ClassID:

201650

H01F27/08 - CPC Classification

Classification description:

Details of transformers or inductances, in general Cooling ; Ventilating

Sub-classes:
Recent Application in this class:
#1
20260066176
2026-03-05

COOLING DEVICE FOR AN INDUCTOR WINDING

#2
20260011481
2026-01-08

POWER MODULE

#3
20250378982
2025-12-11

COIL DEVICE

#4
20250364170
2025-11-27

Inductor module with heat dissipation function and manufacturing method thereof

#5
20250342995
2025-11-06

INDUCTOR ASSEMBLY AND VOLTAGE REGULATOR MODULE WITH LOW THERMAL RESISTANCE

#6
20250329487
2025-10-23

TRANSFORMER WITH IMPROVED HEAT DISSIPATION EFFICIENCY

#7
20250308742
2025-10-02

REACTOR

#8
20250274040
2025-08-28

PLANAR TRANSFORMER AND DUAL ACTIVE BRIDGE

#9
20250266204
2025-08-21

ELECTRICAL COMPONENT

#10
20250218656
2025-07-03

ELECTRONIC APPARATUS AND METHOD OF MANUFACTURING ELECTRONIC DEVICE

#11
20250182958
2025-06-05

POWER TRANSFORMER ASSEMBLY

#12
20250166894
2025-05-22

INDUCTOR DEVICES AND FORMING METHODS THEREOF

#13
20250164897
2025-05-22

STAGE AND ERROR COMPENSATION SYSTEM USING THE SAME

#14
20250141256
2025-05-01

VEHICLE POWERED ELECTRICAL CHARGING DEVICES AND METHODS

#15
20250112500
2025-04-03

NOVEL SHAFT EMBEDDED CONTACTLESS POWER TRANSFER FOR A SEPARATELY EXCITED MACHINE

#16
20250096210
2025-03-20

POWER MODULE WITH STACKED STRUCTURE

#17
20250096209
2025-03-20

DOUBLE-SIDE-COOLING POWER MODULE

#18
20250093437
2025-03-20

DEVICE FOR REDUCING MRI RF-INDUCED HEATING IN ACTIVE IMPLANTED MEDICAL DEVICE LEADS

#19
20250054677
2025-02-13

COIL DEVICE

#20
20250032972
2025-01-30

DIGITAL TRANSFORMER MOISTURE ABSORBER AND METHOD FOR MONITORING RESPIRATORY FLOW OF TRANSFORMER

#21
20250015633
2025-01-09

HIGH POWER MAGNETICS IN WIRELESS CHARGING SYSTEMS

#22
20240428980
2024-12-26

COIL ARRANGEMENT WITH REDUCED LOSSES AND A STABILIZED COUPLING FACTOR, AND SYSTEM FOR WIRELESS POWER TRANSFER

#23
20240412915
2024-12-12

PRESSURE COMPENSATED COOLING RADIATOR FOR SUBSEA POWER EQUIPMENT

#24
20240321500
2024-09-26

MAGNETIC COMPONENT

#25
20240321499
2024-09-26

COIL DEVICE

#26
20240213945
2024-06-27

ELECTROMAGNETIC FILTER FOR OPERATING IN COMMON AND DIFFERENTIAL MODE

#27
20240177916
2024-05-30

TRANSFORMER AND CIRCUIT BOARD COMPRISING SAME

#28
20240177912
2024-05-30

MAGNETIC COMPONENT AND METHOD OF FORMING

#29
20240107712
2024-03-28

Cooling Mechanism for Multi-Compartment Power Device

#30
20240071678
2024-02-29

TRANSFORMER DEVICE PROVIDED WITH TWO CORES AND COOLING DEVICE FOR AVOIDING CORE CRACKING

#31
20240062942
2024-02-22

COIL DEVICE

#32
20240055171
2024-02-15

COIL DEVICE AND POWER CONVERSION DEVICE

#33
20240029936
2024-01-25

MAGNETIC COMPONENT

#34
20240013964
2024-01-11

CORE

#35
20230402219
2023-12-14

AN INDUCTOR COIL

#36
20230360845
2023-11-09

WINDING ARRANGEMENT FOR ELECTRICAL TRANSFORMER

#37
20230335330
2023-10-19

Inductor winding shape controlled apparatus and method of use thereof

#38
20230335329
2023-10-19

COIL COMPONENT

#39
20230326652
2023-10-12

TRANSFORMER

#40
20230317357
2023-10-05

AC DRIVE COUPLED TO ZIGZAG TRANSFORMER POWER PROCESSING APPARATUS AND METHOD OF USE THEREOF

#41
20230317345
2023-10-05

POWER MAGNETIC COMPONENT

#42
20230274869
2023-08-31

MAGNETIC COMPONENT WITH CONTROLLED LEAKAGE FLUX

#43
20230268117
2023-08-24

TRANSFORMER DEVICE

#44
20230268114
2023-08-24

Pickup apparatus using multi pickup coil for wireless charging of electric vehicle and industrial equipment

#45
20230260692
2023-08-17

MAGNETIC ELEMENT AND ON-BOARD CHARGER USING THE SAME

#46
20230178288
2023-06-08

Coil arrangement with reduced losses and a stabilized coupling factor, and system for wireless power transfer

#47
20230170127
2023-06-01

MAGNETIC ASSEMBLY, POWER MODULE AND SWITCHING POWER SUPPLY

#48
20230147093
2023-05-11

TRANSFORMER, POWER CONVERSION DEVICE, PRODUCT GROUP OF TRANSFORMER, AND MANUFACTURING METHOD FOR TRANSFORMER

#49
20230125969
2023-04-27

Electronic apparatus and method of manufacturing electronic device

#50
20230121301
2023-04-20

THERMAL CONDUCTIVE BOBBIN FOR A MAGNETIC POWER UNIT

#51
20230100669
2023-03-30

REACTOR, CONVERTER, AND POWER CONVERSION DEVICE

#52
20230088076
2023-03-23

Predictive inductor cooling

#53
20230075194
2023-03-09

Magnetic Power Component and Power Module to Which Magnetic Power Component is Applied

#54
20230018831
2023-01-19

Cast winding inductor apparatus and method of use thereof

#55
20220410730
2022-12-29

WIRELESS CHARGING DEVICE, AND TRANSPORTATION MEANS COMPRISING SAME

#56
20220384096
2022-12-01

Inductor winding guide apparatus and method of use thereof

#57
20220368196
2022-11-17

Motor fan and guard for directing coolant air

#58
20220351892
2022-11-03

WIRELESS CHARGING APPARATUS AND MOBILE MEANS COMPRISING SAME

#59
20220342433
2022-10-27

Method for controlling cooling in electrical equipment and electrical equipment with controlled cooling

#60
20220319755
2022-10-06

INDUCTOR AND METHOD FOR PRODUCING THE SAME

#61
20220270805
2022-08-25

INDUCTOR MODULE WITH IMPROVED THERMAL PERFORMANCES

#62
20220223331
2022-07-14

Compact power inductor

#63
20220199317
2022-06-23

Power conversion device

#64
20220173613
2022-06-02

Electromagnetic induction charging device

#65
20220172872
2022-06-02

Cooling system for a transformer and a method of cooling a transformer

#66
20220165489
2022-05-26

Power supply apparatus and image forming apparatus

#67
20220107366
2022-04-07

Optical monitoring to detect contamination of power grid components

#68
20220102066
2022-03-31

Thin resonant transformer with leakage inductance adjusting structure

#69
20220059273
2022-02-24

Coil component and switching power supply device mounted with coil component

#70
20220059272
2022-02-24

Magnetic component and method of forming

#71
20220052624
2022-02-17

Power converter with cooler and reactor with winding around a core

#72
20220037071
2022-02-03

Treatment device using magnetic field

#73
20220028594
2022-01-27

INDUCTIVE FILTERING DEVICE LIMITING HEAT GENERATION

#74
20220021273
2022-01-20

Heatsink clamp for multiple electronic components

#75
20210410333
2021-12-30

Cooling mechanism for multi-compartment power device

#76
20210381177
2021-12-09

Apparatus and method of applying magnetic pattern to lanes with magnetic paint

#77
20210358673
2021-11-18

Magnetic assembly and power supply apparatus

#78
20210241965
2021-08-05

Magnetic phase isolating harmonic filter for multi-phase power apparatus and method of use thereof

#79
20210225583
2021-07-22

On-load tap changer head and on-load tap changer having an on-load tap changer head

#80
20210203299
2021-07-01

Electrical filter element and electrical power converter

#81
20210195792
2021-06-24

SYSTEM FOR CONTROLLING A COOLING UNIT OF A TRANSFORMER

#82
20210134510
2021-05-06

ELECTRONIC DEVICE

#83
20210134509
2021-05-06

Coil component

#84
20210123964
2021-04-29

Optical monitoring to detect contamination of power grid components

#85
20210104348
2021-04-08

Coil arrangement with reduced losses and a stabilized coupling factor, and system for wireless power transfer

#86
20210090777
2021-03-25

RF choke for gas delivery to an RF driven electrode in a plasma processing apparatus

#87
20210065957
2021-03-04

Reactor

#88
20210035732
2021-02-04

Internal-combustion-engine ignition coil apparatus

#89
20210006128
2021-01-07

Motor fan and guard for directing coolant air

#90
20200402696
2020-12-24

Core

#91
20200388434
2020-12-10

Transformer and DC-DC converter with transformer

#92
20200381178
2020-12-03

WIRELESS POWER TRANSMISSION APPARATUS FOR VEHICLE

#93
20200357560
2020-11-12

INDUCTIVE ASSEMBLY

#94
20200357559
2020-11-12

Transformer for fastening to a mast of an energy distribution network

#95
20200343034
2020-10-29

High frequency inverter/distributed gap inductor—capacitor filter apparatus and method of use thereof

#96
20200321790
2020-10-08

Solenoid generator, corresponding electrical supply system and device

#97
20200273618
2020-08-27

ELECTRO-MAGNETIC DEVICES AND THERMAL MANAGEMENT THEREOF

#98
20200258676
2020-08-13

Method of forming a cast inductor apparatus

#99
20200258670
2020-08-13

REACTOR, MOTOR DRIVER, POWER CONDITIONER AND MACHINE

#100
20200219642
2020-07-09

High-voltage device having ceramic spacer elements, and use thereof

#101
20200211757
2020-07-02

Reactor for vehicle

#102
20200203055
2020-06-25

Power conversion device and high-voltage noise filter

#103
20200194162
2020-06-18

Planar transformer

#104
20200185146
2020-06-11

Cooled / cast inductor apparatus and method of use thereof

#105
20200168390
2020-05-28

ELECTRICAL COMPONENT AND ELECTRICAL DEVICE

#106
20200161040
2020-05-21

Wireless power transmission device for vehicle

#107
20200144826
2020-05-07

System and method for wind power generation and transmission in electrical power systems

#108
20200098502
2020-03-26

Reactor and method of manufacturing the same

#109
20200066433
2020-02-27

Inductor and method for producing the same

#110
20200059136
2020-02-20

Frame device of iron core of static electrical machine having outwardly-extended heat dissipation fins and/or heat dissipation hole

#111
20200058433
2020-02-20

Core for an electrical induction device

#112
20200058432
2020-02-20

Frame Device Of Iron Core Of Static Electrical Machine Having Outwardly-Extended Heat Dissipation Fin And/Or Heat Dissipation Hole

#113
20200035399
2020-01-30

Coil device

#114
20200035397
2020-01-30

Electromagnetic induction device configured as a multiple magnetic circuit

#115
20200027648
2020-01-23

Flat winding / equal coupling common mode inductor apparatus and method of use thereof

#116
20190392975
2019-12-26

Electronic device including at least one inductor comprising passive heat management means

#117
20190385787
2019-12-19

Antenna device and electronic apparatus

#118
20190385785
2019-12-19

Magnetic unit and an associated method thereof

#119
20190378650
2019-12-12

Current distribution and thermal regulation in inductive power transfer coupling structures

#120
20190378645
2019-12-12

Power transformer and circuit board module

#121
20190371510
2019-12-05

Filter device and power converter

#122
20190348861
2019-11-14

Wireless charging device, portable container, and wireless charging terminal

#123
20190252106
2019-08-15

LOW PASS FILTER

#124
20190237242
2019-08-01

TRANSFORMER UNIT FOR A RESONANT CONVERTER

#125
20190221354
2019-07-18

Air core type reactor unit and electric power supply equipment having an air core type reactor unit

#126
20190206604
2019-07-04

Circuit assembly

#127
20190198217
2019-06-27

RF CHOKE FOR GAS DELIVERY TO AN RF DRIVEN ELECTRODE IN A PLASMA PROCESSING APPARATUS

#128
20190189330
2019-06-20

Two channel cosine-theta coil assembly

#129
20190189328
2019-06-20

RF choke for gas delivery to an RF driven electrode in a plasma processing apparatus

#130
20190180921
2019-06-13

Transformer apparatus and method for manufacturing it

#131
20190180906
2019-06-13

Inductive component

#132
20190131053
2019-05-02

Reactor

#133
20190122806
2019-04-25

Transformer structure

#134
20190103211
2019-04-04

Magnetic field generation with thermovoltaic cooling

#135
20190088399
2019-03-21

Liquid cooled magnetic element

#136
20190035552
2019-01-31

Stationary induction apparatus

#137
20190035543
2019-01-31

Coil unit, and power transmitting device, power receiving device and wireless power transmission system using the coil unit

#138
20190027305
2019-01-24

Method for potting an electrical component

#139
20190027292
2019-01-24

Transformer with temperature-dependent cooling function

#140
20190019613
2019-01-17

HOLLOW TOROIDAL MAGNETIC POWER UNIT

#141
20190019609
2019-01-17

Circuit device and power converter

#142
20190006082
2019-01-03

Fluid cooled magnetic element

#143
20180374624
2018-12-27

Coil unit having cooling apparatus

#144
20180342945
2018-11-29

DISCHARGE DEVICE

#145
20180342344
2018-11-29

Electronics system and method of forming same

#146
20180330866
2018-11-15

REACTOR

#147
20180268980
2018-09-20

Self-cooled reactor apparatus

#148
20180262055
2018-09-13

WIRELESS POWER CONVERSION SYSTEM

#149
20180261374
2018-09-13

REACTOR, MOTOR DRIVER, POWER CONDITIONER AND MACHINE

#150
20180211766
2018-07-26

Bobbin with electromagnetic interference shield for electromagnetic device

#151
20180204671
2018-07-19

Transformer Having Superconducting Windings

#152
20180204668
2018-07-19

Stationary Induction Apparatus

#153
20180174731
2018-06-21

Electronic appliance and power conversion apparatus

#154
20180151284
2018-05-31

Magnetic element

#155
20180091111
2018-03-29

Equal coupling common mode inductor apparatus and method of use thereof

#156
20180082777
2018-03-22

Planar transformer layer, assembly of layers for planar transformer, and planar transformer

#157
20180053591
2018-02-22

NOISE FILTER

#158
20180033536
2018-02-01

Reactor

#159
20180012694
2018-01-11

Electromagnetic induction device configured as a multiple magnetic circuit

#160
20170339806
2017-11-23

Systems and methods for transformer cooling by vertical airflow

#161
20170327946
2017-11-16

RF choke for gas delivery to an RF driven electrode in a plasma processing apparatus

#162
20170316876
2017-11-02

Arrangement of single phase transformers

#163
20170316861
2017-11-02

Transformer with hinged cooling module

#164
20170253129
2017-09-07

Receiving device for receiving a magnetic field and for producing electric energy by magnetic induction, for use by a vehicle

#165
20170251575
2017-08-31

Reactor unit and fuel cell vehicle including reactor unit

#166
20170243688
2017-08-24

Coil device

#167
20170213631
2017-07-27

Core for an electrical induction device

#168
20170207019
2017-07-20

Transformer

#169
20170186530
2017-06-29

Molded stationary induction apparatus and method for manufacturing molded stationary induction apparatus

#170
20170104358
2017-04-13

Magnetic field shielding sheet and wireless power charging apparatus including the same

#171
20170103840
2017-04-13

Modular insulation fluid handling system

#172
20170089986
2017-03-30

Measuring arrangement for detecting a magnetic unidirectional flux in the core of a transformer

#173
20170084382
2017-03-23

Magnetic assembly

#174
20170076858
2017-03-16

Rolled iron core traction transformer

#175
20170053733
2017-02-23

Reactor

#176
20170053731
2017-02-23

Reactor

#177
20170053148
2017-02-23

Enclosure for an optical device

#178
20170040836
2017-02-09

Vehicle-mounting structure for wireless power reception device

#179
20170025960
2017-01-26

Electromagnetic induction device, and power supply apparatus and display apparatus having the same

#180
20170020033
2017-01-19

Double insulated heat spreader

#181
20170011612
2017-01-12

System and method for monitoring and controlling a transformer

#182
20160348984
2016-12-01

Plate stack structure for securely fixing plate stacks

#183
20160329735
2016-11-10

Advanced convectively-cooled inductive charging

#184
20160329168
2016-11-10

On-load tap changer according to the reactor switching principle

#185
20160329145
2016-11-10

COOLING APPARATUS FOR MOLD TRANSFORMER

#186
20160322158
2016-11-03

Method for producing a heavy-current transformer

#187
20160322151
2016-11-03

Device comprising a high voltage apparatus including a fluid and equipment for detecting one or more physical properties of the fluid

#188
20160322150
2016-11-03

Reactor

#189
20160322149
2016-11-03

Method for Controlling Load of Transformer Based on Hot Spot Temperature Measured by Using Fiber Grating Technology

#190
20160307684
2016-10-20

WINDING COMPONENT

#191
20160264005
2016-09-15

Electrified vehicle cable having an inductor portion

#192
20160260538
2016-09-08

Winding component attachment structure and power conversion device provided with said attachment structure

#193
20160249490
2016-08-25

Magnetic devices with integral cooling channels

#194
20160247619
2016-08-25

Vibration stabilizer for enclosure cooling fins

#195
20160217899
2016-07-28

Reactor

#196
20160204689
2016-07-14

High frequency inverter/distributed gap inductor—capacitor filter apparatus and method of use thereof

#197
20160203907
2016-07-14

Method for potting an electrical component

#198
20160189846
2016-06-30

Reactor

#199
20160163445
2016-06-09

Compact electrical device and electrodynamic loudspeaker, electric motor, stirring device and adjustable clutch based thereon

#200
20160133372
2016-05-12

Electronics system and method of forming same

#201
20160125996
2016-05-05

Inductor with cooling apparatus for vehicle

#202
20160104568
2016-04-14

Integrated sound shield for air core reactor

#203
20160086713
2016-03-24

Thermally conductive silicone adhesive composition for reactor and reactor

#204
20160064134
2016-03-03

Cooling device for transformer

#205
20160035488
2016-02-04

Cast Split Low Voltage Coil With Integrated Cooling Duct Placement After Winding Process

#206
20160027573
2016-01-28

Coil structure of open ventilated type stereoscopic wound-core dry-type transformer

#207
20160025421
2016-01-28

Fluid-cooled wound strip structure

#208
20160005532
2016-01-07

Coil unit and contactless power supplying apparatus

#209
20160005521
2016-01-07

Liquid cooled inductors

#210
20150380147
2015-12-31

Filter device

#211
20150357109
2015-12-10

Reactor provided with a cooler

#212
20150348694
2015-12-03

COOLING STRUCTURE FOR MAGNETIC COMPONENT AND POWER CONVERTER PROVIDED THEREWITH

#213
20150348693
2015-12-03

Amorphous Core Transformer

#214
20150334874
2015-11-19

Coldplate with integrated electrical components for cooling thereof

#215
20150310977
2015-10-29

Distributed gap inductor filter apparatus and method of use thereof

#216
20150170818
2015-06-18

Apparatus and method for mitigating thermal excursions in air core reactors due to wind effects

#217
20150123756
2015-05-07

Electrical device with emergency cooling system

#218
20150123645
2015-05-07

Power supply unit having heat dissipation structure

#219
20150097644
2015-04-09

Magnetic devices with integral cooling channels

#220
20150061807
2015-03-05

Transformer

#221
20140313679
2014-10-23

Heavy-current transformer having a multi-point contacting, transformer element, contact plate and secondary winding, and method for producing such a heavy-current transformer

#222
20140287927
2014-09-25

Coil support members

#223
20140216344
2014-08-07

RF choke for gas delivery to an RF driven electrode in a plasma processing apparatus

#224
20140191834
2014-07-10

Inductor apparatus and method of manufacture thereof

#225
20140184372
2014-07-03

System and method for manufacturing magnetic resonance imaging coils using ultrasonic consolidation

#226
20140176271
2014-06-26

Inductor systems using flux concentrator structures

#227
20140159846
2014-06-12

Medium frequency transformer

#228
20140133204
2014-05-15

Reactor, converter, and power converter apparatus

#229
20140132380
2014-05-15

Apparatus and method for thermal management of magnetic devices

#230
20140118101
2014-05-01

Transformer provided with a taps panel, an electric-insulation method for a taps panel of a dry distribution transformer, and a taps panel for a dry distribution transformer

#231
20140118099
2014-05-01

Gas-insulated delta transformer

#232
20140053819
2014-02-27

Ignition device for spark ignition engines

#233
20130314185
2013-11-28

Transformer cooling apparatus and transformer assembly including the same

#234
20130207763
2013-08-15

COOLING DEVICE FOR ELECTRICAL DEVICE AND METHOD OF COOLING AN ELECTRICAL DEVICE

#235
20130187738
2013-07-25

ELECTRICAL APPARATUS HAVING A THERMALLY CONDUCTIVE BOBBIN

#236
20130182478
2013-07-18

Reactor, converter, and electric power converter

#237
20130176092
2013-07-11

COOLED TRANSFORMER HAVING AT LEAST ONE STRIP WINDING

#238
20130106547
2013-05-02

Amorphous core transformer

#239
20130099883
2013-04-25

REACTOR

#240
20120306606
2012-12-06

Device for limiting current having variable coil impedance

#241
20120293959
2012-11-22

Heat transfer element temperature variation system

#242
20120257420
2012-10-11

Coil bobbin, coil component and switching power source apparatus

#243
20120086533
2012-04-12

Multi-phase transformer

#244
20120075048
2012-03-29

Inductor mounting apparatus and method of use thereof

#245
20120075047
2012-03-29

TRANSFORMER CORE

#246
20110309905
2011-12-22

Gapped magnet core

#247
20110234355
2011-09-29

Coil transformer composed of unit configuration

#248
20110234352
2011-09-29

Inductor apparatus and method of manufacture thereof

#249
20110215890
2011-09-08

Providing a transformer for an inverter

#250
20110175695
2011-07-21

Housing for an electric machine

#251
20110043312
2011-02-24

Outdoor dry transformer having shield made of high functional fiber

#252
20100301980
2010-12-02

Current transformer, protection device including such transformer and related circuit breaker

#253
20100162557
2010-07-01

Method of forming a disc-wound transformer with improved cooling and impulse voltage distribution

#254
20090022905
2009-01-22

RF choke for gas delivery to an RF driven electrode in a plasma processing apparatus

#255
20080290981
2008-11-27

Fixing Apparatus for an Electrical Winding

#256
20080272874
2008-11-06

Winding structure of transformer

#257
20080024256
2008-01-31

Disc wound transformer with improved cooling and impulse voltage distribution

#258
20070272394
2007-11-29

Method for cooling coils and shim iron

#259
20070229205
2007-10-04

Arrangement for cooling of components of wind energy installations

#260
20050280489
2005-12-22

Cooled multiphase choke assembly

#261
20050231316
2005-10-20

Planar type ferrite core

#262
15663874
2020-06-09

Method of forming a transformer winding

#263
15636383
2018-08-28

Choke coil module of high power density DC-AC power inverter

#264
15485518
2018-05-22

Stacked magnetic assembly

#265
13468237
2016-07-26

Core passage step apparatus and methods

#266
13007420
2016-11-08

Magnetic component with core grooves for improved heat transfer