ClassID:

201740

H01F29/146 - CPC Classification

Classification description:

Variable transformers or inductances not covered by group with variable magnetic bias Constructional details

Recent Application in this class:
#1
20260031270
2026-01-29

MAGNETIC COMPONENT

#2
20210407731
2021-12-30

Magnetically controllable choke coil having central connection

#3
20210119451
2021-04-22

Continuously adjustable saturable reactor

#4
20200194540
2020-06-18

Recoiled metal thin film for 3D inductor with tunable core

#5
20190377376
2019-12-12

Power switching circuits having a saturable inductor

#6
20190295759
2019-09-26

Method of tuning an inductance of an inductive sensor

#7
20190267186
2019-08-29

Electromagnetic power converter

#8
20190043651
2019-02-07

Network transformer apparatus and methods of making and using the same

#9
20180336988
2018-11-22

Inductive sensor tuning using a permeable paste mixture

#10
20180218828
2018-08-02

INDUCTOR WITH VARIABLE PERMEABILITY CORE

#11
20180211769
2018-07-26

Electromagnetic power converter

#12
20180075966
2018-03-15

Manufacturing method for electrostatically tunable magnetoelectric inductors with large inductance tunability

#13
20170229858
2017-08-10

Fault current limiter

#14
20170110243
2017-04-20

Coil component

#15
20160379752
2016-12-29

Variable inductor and wireless communication device including variable device for conversion of a baseband signal to a radio frequency (RF) range

#16
20160293326
2016-10-06

Integrated tunable inductors

#17
20150288170
2015-10-08

Passive fault current limiter for wind power applications

#18
20140347153
2014-11-27

Power-electronic-type fault current limiter using magnetic turn-off principle

#19
20140301007
2014-10-09

Fault current limiter

#20
20140253272
2014-09-11

Electrostatically tunable magnetoelectric inductors with large inductance tunability

#21
20140192450
2014-07-10

Fault current limiter

#22
20130278368
2013-10-24

Rectifier transformer

#23
20130021126
2013-01-24

TRANSFORMER

#24
20120295174
2012-11-22

Fuel cell system including soft switching boost converter

#25
20110156849
2011-06-30

METHOD FOR INFLUENCING THE MAGNETIC COUPLING BETWEEN TWO BODIES AT A DISTANCE FROM EACH OTHER AND DEVICE FOR PERFORMING THE METHOD

#26
20090201118
2009-08-13

Electromagnetic current limiter device

#27
20090174501
2009-07-09

Electronically variable inductor, associated tunable filter and methods

#28
20080303619
2008-12-11

Protection of permanent magnets in a DC-inductor

#29
20080224809
2008-09-18

MAGNETIC INTEGRATION STRUCTURE

#30
20070109089
2007-05-17

Self-damped inductor

#31
20060152324
2006-07-13

Magnetically controlled inductive device

#32
20050116804
2005-06-02

Magnetically biasing bond magnet for improving DC superposition characteristics of magnetic coil

#33
20050110604
2005-05-26

Ignition coil having magnetic flux reducing inner structure