ClassID:

201760

H01F38/08 - CPC Classification

Classification description:

Adaptations of transformers or inductances for specific applications or functions High-leakage transformers or inductances

Sub-classes:
Recent Application in this class:
#1
20260066808
2026-03-05

TRANSFORMERS WITH TOP LEAKAGE FLUX PATH FOR POWER CONVERTERS

#2
20250069801
2025-02-27

LEAKAGE TRANSFORMER

#3
20240387096
2024-11-21

RESONANT TRANSFORMERS WITH CALIBRATABLE FLUX-SHUNT

#4
20240234024
2024-07-11

COIL DEVICE

#5
20240136120
2024-04-25

COIL DEVICE

#6
20230360849
2023-11-09

LEAKAGE TRANSFORMER

#7
20230208304
2023-06-29

Insulating transformer and power conversion device equipped with same

#8
20230187124
2023-06-15

COIL DEVICE

#9
20220189687
2022-06-16

Leakage transformer

#10
20220084743
2022-03-17

COUPLED INDUCTORS FOR LOW ELECTROMAGNETIC INTERFERENCE

#11
20210287847
2021-09-16

Leakage transformer

#12
20210065969
2021-03-04

Transformer core and transformer

#13
20200381173
2020-12-03

COMMON MODE INDUCTOR WITH DUAL LEAKAGE PATHS

#14
20200043648
2020-02-06

Transformer device

#15
20190304676
2019-10-03

Leakage transformer

#16
20190006096
2019-01-03

Transformers with integrated inductors

#17
20180261378
2018-09-13

Transformer and DC-DC converter

#18
20180254143
2018-09-06

Resonant transformer with adjustable leakage inductance

#19
20180240588
2018-08-23

Transformer and resonant circuit having same

#20
20180222333
2018-08-09

Integrated dual-output grid-to-vehicle (G2V) and vehicle-to-grid (V2G) onboard charger for plug-in electric vehicles

#21
20180158600
2018-06-07

Permanent magnet induction generator (PMIG)

#22
20180122566
2018-05-03

TRANSFORMER SIMULATING CIRCUIT AND SIMULATING METHOD OF TRANSFORMER

#23
20180068785
2018-03-08

Stationary induction electrical apparatus

#24
20180053596
2018-02-22

Coupled inductors for low electromagnetic interference

#25
20170324343
2017-11-09

Transformer with integrated leakage inductance

#26
20170263369
2017-09-14

Integrated transformers and coupled inductors and associated systems and methods

#27
20170250025
2017-08-31

Inductor winding method and inductor winding device

#28
20160016479
2016-01-21

Integrated dual-output grid-to-vehicle (G2V) and vehicle-to-grid (V2G) onboard charger for plug-in electric vehicles

#29
20150287526
2015-10-08

Single-phase electric furnace transformer

#30
20150248965
2015-09-03

Composite transformer with a longer creepage distance

#31
20150200047
2015-07-16

Planar transformer

#32
20150085533
2015-03-26

REACTOR AND POWER CONVERTER

#33
20150083491
2015-03-26

Method and apparatus for isolating and switching lower voltage pulses from high voltage pulses in electrocrushing and electrohydraulic drills

#34
20150009001
2015-01-08

Power transformer with electronic components

#35
20140368306
2014-12-18

Inductor and electronic device including the same

#36
20130207766
2013-08-15

Planar transformer

#37
20120062207
2012-03-15

Powder Core Material Coupled Inductors And Associated Methods

#38
20110115595
2011-05-19

Transformer

#39
20110032062
2011-02-10

Transformer improved in leakage inductance

#40
20100231343
2010-09-16

Center-tapped transformer

#41
20100231342
2010-09-16

Center-tapped transformer

#42
20100079231
2010-04-01

Transformer with leakage inductance

#43
20100020579
2010-01-28

Power supply that determines energy consumption and outputs a signal indicative of energy consumption

#44
20100020573
2010-01-28

Audible noise suppression in a resonant switching power converter

#45
20100020570
2010-01-28

Resonant switching power converter with burst mode transition shaping

#46
20100020569
2010-01-28

Resonant switching power converter with adaptive dead time control

#47
20100019874
2010-01-28

Transformer with split primary winding

#48
20090289750
2009-11-26

Sheet type transformer and discharge lamp lighting apparatus

#49
20090278652
2009-11-12

Coil component

#50
20090278646
2009-11-12

Structure of transformer

#51
20090237195
2009-09-24

Center-tapped transformer

#52
20090167474
2009-07-02

TRANSFORMER IMPROVED IN LEAKAGE INDUCTANCE

#53
20090066459
2009-03-12

Transformer Structure

#54
20080211616
2008-09-04

Inverter transformer having bobbin with protected terminal pins

#55
20080157914
2008-07-03

Lamp transformer assembly

#56
20080143277
2008-06-19

Transformer, backlight apparatus, and display apparatus

#57
20080079524
2008-04-03

Planar transformer and switching power supply

#58
20080055879
2008-03-06

Lamp transformer

#59
20080055814
2008-03-06

Lamp transformer

#60
20070267918
2007-11-22

Transformer device utilizing an air gap for non-contact energy transmission from the primary side to the secondary side

#61
20070236316
2007-10-11

Leakage transformer

#62
20060279392
2006-12-14

Inverter transformer

#63
20060209582
2006-09-21

Switching power supply unit

#64
20060187688
2006-08-24

Switching power source apparatus

#65
20060145802
2006-07-06

Transformer for resonant inverter

#66
20060132273
2006-06-22

Inverter trasformer

#67
20060037461
2006-02-23

Switching power circuit

#68
20060018134
2006-01-26

Switching power supply device

#69
20050286270
2005-12-29

Full wave series resonant type DC to DC power converter with integrated magnetics

#70
20050219030
2005-10-06

Leakage transformer

#71
20050156702
2005-07-21

Motionless electromagnetic turbine

#72
20050141159
2005-06-30

Device for supplying an electronic protection device to be used in a low-voltage circuit breaker

#73
20050068792
2005-03-31

Switching power supply circuit

#74
20050068149
2005-03-31

Leakage transformer

#75
20050007230
2005-01-13

Leakage transformer

#76
17373575
2024-01-02

Magnetic devices for power converters with light load enhancers