ClassID:

201836

H01F41/08 - CPC Classification

Classification description:

Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils; Coil winding Winding conductors onto closed formers or cores, e.g. threading conductors through toroidal cores

Recent Application in this class:
#1
20250385042
2025-12-18

CASTING TYPE POWER INDUCTOR AND PREPARATION METHOD THEREFOR

#2
20250322990
2025-10-16

INTEGRATED TRANSFORMER

#3
20250166881
2025-05-22

LAYERED PROCESS-CONSTRUCTED DOUBLE-WINDING EMBEDDED SOLENOID INDUCTOR

#4
20240395445
2024-11-28

ENERGY TRANSFER ELEMENTS INCLUDING UNMAGNETIZED MAGNETIZABLE PARTICLES

#5
20240321515
2024-09-26

COIL WINDING MACHINE AND COIL WINDING METHOD THEREOF

#6
20240258008
2024-08-01

COMMON MODE CHOKE, WINDING METHOD FOR COMMON MODE CHOKE, AND ADAPTER

#7
20240153701
2024-05-09

POWER TRANSFORMER AND WINDINGS

#8
20240136105
2024-04-25

Method for constructing a solenoid inductor

#9
20240055182
2024-02-15

Transformer module and power module

#10
20240055181
2024-02-15

Transformer module and power module

#11
20240047135
2024-02-08

TRANSFORMER MODULE AND POWER MODULE

#12
20230178298
2023-06-08

EMBEDDED INDUCTANCE STRUCTURE AND MANUFACTURING METHOD THEREOF

#13
20230108674
2023-04-06

Device and Method for Winding Toroidal Cores

#14
20230103024
2023-03-30

TOROIDAL INDUCTORS

#15
20230066596
2023-03-02

Device and Method for Winding Toroidal Cores Without Using a Magazine

#16
20220384096
2022-12-01

Inductor winding guide apparatus and method of use thereof

#17
20220384095
2022-12-01

Transformer module and power module

#18
20220319755
2022-10-06

INDUCTOR AND METHOD FOR PRODUCING THE SAME

#19
20220246352
2022-08-04

HIGH VOLTAGE TRANSFORMER, METHOD FOR PRODUCING A HIGH VOLTAGE TRANSFORMER AND TEST SYSTEM AND TEST SIGNAL DEVICE COMPRISING A HIGH VOLTAGE TRANSFORMER

#20
20220139607
2022-05-05

FABRICATION OF AN INTEGRATED TRANSFORMER

#21
20220028604
2022-01-27

Method for manufacturing common mode or differential mode inductor and common mode or differential mode inductor

#22
20210287846
2021-09-16

Inductor component and method for manufacturing same

#23
20210287841
2021-09-16

Layered process-constructed double-winding embedded solenoid inductor

#24
20210217550
2021-07-15

Inductive component and method for producing the same

#25
20210090788
2021-03-25

Inductor component and method of manufacturing inductor component

#26
20200411224
2020-12-31

RADIO FREQUENCY TRANSFORMER WINDING COIL STRUCTURE

#27
20200143985
2020-05-07

Transformer module and power module

#28
20200035397
2020-01-30

Electromagnetic induction device configured as a multiple magnetic circuit

#29
20190362891
2019-11-28

Magnetic transformer having increased bandwidth for high speed data communications

#30
20190279791
2019-09-12

Manufacturing method of insulated wire for electromagnetic forming

#31
20190172628
2019-06-06

Balun and method for manufacturing same

#32
20190115138
2019-04-18

Automatic toroidal core winding machine

#33
20190115133
2019-04-18

Apparatus and method for magnetic field compression using a toroid coil structure

#34
20190066903
2019-02-28

SEGMENTED CORE SYSTEM FOR TOROIDAL TRANSFORMERS

#35
20190043651
2019-02-07

Network transformer apparatus and methods of making and using the same

#36
20190027301
2019-01-24

Single litz wire transformers

#37
20180358176
2018-12-13

Inductive Component, and Device, and Method for Winding a Wire for an Inductive Component

#38
20180350501
2018-12-06

Coil component and method of manufacturing coil component

#39
20180308618
2018-10-25

Fabrication of an integrated transformer

#40
20180277295
2018-09-27

IRON CORE INCLUDING FIRST IRON CORE BLOCK AND SECOND IRON CORE BLOCK

#41
20180211757
2018-07-26

Radio frequency transformer winding coil structure

#42
20180137973
2018-05-17

Wrapping method for common mode inductor

#43
20180114625
2018-04-26

Inductive component and method for producing an inductive component

#44
20180090270
2018-03-29

Device and method for winding toroidal cores without using a magazine

#45
20180075955
2018-03-15

Gapped core, coil component using same, and method for manufacturing coil component

#46
20180019057
2018-01-18

In-situ wound current transformer core

#47
20180012694
2018-01-11

Electromagnetic induction device configured as a multiple magnetic circuit

#48
20170236635
2017-08-17

Coil component

#49
20170154723
2017-06-01

Core case unit, coil component, and method for producing coil component

#50
20170133147
2017-05-11

Geometrically configurable multi-core inductor and methods for tools having particular space constraints

#51
20170110238
2017-04-20

Segmented core cap system for toroidal transformers

#52
20170053740
2017-02-23

Winding for low-voltage coils of distribution-class toroidal transformers

#53
20170040106
2017-02-09

Device for forming a toroidal coil and method for forming a toroidal coil

#54
20170032889
2017-02-02

Rolled inductor with thermal pottant

#55
20170018350
2017-01-19

SUPPRESSOR CHOKE

#56
20160372259
2016-12-22

Coil component, coil module, and method for manufacturing coil component

#57
20160307698
2016-10-20

Full-automatic network transformer winding machine

#58
20160268043
2016-09-15

Inductive component, and device, and method for winding a wire for an inductive component

#59
20150380150
2015-12-31

Electric Transformer Component

#60
20150349628
2015-12-03

Switching power supply, EMI filter, common mode inductor and wrapping method for the common mode inductor

#61
20150348699
2015-12-03

Switching power supply, EMI filter, common mode inductor and wrapping method for the common mode inductor

#62
20150318097
2015-11-05

Adjustable inductor

#63
20150194260
2015-07-09

Method of manufacturing an inductor coil

#64
20150040381
2015-02-12

Method for making magnetics assembly including transformer

#65
20150028981
2015-01-29

Radio frequency transformer winding coil structure

#66
20130154782
2013-06-20

Coil component and method of manufacturing the same

#67
20130088315
2013-04-11

TRANSFORMER WITH ARBITRARILY SMALL LEAKAGE-INDUCTANCE APPARATUS AND METHOD

#68
20120322309
2012-12-20

Method of making magnetics assembly

#69
20120146756
2012-06-14

Current Compensated Inductor and Method for Producing a Current Compensated Inductor

#70
20120139678
2012-06-07

Non-Linear Transformer with Improved Construction and Method of Manufacturing the Same

#71
20110215186
2011-09-08

WINDING DEVICE

#72
20110012691
2011-01-20

1:9 BROADBAND TRANSMISSION LINE TRANSFORMER

#73
20100218366
2010-09-02

Method for manufacturing a coil device

#74
20100181413
2010-07-22

Automatic annular winding machine

#75
20100045420
2010-02-25

Isolation magnetic devices capable of handling high speed communications

#76
20100011568
2010-01-21

METHOD OF MAKING SLOTTED CORE INDUCTORS AND TRANSFORMERS

#77
20090289755
2009-11-26

Transformer apparatus with shielding architecture and shielding method thereof

#78
20090224092
2009-09-10

Weaving machine for coil assembly of rotary electric machine

#79
20090128273
2009-05-21

Inductor winder

#80
20090127857
2009-05-21

Electrical inductor assembly

#81
20090065623
2009-03-12

DEVICE AND METHOD FOR WINDING A COIL OF RIGID WIRE AROUND A RING CORE

#82
20080204180
2008-08-28

High voltage transformer and a novel arrangement/method for hid automotive headlamps

#83
20080157914
2008-07-03

Lamp transformer assembly

#84
20080007378
2008-01-10

Toroidal Core Transformer

#85
20070267217
2007-11-22

Method for manufacturing a miniaturized three-dimensional electric component

#86
20070199193
2007-08-30

Wire winding device for electrical components

#87
20070181732
2007-08-09

Winding method of multi polar armature and winding apparatus of same

#88
20070124916
2007-06-07

Method of making slotted core inductors and transformers

#89
20070124915
2007-06-07

Manufacture of toroidal transformers

#90
20070040645
2007-02-22

Transformer And Method Of Winding Same

#91
20060290227
2006-12-28

Circular coil accessory coiling stand

#92
20060284717
2006-12-21

Flyback transformer wire attach method to printed circuit board

#93
20060232371
2006-10-19

Electrodynamic machine

#94
20060192649
2006-08-31

Toroidal core and method for producing the same

#95
20060169822
2006-08-03

Winding method of multi polar armature and winding apparatus of same

#96
20050258925
2005-11-24

Flyback transformer wire attach method to printed circuit board

#97
20050247815
2005-11-10

Magnetic core winding method

#98
20050218257
2005-10-06

Magnetic core winding apparatus

#99
20050134290
2005-06-23

Current transformers for partial discharge detection on aircraft cables and wires

#100
20050082932
2005-04-21

Magnetic core winding method, apparatus, and product produced therefrom

#101
20050034297
2005-02-17

Method of making slotted core inductors and transformers

#102
20050017054
2005-01-27

Flyback transformer wire attach method to printed circuit board

#103
20050001709
2005-01-06

Inductive device and methods for assembling same