOR PRODUCING SAME

#99
20160133369
2016-05-12

Permanent magnet assemblies for generating concave field lines and process for creating optical effect coating therewith (inverse rolling bar)

#100
20160125994
2016-05-05

Method and apparatus for non-contact axial particle rotation and decoupled particle propulsion

#101
20160111948
2016-04-21

Fine element magnet array

#102
20160093429
2016-03-31

Magnet arrays

#103
20160087553
2016-03-24

Electrically driven magnetic shape memory apparatus and method

#104
20160086708
2016-03-24

Balanced magnetic array

#105
20160072998
2016-03-10

Stage apparatus, image-shake correction apparatus and electronic apparatus

#106
20160071640
2016-03-10

Solenoid actuator

#107
20160068004
2016-03-10

SECURITY THREAD OR STRIPE, MAGNETIC ORIENTING CYLINDER, AND METHODS OF MAKING AND USING MAGNETIC ORIENTING CYLINDER

#108
20160064989
2016-03-03

Microprojection device and magnetic suspension base

#109
20160064130
2016-03-03

Electronic device with signal line routing to minimize vibrations

#110
20160064129
2016-03-03

Undulator with dynamic compensation of magnetic forces

#111
20160038949
2016-02-11

Magnet and device for magnetic density separation

#112
20160012995
2016-01-14

Magnetic switch

#113
20150372365
2015-12-24

Irreversible circuit element and module

#114
20150369882
2015-12-24

Magnetic substance detection device

#115
20150367141
2015-12-24

Magnetic neurostimulation with reduced acoustic emission

#116
20150362088
2015-12-17

Magnetically Controlled Pressure Relief Valve

#117
20150352883
2015-12-10

Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production, items carrying an optical effect layer, and uses thereof

#118
20150345990
2015-12-03

Systems and methods for a magnet with uniform magnetic flux

#119
20150332832
2015-11-19

Correction of angle errors in permanent magnets

#120
20150200046
2015-07-16

Apparatuses and methods for cancellation of inhomogeneous magnetic fields induced by non-biological materials within a patient's mouth during magnetic resonance imaging

#121
20150170815
2015-06-18

Magnetic system of three interactions

#122
20150075982
2015-03-19

Source magnet for improved resputtering uniformity in direct current (DC) physical vapor deposition (PVD) processes

#123
20150061802
2015-03-05

Magnetic field generator for magnetocaloric thermal appliance

#124
20150061680
2015-03-05

Lattice configurations of polyhedral component magnets

#125
20150048913
2015-02-19

Field Emission System

#126
20150014158
2015-01-15

Magnetic field generation apparatus and sputtering apparatus

#127
20140320248
2014-10-30

System for concentrating magnetic flux

#128
20140300437
2014-10-09

Field emission system and method

#129
20140265857
2014-09-18

Apparatus and arrangements of magnetic field generators to facilitate physical vapor deposition to form semiconductor films

#130
20140229141
2014-08-14

Magnetic assembly and method for defining a magnetic field for an imaging volume

#131
20140152409
2014-06-05

Magnetic enclosure and method

#132
20140077909
2014-03-20

Magnetic device using permanent magnets

#133
20130214631
2013-08-22

Flux focusing arrangement for permanent magnets, methods of fabricating such arrangements, and machines including such arrangements

#134
20130207760
2013-08-15

Multipole magnet

#135
20130193973
2013-08-01

Permanent magnet device for generating an offset uniform magnetic field

#136
20130169395
2013-07-04

Cylindrical bonded magnet structure

#137
20130069730
2013-03-21

Spin-torque oscillator

#138
20130033032
2013-02-07

Security thread or stripe comprising oriented magnetic particles in ink, and method and means for producing same

#139
20120326821
2012-12-27

Magnetic attachment system

#140
20120319809
2012-12-20

Field emission system and method

#141
20120319808
2012-12-20

Magnetic attachment system

#142
20120262020
2012-10-18

Flux focusing arrangement for permanent magnets, methods of fabricating such arrangements, and machines including such arrangements

#143
20120262019
2012-10-18

Flux focusing arrangement for permanent magnets, methods of fabricating such arrangements, and machines including such arrangements

#144
20120212310
2012-08-23

Confined field magnet system and method

#145
20120161776
2012-06-28

Method and system for determining a state of charge of a battery

#146
20120161757
2012-06-28

Method and system for determining a state of charge of a battery

#147
20120160673
2012-06-28

Magnet unit and magnetron sputtering apparatus

#148
20120139676
2012-06-07

MAGNETIC FIELD GENERATOR AND MAGNETOCALORIC DEVICE COMPRISING SAID MAGNETIC FIELD GENERATOR

#149
20120119861
2012-05-17

Permanent Magnets Array for Planar Magnetron

#150
20120119858
2012-05-17

UNIFORM MAGNETIC FIELD GENERATING EQUIPMENT AND MAGNETIC FIELD GENERATING UNIT THEREOF

#151
20120105183
2012-05-03

Magnetic field generating module, manufacturing method of magnetic field generating module, and method for promoting magnetic force

#152
20120098630
2012-04-26

CYLINDRICAL PERMANENT MAGNET DEVICE WITH AN INDUCED MAGNETIC FIELD HAVING A PREDETERMINED ORIENTATION, AND PRODUCTION METHOD

#153
20120098539
2012-04-26

Cylindrical permanent magnet device generating a controlled magnetic field at a distance from the surface thereof

#154
20120038442
2012-02-16

Magnetic field generator for a magnetocaloric thermal appliance and process for assembling such generator

#155
20120024229
2012-02-02

CONTROL OF PLASMA PROFILE USING MAGNETIC NULL ARRANGEMENT BY AUXILIARY MAGNETS

#156
20120013338
2012-01-19

Magnetised structure inducing a homogeneous field, in the centre thereof, with a pre-determined orientation

#157
20110291781
2011-12-01

Assembly of magnetised coaxial structures inducing a longitudinal homogeneous field in the centre thereof

#158
20110266905
2011-11-03

Flux-focused shaped permanent magnet, magnetic unit having the magnets, device having the magnetic units and method for asymmetrically focusing flux fields of permanent magnets

#159
20110210811
2011-09-01

Integrated passive iron shims in silicon

#160
20110175694
2011-07-21

MAGNETIC ASSEMBLY AND METHOD FOR DEFINING A MAGNETIC FIELD FOR AN IMAGING VOLUME

#161
20110166811
2011-07-07

Method and system for determining a state of charge of a battery

#162
20100185041
2010-07-22

Cylindrical magnetic field projection method

#163
20100163061
2010-07-01

MAGNETS WITH VARYING MAGNETIZATION DIRECTION AND METHOD OF MAKING SUCH MAGNETS

#164
20090309682
2009-12-17

Eight-fold dipole magnet array for generating a uniform magnetic field

#165
20090295378
2009-12-03

Confined field magnet system and method

#166
20090251351
2009-10-08

Method for producing two dimensional codes for defining spatial forces

#167
20090251265
2009-10-08

Method for designing magnetic field emissions structures

#168
20090251264
2009-10-08

System and method for producing repeating spatial forces

#169
20090251263
2009-10-08

System and method for configuring a plurality of magnets

#170
20090251262
2009-10-08

System and method for producing a spatial force

#171
20090251261
2009-10-08

System and method for separating attached field emission structures

#172
20090251260
2009-10-08

System and method for controlling field emissions

#173
20090251259
2009-10-08

System and method for producing a slide lock mechanism

#174
20090251254
2009-10-08

System and method for producing a hover surface

#175
20090251253
2009-10-08

System and method for moving an object

#176
20090251251
2009-10-08

System and method for causing an object to hover over a surface

#177
20090251249
2009-10-08

System and method for manufacturing field emission structures using a ferromagnetic material

#178
20090251248
2009-10-08

Field structure and method for producing a field structure

#179
20090251247
2009-10-08

Method and system for producing repeating spatial forces

#180
20090251246
2009-10-08

System and method for controlling movement of an object

#181
20090251245
2009-10-08

System and method for providing a hold force to an object

#182
20090251244
2009-10-08

System and method for alignment of objects

#183
20090251243
2009-10-08

System and method for coding field emission structures

#184
20090251242
2009-10-08

Field emission system and method

#185
20090251241
2009-10-08

System and method for attachment of objects

#186
20090251240
2009-10-08

SYSTEM AND METHOD FOR PROTECTING A FIELD EMISSION STRUCTURE

#187
20090251239
2009-10-08

System and method for disabling a field emission structure

#188
20090251238
2009-10-08

System and method for affecting field emission properties of a field emission structure

#189
20090249612
2009-10-08

Method for manufacturing a field emission structure

#190
20090243774
2009-10-01

Magnetic field generator manufacturing method

#191
20090189470
2009-07-30

Flux-focused shaped permanent magnet, magnetic unit having the magnets, device having the magnetic units and method for asymmetrically focusing flux fields of permanent magnets

#192
20090167304
2009-07-02

Apparatus and method for varying magnetic field strength in magnetic resonance measurements

#193
20090140742
2009-06-04

Method and system for determining a state of charge of a battery

#194
20090128272
2009-05-21

HALBACH MAGNET ARRAY FOR NMR INVESTIGATIONS

#195
20090102478
2009-04-23

Configurable magnet assembly for using in NMR well logging instrument

#196
20090083951
2009-04-02

Release mechanism for releasing magnetically releasable anti-theft devices

#197
20090072939
2009-03-19

MAGNET SYSTEM AND MRI APPARATUS

#198
20080157907
2008-07-03

Permanent magnet having improved field quality and apparatus employing the same

#199
20080092993
2008-04-24

Magnets with Varying Magnetization Direction and Method of Making Such Magnets

#200
20080048656
2008-02-28

Thermal controlling method, magnetic field generator and MRI apparatus

#201
20080048127
2008-02-28

Ion source including magnet and magnet yoke assembly

#202
20080018255
2008-01-24

Electro-permanent magnet for power microwave tubes

#203
20080016677
2008-01-24

Rotating and pivoting magnet for magnetic navigation

#204
20070146106
2007-06-28

Rotating and pivoting magnet for magnetic navigation

#205
20070016010
2007-01-18

Magnetic navigation system

#206
20060290452
2006-12-28

Non-axisymmetric periodic permanent magnet focusing system

#207
20060279391
2006-12-14

Permanent magnet, magnetic device for use in MRI including the same, and manufacturing processes thereof

#208
20060250126
2006-11-09

Device for creating a region which is substantially free of magnetic field, surrounded by a region with a magnetic field gradient

#209
20060232369
2006-10-19

Permanent magnet structure with axial access for spectroscopy applications

#210
20060232368
2006-10-19

Permanent magnet structure with axial access for spectroscopy applications

#211
20060202788
2006-09-14

Magnet system and MRI system

#212
20060168799
2006-08-03

Recycling method for magnetic field generator

#213
20060145799
2006-07-06

Rotating and pivoting magnet for magnetic navigation

#214
20060125584
2006-06-15

Magnet used with an optical pickup actuator

#215
20060077027
2006-04-13

Magnetic field-producing device

#216
20060061445
2006-03-23

Magnets with varying magnetization direction and method of making such magnets

#217
20060049902
2006-03-09

Permanent magnet radiation dose delivery enhancement

#218
20050258924
2005-11-24

Magnet and method of forming uniform magnetic field for MRI system

#219
20050258784
2005-11-24

Permanent magnet for particle beam accelerator and magnetic field generator

#220
20050200263
2005-09-15

Cathode-ray tube apparatus with magnetic spacers between magnetic rings

#221
20050162250
2005-07-28

Permanent magnet type magnetic field generating apparatus

#222
20050128037
2005-06-16

Magnetic circuit with opposing permanent magnets and method for adjusting magnetic field thereof

#223
20050128036
2005-06-16

Magnetic circuit with opposing permanent magnets

#224
20050113628
2005-05-26

Rotating and pivoting magnet for magnetic navigation

#225
20050092919
2005-05-05

Permanent magnet ion trap and a mass spectrometer using such a magnet

#226
20050092395
2005-05-05

Magnetic field generator and its manufacturing method

#227
20050068138
2005-03-31

Multiple ring polefaceless permanent magnet and method of making

#228
20050062571
2005-03-24

Method of manufacturing a pole face for a permanent magnet MRI system with laminated structure

#229
17092814
2024-12-10

Hybrid Halbach permanent and electro magnet array for harmonic gyrotrons

#230
16934389
2021-12-21

Dynamic stabilization of magnetic fields

#231
16162022
2020-11-24

Continuously adjustable passive shims for magnets