ClassID:

201641

H01F27/006 - CPC Classification

Classification description:

Details of transformers or inductances, in general with special arrangement or spacing of turns of the winding(s), e.g. to produce desired self-resonance

Recent Application in this class:
#1
20260142070
2026-05-21

INDUCTOR

#2
20260135030
2026-05-14

MAGNETIC ELEMENT AND POWER MODULE

#3
20260094754
2026-04-02

INDUCTIVE DEVICE AND POWER CONVERTER USING THE SAME

#4
20260074106
2026-03-12

TRANSFORMER STRUCTURE

#5
20260051432
2026-02-19

COIL COMPONENT

#6
20260038730
2026-02-05

GAPLESS MAGNETIC COUPLING CONTROL

#7
20250391597
2025-12-25

INDUCTOR

#8
20250349454
2025-11-13

INDUCTOR COMPONENT

#9
20250336597
2025-10-30

COIL COMPONENT

#10
20250336592
2025-10-30

BALUN DESIGN FOR ULTRA HIGH BAND

#11
20250322984
2025-10-16

TRANSFORMER AND METHOD OF FORMING

#12
20250292942
2025-09-18

POWER SUPPLY

#13
20250253084
2025-08-07

COIL COMPONENT

#14
20250253081
2025-08-07

MULTI-CORE SEGMENT VARIABLE INDUCTOR WITH DIFFERENT CORE MATERIALS, AND CONTROL CIRCUIT AND CONTROL METHOD THEREOF

#15
20250246365
2025-07-31

HALF-TURN WINDING TRANSFORMER, CIRCUIT TOPOLOGY AND POWER DEVICE

#16
20250201462
2025-06-19

INDUCTANCE ADJUSTABLE INDUCTOR AND SIGNAL TRANSMISSION DEVICE INCLUDING THE SAME

#17
20250201461
2025-06-19

Coil Component

#18
20250174387
2025-05-29

INDUCTOR AND METHOD FOR MANUFACTURING THE SAME

#19
20250174386
2025-05-29

TRANSFORMER COMPONENT

#20
20250157714
2025-05-15

MULTI-TURN COIL STRUCTURE INCLUDING CROSSOVER CONNECTIONS FOR INDUCTIVE ANGULAR-POSITION SENSOR

#21
20250118475
2025-04-10

INTEGRATED MAGNETIC ELEMENT

#22
20250079064
2025-03-06

TRANSFORMER

#23
20250076341
2025-03-06

CURRENT MEASUREMENT APPARATUS

#24
20250069801
2025-02-27

LEAKAGE TRANSFORMER

#25
20250055377
2025-02-13

POWER CONVERSION DEVICE AND MAGNETIC ASSEMBLY

#26
20250054884
2025-02-13

SEMICONDUCTOR DEVICE

#27
20250029764
2025-01-23

MAGNETIC COMPONENT ASSEMBLY AND MANUFACTURING METHOD THEREOF

#28
20240428988
2024-12-26

TRANSFORMER FOR CONTROLLING INDEPENDENT ACTIVE AND REACTIVE POWER FLOWS IN A TRANSMISSION LINE

#29
20240329106
2024-10-03

MEASURING METHOD AND SINGLE-TORUS LOOP OHMMETER WITH AC LEAKAGE FLUX COMPENSATION

#30
20240304374
2024-09-12

INDUCTOR COMPONENT

#31
20240282499
2024-08-22

TRANSFORMER FOR DATA CENTER

#32
20240258023
2024-08-01

CONDUCTIVE MATERIALS IN ALTERNATING MAGNETIC FIELDS

#33
20240258009
2024-08-01

COIL COMPONENT

#34
20240249867
2024-07-25

SYMMETRICAL INDUCTIVE POSITION SENSOR

#35
20240234003
2024-07-11

CONTACTLESS POWER FEED APPARATUS AND POWER TRANSMISSION COIL

#36
20240221989
2024-07-04

COIL COMPONENT

#37
20240194393
2024-06-13

COMMON-MODE CHOKE COIL AND METHOD OF MANUFACTURING COMMON-MODE CHOKE COIL

#38
20240177920
2024-05-30

COIL COMPONENT

#39
20240170203
2024-05-23

REDUCING PARASITIC CAPACITANCE IN MEDIUM-VOLTAGE INDUCTORS

#40
20240153692
2024-05-09

INDUCTOR COMPONENT

#41
20240145159
2024-05-02

COIL COMPONENT

#42
20240136102
2024-04-25

CONTACTLESS POWER FEED APPARATUS AND POWER TRANSMISSION COIL

#43
20240120141
2024-04-11

COIL SUBSTRATE

#44
20240112846
2024-04-04

DOUBLE CHOKE CONSTRUCTION FOR LIQUID COOLED POWER MODULE

#45
20240105376
2024-03-28

High Density Magnetic Structure

#46
20240087789
2024-03-14

Electrical component, in particular electrical coil, comprising a plurality of windings of a wire

#47
20240039503
2024-02-01

Common mode filter

#48
20240013972
2024-01-11

INDUCTOR COMPONENT

#49
20240013963
2024-01-11

A WINDING, A TRANSFORMER AND A TRANSFORMER ARRANGEMENT

#50
20230395298
2023-12-07

COIL COMPONENT

#51
20230335326
2023-10-19

Noise filter

#52
20230274876
2023-08-31

COIL COMPONENT AND MANUFACTURING METHOD OF THE COIL COMPONENT

#53
20230268116
2023-08-24

TRANSFORMER, AND METHOD FOR MANUFACTURING TRANSFORMER

#54
20230260692
2023-08-17

MAGNETIC ELEMENT AND ON-BOARD CHARGER USING THE SAME

#55
20230253830
2023-08-10

COIL COMPONENT AND WIRELESS POWER TRANSMISSION DEVICE HAVING THE SAME

#56
20230230744
2023-07-20

ELECTRONIC COMPONENT AND METHODS RELATING TO SAME

#57
20230187978
2023-06-15

Wireless power transfer using inductive coupling

#58
20230178283
2023-06-08

High density magnetic structure

#59
20230170126
2023-06-01

TRANSFORMER

#60
20230136361
2023-05-04

Common mode filter

#61
20230059317
2023-02-23

RESONATOR CIRCUIT FOR A CONTACTLESS ENERGY TRANSMISSION SYSTEM FOR CHARGING ELECTRIC VEHICLES, AND CONTACTLESS ENERGY TRANSMISSION SYSTEM FOR CHARGING ELECTRIC VEHICLES

#62
20230042967
2023-02-09

OVERLAPPED INDUCTOR STRUCTURE

#63
20230039494
2023-02-09

ELECTROMAGNETIC DEVICE FOR CONVERTING ENERGY

#64
20220293330
2022-09-15

INDUCTANCE COIL WITH VARIED GEOMETRY

#65
20220173056
2022-06-02

Semiconductor device

#66
20220130583
2022-04-28

COIL COMPONENT

#67
20220123593
2022-04-21

Wireless Power Transfer Based on Magnetic Induction

#68
20220115173
2022-04-14

Common mode choke

#69
20220093309
2022-03-24

INTEGRATED INDUCTOR STRUCTURE AND INTEGRATED CIRCUIT

#70
20220013271
2022-01-13

Coil component

#71
20210398727
2021-12-23

Inductor device

#72
20210375520
2021-12-02

Integrated circuit

#73
20210327629
2021-10-21

Common mode choke coil

#74
20210304949
2021-09-30

Resonant coils with integrated capacitance

#75
20210296044
2021-09-23

Common-mode choke coil and method of manufacturing common-mode choke coil

#76
20210195308
2021-06-24

Earbuds With Enhanced Features

#77
20210142939
2021-05-13

Coil component with turns having differences in heights at corner portions

#78
20210134508
2021-05-06

Circuit with transformer and corresponding method

#79
20210104915
2021-04-08

METHOD AND DEVICE FOR WIRELESS CHARGING AN ENERGY STORAGE DEVICE

#80
20210074471
2021-03-11

Integrated transformer and electronic device

#81
20210065956
2021-03-04

High power low frequency coils

#82
20200411224
2020-12-31

RADIO FREQUENCY TRANSFORMER WINDING COIL STRUCTURE

#83
20200395168
2020-12-17

Inductance coil with varied geometry

#84
20200381169
2020-12-03

Common mode filter

#85
20200335251
2020-10-22

Double 8-shaped inductive device

#86
20200243257
2020-07-30

Coil component

#87
20200243244
2020-07-30

Coil component

#88
20200211766
2020-07-02

Inductor component

#89
20200076232
2020-03-05

Coil and method of making same

#90
20200005981
2020-01-02

Coil component

#91
20190392973
2019-12-26

Coil component

#92
20190334391
2019-10-31

Optimization of transmit and transmit/receive (TRX) coils for wireless transfer of power

#93
20190319490
2019-10-17

METHOD AND DEVICE FOR WIRELESS CHARGING OF ELECTRICAL ENERGY STORAGE IN A FIXED OR MOBILE CONSUMER

#94
20190228901
2019-07-25

Common mode filter

#95
20190228895
2019-07-25

Common mode filter

#96
20190221350
2019-07-18

8-shaped inductive coil device

#97
20190207579
2019-07-04

High-power radio-frequency spiral-coil filter

#98
20190198214
2019-06-27

REACTOR

#99
20190180920
2019-06-13

Ground Protection Coil

#100
20190173325
2019-06-06

Power transfer coil

#101
20190156996
2019-05-23

Wireless device

#102
20190156981
2019-05-23

Electromagnetic actuating apparatus with a D-shaped coil for a two-pin actuator

#103
20190148053
2019-05-16

Coil component

#104
20190131062
2019-05-02

Transformer

#105
20190131061
2019-05-02

Coil component

#106
20190109373
2019-04-11

Coil assembly

#107
20190089320
2019-03-21

Common mode filter

#108
20190008535
2019-01-10

Sound wave treatment device

#109
20180323709
2018-11-08

Coupled inductor in a DC-DC converter

#110
20180286553
2018-10-04

COIL DEVICE

#111
20180277298
2018-09-27

Sparse-routed magnetic coils for wireless power charging system

#112
20180254140
2018-09-06

Magnetic shielding unit for wireless power transmission in magnetic resonance mode, and wireless power transmission module and electronic device comprising same

#113
20180247751
2018-08-30

Inductor

#114
20180240585
2018-08-23

ELECTROMAGNETIC INDUCTION COIL

#115
20180219422
2018-08-02

Structure of wireless power transmission system

#116
20180218831
2018-08-02

Coil component and method for manufacturing coil component

#117
20180211764
2018-07-26

Common mode filter

#118
20180211757
2018-07-26

Radio frequency transformer winding coil structure

#119
20180197668
2018-07-12

Hybrid inductor

#120
20180182527
2018-06-28

Device

#121
20180144860
2018-05-24

Inductor component

#122
20180141451
2018-05-24

Coil unit

#123
20180115194
2018-04-26

Power feeding device and contactless power feeding system provided with power feeding device

#124
20180096782
2018-04-05

Coil component

#125
20180062446
2018-03-01

Power transmitting antenna and power transmitting device applying the same

#126
20180030946
2018-02-01

Ignition coil having a winding form

#127
20170373396
2017-12-28

COIL DEVICE AND ELECTRONIC DEVICE

#128
20170301449
2017-10-19

ELECTRICAL TRANSFORMER SYSTEMS AND METHODS

#129
20170288626
2017-10-05

Common mode filter

#130
20170288551
2017-10-05

Power converter for a switching power supply and manner of operation thereof

#131
20170271065
2017-09-21

Coil for a switching device with a high-frequency power

#132
20170243694
2017-08-24

Winding unit

#133
20170232544
2017-08-17

Multivoltage welding apparatus

#134
20170194086
2017-07-06

Magnetic component and magnetic core of the same

#135
20170117086
2017-04-27

Inductance coil with varied geometry

#136
20170069418
2017-03-09

Common-mode choke coil and method of manufacturing common-mode choke coil

#137
20160343502
2016-11-24

Inductor device

#138
20160343499
2016-11-24

Inductor

#139
20160241191
2016-08-18

Electronic circuits using coupled multi-inductors

#140
20160217918
2016-07-28

Coil component including coil disposed on a projection

#141
20160181000
2016-06-23

MAGNETIC ELEMENT USING BANK WINDING METHOD

#142
20160155552
2016-06-02

Coil for a switching device with a high-frequency power

#143
20160129519
2016-05-12

Welding type power supply with transformer

#144
20160126067
2016-05-05

Plasma processing apparatus

#145
20160111208
2016-04-21

Apparatus for wireless power transfer, apparatus for wireless power reception and coil structure

#146
20160012952
2016-01-14

INDUCTOR STRUCTURE HAVING EMBEDDED AIRGAP

#147
20160005529
2016-01-07

Winding layer pitch compensation for an air-core reactor

#148
20150348692
2015-12-03

Electromagnetic induction coil

#149
20150251546
2015-09-10

Electrical powered vehicle and power feeding device for vehicle

#150
20150162128
2015-06-11

Non-uniform spacing in wireless resonator coil

#151
20150123488
2015-05-07

Power feeding device and contactless power feeding system provided with power feeding device

#152
20150119632
2015-04-30

Nested double helix conductors

#153
20150105767
2015-04-16

Resonant inverter

#154
20150061808
2015-03-05

Transformer

#155
20150061807
2015-03-05

Transformer

#156
20150061805
2015-03-05

Transformer and power supply device including the same

#157
20150048916
2015-02-19

Dielectric biasing circuit for transformers and inductors

#158
20150028981
2015-01-29

Radio frequency transformer winding coil structure

#159
20140347156
2014-11-27

COIL, REACTOR, AND COIL FORMATION METHOD

#160
20140306790
2014-10-16

CHOKE COIL AND ELECTRONIC DEVICE

#161
20140306789
2014-10-16

Common-mode choke coil

#162
20140300198
2014-10-09

Wireless power feeder

#163
20140266553
2014-09-18

BOBBIN AND MAGNETIC MECHANISM USING THE SAME

#164
20140266552
2014-09-18

Integrated inductor assemblies and methods of assembling same

#165
20140247104
2014-09-04

Method for making magnetic components with M-phase coupling, and related inductor structures

#166
20140218120
2014-08-07

Electronic circuits using coupled multi-inductors

#167
20140184378
2014-07-03

Slotted bobbin magnetic component devices and methods

#168
20140175892
2014-06-26

Resonator enclosure

#169
20140159845
2014-06-12

SELF-SUSTAINING ELECTRIC-POWER GENERATOR UTILIZING ELECTRONS OF LOW INERTIAL MASS TO MAGNIFY INDUCTIVE

#170
20140104027
2014-04-17

Filter for removing noise

#171
20140077919
2014-03-20

Transformer circuits having transformers with figure eight and double figure eight nested structures

#172
20140049118
2014-02-20

Multiple connected resonators with a single electronic circuit

#173
20130328654
2013-12-12

Coil device

#174
20130328410
2013-12-12

Multi-band and broadband wireless power transfer through embedded geometric configurations

#175
20130328409
2013-12-12

Misalignment insensitive wireless power transfer

#176
20130328408
2013-12-12

Wireless power transfer through embedded geometric configurations

#177
20130207479
2013-08-15

Self-resonant apparatus for wireless power transmission system

#178
20130187737
2013-07-25

Method for making magnetic components with M-phase coupling, and related inductor structures

#179
20130127252
2013-05-23

Wireless Energy Transfer with Perfect Magnetic Conductors

#180
20130074321
2013-03-28

Method of manufacturing stacked resonated coil

#181
20120326523
2012-12-27

WIRELESS POWER FEEDER, WIRELESS POWER RECEIVER, AND WIRELESS POWER TRANSMISSION SYSTEM

#182
20120326522
2012-12-27

Wireless power feeder, wireless power receiver, and wireless power transmission system

#183
20120286584
2012-11-15

Space-adaptive wireless power transfer system and method using evanescent field resonance

#184
20120161537
2012-06-28

Power feeding device and contactless power feeding system provided with power feeding device

#185
20120080888
2012-04-05

SELF-SUSTAINING ELECTRIC-POWER GENERATOR UTILIZING ELECTRONS OF LOW INERTIAL MASS TO MAGNIFY INDUCTIVE ENERGY

#186
20120032525
2012-02-09

Electrical powered vehicle and power feeding device for vehicle

#187
20110279212
2011-11-17

Method for making magnetic components with M-phase coupling, and related inductor structures

#188
20110267164
2011-11-03

Inductor structure

#189
20110165837
2011-07-07

Methods and systems for wireless energy and data transmission

#190
20110163729
2011-07-07

Resonant transformer systems and methods of use

#191
20110121778
2011-05-26

Electrical powered vehicle and power feeding device for vehicle

#192
20110102124
2011-05-05

Electronic component

#193
20100321142
2010-12-23

Reactor

#194
20100315095
2010-12-16

CURRENT TRANSFORMER AND ELECTRICAL MONITORING SYSTEM

#195
20100231343
2010-09-16

Center-tapped transformer

#196
20100231342
2010-09-16

Center-tapped transformer

#197
20100225271
2010-09-09

Electrical powered vehicle and power feeding device for vehicle

#198
20100176909
2010-07-15

Coil component and power-supply device provided therewith

#199
20100148907
2010-06-17

CURRENT TRANSFORMER AND ELECTRICAL MONITORING SYSTEM

#200
20090303760
2009-12-10

Resonant transformer systems and methods of use

#201
20090302986
2009-12-10

Minimal-length windings for reduction of copper power losses in magnetic elements

#202
20090295525
2009-12-03

Inductor component

#203
20090267718
2009-10-29

Magnetic-field cancellation type transformer

#204
20090256666
2009-10-15

INDUCTOR AND A COIL THEREOF

#205
20090237195
2009-09-24

Center-tapped transformer

#206
20090134711
2009-05-28

Methods and systems for wireless energy and data transmission

#207
20080303621
2008-12-11

Common mode choke coil

#208
20080284553
2008-11-20

Transformer with effective high turn ratio

#209
20070007844
2007-01-11

Self-sustaining electric-power generator utilizing electrons of low inertial mass to magnify inductive energy

#210
17180411
2024-08-27

Opposite-facing interleaved transformer design

#211
16654154
2020-11-24

Low-core-loss transformer with magnetic pillar in center of four corner pillars

#212
15794946
2019-08-27

Adjustable inductor

#213
15687996
2019-01-01

Space-efficient PCB-based inductor

#214
14827403
2017-05-30

Common mode inductor assembly with magnetic I bar defined leakage path

#215
14804113
2018-01-16

Methods of assembling and using an adjustable inductor

#216
14803968
2018-01-16

Adjustable inductor