ClassID:

201744

H01F30/06 - CPC Classification

Classification description:

Fixed transformers not covered by group characterised by the structure

Sub-classes:
Recent Application in this class:
#1
20260109601
2026-04-23

LOW FREQUENCY OZONE GENERATOR

#2
20260058053
2026-02-26

Planar Magnetic-Electrical Power Train With Multiple Power Processing Cells Arranged Across Several Branches

#3
20260045405
2026-02-12

TRANSFORMER DEVICE

#4
20260038734
2026-02-05

POWER ADAPTER

#5
20250349462
2025-11-13

TRANSFORMER WITH LEAKAGE INDUCTANCE

#6
20250336599
2025-10-30

Resonant inductor integrated transformer module

#7
20250308743
2025-10-02

EMBEDDED INDUCTION MAGNETIC COMPONENT, TRANSFORMER, AND POWER SUPPLY DEVICE

#8
20250292958
2025-09-18

Magnetic Structures For Low Leakage Inductance And Very High Efficiency

#9
20250292957
2025-09-18

TRANSFORMER

#10
20250279236
2025-09-04

TRANSFORMER WITH SPIRAL INDUCTORS

#11
20250253086
2025-08-07

MAGNETIC COMPONENT

#12
20250246365
2025-07-31

HALF-TURN WINDING TRANSFORMER, CIRCUIT TOPOLOGY AND POWER DEVICE

#13
20250229658
2025-07-17

TRANSFORMER FOR ON-BOARD CHARGER OF ELECTRIC VEHICLE

#14
20250226148
2025-07-10

INTEGRATED TRANSFORMER AND POWER MODULE

#15
20250172514
2025-05-29

X-Ray Fluorescence Spectrometer and Power Supply Apparatus

#16
20250104907
2025-03-27

TRANSFORMER AND POWER APPARATUS USING THE SAME

#17
20250037928
2025-01-30

MOLD TRANSFORMER

#18
20250014805
2025-01-09

MULTI-HELICAL WINDINGS FOR A TRANSFORMER

#19
20240242871
2024-07-18

MAGNETIC APPARATUSES WITH TWO-SURFACE CONDUCTIVE CONTACTS, POWER MODULES, MULTIPLE-SWITCH ENCAPSULATIONS, AND POWER SUPPLY SYSTEMS

#20
20240128010
2024-04-18

TRANSFORMER AND POWER CONVERSION DEVICE

#21
20240013965
2024-01-11

MAGNETIC CORE

#22
20240006119
2024-01-04

Magnetic structures for low leakage inductance and very high efficiency

#23
20230360850
2023-11-09

CONVERTER COMPONENT AND CONVERTER

#24
20230335332
2023-10-19

TRANSFORMER FOR LDC OF ELECTRIC VEHICLE

#25
20220367109
2022-11-17

MAGNETIC STRUCTURES AND INDUCTIVE COUPLING CONTROL

#26
20220319769
2022-10-06

Magnetic structures for low leakage inductance and very high efficiency

#27
20220301765
2022-09-22

INSULATION DEVICE AND ELECTRICAL DEVICE HAVING THE SAME

#28
20220135405
2022-05-05

A LOW FREQUENCY OZONE GENERATOR

#29
20220093314
2022-03-24

Package embedded magnetic power transformers for SMPS

#30
20220028603
2022-01-27

High-voltage isolation withstand planar transformer and high-voltage insulation method thereof

#31
20210272746
2021-09-02

Electronic device

#32
20210217555
2021-07-15

Magnetic structures for low leakage inductance and very high efficiency

#33
20210151244
2021-05-20

Electrical transformer and method of manufacturing an electrical transformer

#34
20210110970
2021-04-15

Reactor and power supply circuit

#35
20210043374
2021-02-11

INSULATED WINDING WIRE TRANSFORMER FOR WELDING-TYPE POWER SUPPLIES

#36
20200402710
2020-12-24

WELDING TRANSFORMER

#37
20200389049
2020-12-10

ELECTRIC POWER CONTROL APPARATUS AND DRIVE UNIT

#38
20200388434
2020-12-10

Transformer and DC-DC converter with transformer

#39
20200381174
2020-12-03

Method for producing electricity using inductive electromagnetic force of power generation coil

#40
20200312540
2020-10-01

Transformer

#41
20200294710
2020-09-17

Coil component, electronic component, and electronic apparatus

#42
20200294708
2020-09-17

Transformer, power supply, and medical system

#43
20200258680
2020-08-13

Integrated transformer with low AC losses and impedance balanced interface

#44
20200251859
2020-08-06

Shorting block for a current transformer

#45
20200203064
2020-06-25

Power conversion device

#46
20200098513
2020-03-26

Systems and methods for monitoring components in a power transformer or the like

#47
20200072228
2020-03-05

High frequency AC noise suppression within transformers

#48
20190348213
2019-11-14

PLANAR TRANSFORMER, LASER DIODE-DRIVING POWER SUPPLY, AND LASER MACHINING APPARATUS

#49
20190320554
2019-10-17

Electronic circuit board and power conversion device

#50
20190318864
2019-10-17

PLANAR TRANSFORMER

#51
20190181742
2019-06-13

Passive circuit and power converter

#52
20190165692
2019-05-30

Converter arrangement having a star point reactor

#53
20190156992
2019-05-23

Alternating hybrid excitation assembly and application thereof to motor and transformer

#54
20190156989
2019-05-23

ELECTROMAGNETIC INDUCTION DEVICE AND MANUFACTURING METHOD THEREFOR

#55
20190090347
2019-03-21

WIRING BOARD AND PLANAR TRANSFORMER

#56
20190035548
2019-01-31

Laminated core rotatable transformer

#57
20190013147
2019-01-10

NETWORK TRANSFORMER

#58
20180253570
2018-09-06

High voltage inductive adder

#59
20180218820
2018-08-02

Magnetic core signal modulation

#60
20180158594
2018-06-07

High-current half-turn windings

#61
20180114630
2018-04-26

Electrical device with dynamic winding pressing

#62
20180082778
2018-03-22

Broadside-coupled transformer

#63
20170221627
2017-08-03

Tran principles, methods of DC pulse electric device without moving parts

#64
20170200553
2017-07-13

Multi-pulse electromagnetic device including a linear magnetic core configuration

#65
20170169980
2017-06-15

Device for monitoring a current of a primary conductor with respect to a predetermined current threshold, and related trip assembly and switching device

#66
20170053735
2017-02-23

Shielded power coupling device

#67
20160217915
2016-07-28

Transformer with ferromagnetic foil windings

#68
20160012959
2016-01-14

Linear electromagnetic device

#69
20150340152
2015-11-26

Transformer with bobbin for preventing crack, low voltage DC-DC converter having the same, and method for assembling the same

#70
20150123402
2015-05-07

MAGNETIC STRUCTURE COMBINING NORMAL MODE AND COMMON MODE INDUCTANCE

#71
20150109082
2015-04-23

COIL COMPONENT AND MANUFACTURING METHOD THEREOF

#72
20140340940
2014-11-20

Integrated magnetics component

#73
20140286068
2014-09-25

Differential mode and common mode choke

#74
20140266557
2014-09-18

Inherently Balanced Phase Shifting AutoTransformer

#75
20140210585
2014-07-31

Variable core electromagnetic device

#76
20140160644
2014-06-12

COIL COMPONENT AND DISPLAY DEVICE INCLUDING THE SAME

#77
20140028433
2014-01-30

TRANSFORMER

#78
20140022040
2014-01-23

Linear electromagnetic device

#79
20130343091
2013-12-26

Integrated magnetics for soft switching converter

#80
20130181800
2013-07-18

Magnetic power converter

#81
20130176097
2013-07-11

INSULATING TRANSFORMER

#82
20130135073
2013-05-30

Transformer

#83
20130127580
2013-05-23

Shielded power coupling device

#84
20130106557
2013-05-02

Integrated magnetic element

#85
20130099887
2013-04-25

Reactor

#86
20130082814
2013-04-04

MULTI-WINDING MAGNETIC STRUCTURES

#87
20130069751
2013-03-21

Transformer

#88
20130010504
2013-01-10

Power converter and integrated DC choke therefor

#89
20130009625
2013-01-10

TRANSFORMER

#90
20120300500
2012-11-29

Coupled inductor with improved leakage inductance control

#91
20120161917
2012-06-28

Magnetic power converter

#92
20120154098
2012-06-21

Transformer

#93
20120062352
2012-03-15

Flux transfer device

#94
20120056704
2012-03-08

Composite transformer

#95
20110032068
2011-02-10

Coupled inductor with improved leakage inductance control

#96
20100328006
2010-12-30

POWER TRANSFER DEVICE

#97
20100254168
2010-10-07

Magnetic device formed with U-shaped core pieces and power converter employing the same

#98
20100231341
2010-09-16

High frequency transformer for high voltage applications

#99
20100127811
2010-05-27

Transformer with Center Tap Encompassing Primary Winding

#100
20100102916
2010-04-29

Shared reactor transformer

#101
20100091522
2010-04-15

Extended E matrix integrated magnetics (MIM) core

#102
20100062645
2010-03-11

Electrical connector system with magnetic module

#103
20100060400
2010-03-11

Transformer and spiral flat winding thereof

#104
20090316439
2009-12-24

DC power source apparatus

#105
20090278647
2009-11-12

INDUCTIVE DEVICES AND METHODS OF MAKING THE SAME

#106
20090226335
2009-09-10

Submersible pump capable of providing low voltage power supply

#107
20090196073
2009-08-06

Switching power supply unit

#108
20090167473
2009-07-02

TRANSFORMER STRUCTURE

#109
20090129124
2009-05-21

Power supply for electrostatic precipitator

#110
20090128277
2009-05-21

Transformer

#111
20090045897
2009-02-19

Transformer and transformer assembly

#112
20080238211
2008-10-02

SOLID-STATE MICROSECOND CAPACITANCE CHARGER FOR HIGH VOLTAGE AND PULSED POWER

#113
20080205098
2008-08-28

Coupled-inductor multi-phase buck converters

#114
20080186121
2008-08-07

Coil device, composite coil device, and transformer device

#115
20080129397
2008-06-05

Electromagnetic electric generator

#116
20080101097
2008-05-01

DC-DC converter with integrated transformer assembly composed of transformer pair

#117
20080094161
2008-04-24

High voltage transformer

#118
20080024259
2008-01-31

Extended E matrix integrated magnetics (MIM) core

#119
20080007381
2008-01-10

Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components

#120
20070290784
2007-12-20

Planar High Voltage Transformer Device

#121
20070262843
2007-11-15

Structure for high voltage bearable transformers

#122
20070262842
2007-11-15

Transformer having a closed magnetic flux path

#123
20070236321
2007-10-11

Transformer

#124
20070159288
2007-07-12

Transformer structure

#125
20070159284
2007-07-12

Transformer having auxiliary winding coil for sensing magnetic flux balance and driving circuit using the same

#126
20070132535
2007-06-14

Electromagnetic device, high-voltage generating device, and method for making the electromagnetic device

#127
20070109089
2007-05-17

Self-damped inductor

#128
20070109088
2007-05-17

Snap-On Parasitic Power Line Transformer

#129
20070085650
2007-04-19

QQ-type spirakore

#130
20070080771
2007-04-12

Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components

#131
20070047266
2007-03-01

Switching power supply unit

#132
20070046411
2007-03-01

Transformer having reduced size, safety insulation and low leakage inductance

#133
20070040644
2007-02-22

Power factor correction rectifier having independent inductive components

#134
20060273872
2006-12-07

Power transformer

#135
20060186981
2006-08-24

Electromagnetic device having independent inductive components

#136
20060152318
2006-07-13

High-frequency power transformer

#137
20060097837
2006-05-11

Coil component

#138
20060097711
2006-05-11

DC-DC converter having magnetic feedback

#139
20060034101
2006-02-16

Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components

#140
20050237146
2005-10-27

Magnetic core for stationary electromagnetic devices

#141
20050146902
2005-07-07

Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components

#142
20050104698
2005-05-19

Electromagnetic device, high-voltage generating device, and method for making the electromagnetic device

#143
20050077991
2005-04-14

Landscape lighting transformer having increased loading features

#144
20050036638
2005-02-17

Transmission coil system and remote control for a hearing aid

#145
20050024179
2005-02-03

Extended E matrix integrated magnetics (MIM) core

#146
18924474
2025-12-02

Integral transformer junction module