ClassID:

201632

H01F21/06 - CPC Classification

Classification description:

Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole

Sub-classes:
Recent Application in this class:
#1
20250087400
2025-03-13

SYSTEM FOR PARAMETRIC RESONANT VARYING INDUCTANCE

#2
20240200986
2024-06-20

LINEAR VARIABLE DIFFERENTIAL TRANSFORMER ARRANGEMENTS AND RELATED METHODS

#3
20220397428
2022-12-15

OPTIMAL LVDT/RVDT DEMODULATION USING A HYBRID ALGORITHM

#4
20220244077
2022-08-04

Dual rotary variable differential transducer

#5
20220187103
2022-06-16

Accuracy improvement in linear variable differential transformer based position measurements

#6
20210407722
2021-12-30

MAGNETIC SHELL AND MAGNETIC DEVICE

#7
20210190546
2021-06-24

Transformer with test circuit

#8
20210118600
2021-04-22

LINEAR VARIABLE DIFFERENTIAL TRANSDUCER

#9
20200333168
2020-10-22

Apparatuses, systems, and methods for improved sensor devices

#10
20200225062
2020-07-16

High speed AC input sensor conversion

#11
20200011708
2020-01-09

Resolver/LVDT odd harmonic distortion compensation

#12
20190295759
2019-09-26

Method of tuning an inductance of an inductive sensor

#13
20190198218
2019-06-27

Electromagnetic device

#14
20190145797
2019-05-16

C-shaped cylindrical core for linear variable differential transformer (LVDT) probes

#15
20190113367
2019-04-18

MAGNETIC CORE FOR AN ELECTROMAGNETIC DEVICE

#16
20190081511
2019-03-14

Coil arrangement

#17
20180336988
2018-11-22

Inductive sensor tuning using a permeable paste mixture

#18
20170352464
2017-12-07

Linear variable displacement transformer (LVDT) with improved linearity using extreme end booster winding

#19
20170278605
2017-09-28

Method for manufacturing a device having a three-dimensional magnetic structure

#20
20170194092
2017-07-06

Device for the contact-free transfer of electrical energy into a moving system of a shifting device

#21
20170040103
2017-02-09

Variable inductor

#22
20160334245
2016-11-17

Variable differential transformer position sensor with a trapezoidal primary coil

#23
20160020017
2016-01-21

Microfluidics controlled tunable coil

#24
20150340147
2015-11-26

Inductor core

#25
20150318097
2015-11-05

Adjustable inductor

#26
20150302982
2015-10-22

MEMS tunable inductor

#27
20150287522
2015-10-08

High temperature electromagnetic coil assemblies

#28
20150116067
2015-04-30

Three phase rotary transformer with free linked fluxes

#29
20140375259
2014-12-25

Steering wheel and car using the steering wheel

#30
20140342373
2014-11-20

Microfluidic system

#31
20140333260
2014-11-13

Charging coil system for a drop-in target device such as a toothbrush

#32
20140285138
2014-09-25

Device for inductive energy transfer

#33
20140125488
2014-05-08

Proximity detection systems and method for internal traffic control

#34
20140070911
2014-03-13

Liquid MEMS magnetic component

#35
20130154779
2013-06-20

Rotary transformer

#36
20120249318
2012-10-04

Proximity detection systems and method for internal traffic control

#37
20120225784
2012-09-06

Methods for fabricating high temperature electromagnetic coil assemblies

#38
20120032768
2012-02-09

Linear variable differential transformers

#39
20110234354
2011-09-29

Variable inductor

#40
20110234351
2011-09-29

Coil component

#41
20110133737
2011-06-09

Adjustable EMI suppression core for common mode/normal mode balance

#42
20110018668
2011-01-27

Variable inductor with non-magnetic core and method of manufacture therefor

#43
20100134229
2010-06-03

TRANSMISSION-LINE TRANSFORMER AND AMPLIFIER UNIT HAVING THE SAME

#44
20100109826
2010-05-06

Inductor

#45
20100102909
2010-04-29

SOLENOID PLUNGER HOUSING MADE OF METALS OF DIFFERENT MAGNETIC PERMEABILITY

#46
20090309683
2009-12-17

Sensor inductors, sensors for monitoring movements and positioning, apparatus, systems and methods therefore

#47
20090309578
2009-12-17

Sensor inductors, sensors for monitoring movements and positioning, apparatus, systems and methods therefore

#48
20090256715
2009-10-15

Electromagnetic field adjustment for proximity detection

#49
20090163817
2009-06-25

Rotary transformer

#50
20080197837
2008-08-21

Method and device for locating the right or left position of a wheel of a vehicle

#51
20080061916
2008-03-13

Lateral piezoelectric driven highly tunable micro-electromechanical system (MEMS) inductor

#52
20070107207
2007-05-17

Method of assembling an inductive proximity sensor

#53
20060232354
2006-10-19

Variable reluctance ferrite core

#54
20060232270
2006-10-19

Variable reluctance type angle detector

#55
20060208842
2006-09-21

Mobile member speed sensor

#56
20060132258
2006-06-22

Method and apparatus for large ratio radio frequency variable inductor and use in radio frequency power matching systems

#57
20060103499
2006-05-18

Inductive proximity sensor and method of assembling the same

#58
20050173181
2005-08-11

Angle sensor, angle-torque sensor and electric power steering unit using same