ClassID:

217579

H02K29/12 - CPC Classification

Classification description:

Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using detecting coils using the machine windings as detecting coil

Recent Application in this class:
#1
20250167653
2025-05-22

FLUX-MNEMONIC PERMANENT MAGNET SYNCHRONOUS MACHINE AND MAGNETIZING A FLUX-MNEMONIC PERMANENT MAGNET SYNCHRONOUS MACHINE

#2
20240186874
2024-06-06

FLUX-MNEMONIC PERMANENT MAGNET SYNCHRONOUS MACHINE AND MAGNETIZING A FLUX-MNEMONIC PERMANENT MAGNET SYNCHRONOUS MACHINE

#3
20210336519
2021-10-28

Flux-mnemonic permanent magnet synchronous machine and magnetizing a flux-mnemonic permanent magnet synchronous machine

#4
20200044524
2020-02-06

Brushless direct current motor with dual stators

#5
20190162560
2019-05-30

Brushless DC Motor and Method for Providing an Angle Signal

#6
20190109754
2019-04-11

Remote controller that generates force feedback using electromagnets

#7
20190103829
2019-04-04

Closed-loop control of linear resonant actuator using back EMF and inertial compensation

#8
20190058423
2019-02-21

Actuator with inherent position sensor

#9
20190052159
2019-02-14

Hydraulic steering arrangement

#10
20190006924
2019-01-03

Disc motor

#11
20180302013
2018-10-18

Control device for permanent magnet-type rotating electrical machine

#12
20180159455
2018-06-07

Sensor error detection and correction

#13
20180152088
2018-05-31

Motor

#14
20180119626
2018-05-03

Method and actuator for use on an engine having a monitoring arrangement for determining a characteristic of [(and)] the actuator and system

#15
20180097420
2018-04-05

Brushless motor assembly

#16
20180034354
2018-02-01

Power tool and method of forming coil in power tool motor

#17
20170268865
2017-09-21

Rotation-detecting apparatus

#18
20170137142
2017-05-18

System for aligning a propeller

#19
20170133905
2017-05-11

Motor, and electric power steering apparatus and vehicle equipped with the same

#20
20160336894
2016-11-17

Motor drive controller

#21
20160301339
2016-10-13

Drive circuit for brushless DC motor

#22
20160190898
2016-06-30

Motor unit having a detector interposed between a motor and an arithmetic board

#23
20160105064
2016-04-14

Sensorless electric machine

#24
20150263593
2015-09-17

Redundant brushless drive system

#25
20150171694
2015-06-18

Halbach motor and generator

#26
20150084471
2015-03-26

Sensorless electric machine

#27
20150015174
2015-01-15

Active-active redundant motor gear system

#28
20150008857
2015-01-08

System for aligning a propeller

#29
20140354200
2014-12-04

Apparatuses for controlling operation of a motor of a fan assembly based on an induced voltage or a back electromotive force

#30
20140232311
2014-08-21

Method and system for determining the position of a synchronous motor's rotor

#31
20140191628
2014-07-10

Permanent magnet motor

#32
20140117791
2014-05-01

D-ring implementation in skewed rotor assembly

#33
20140116286
2014-05-01

Sensorless electric machine

#34
20140091682
2014-04-03

Controller-integrated electric rotating machine with brush restricting elements and assembling and disassembling methods of the same

#35
20140035502
2014-02-06

PMSM initial position detection system and method

#36
20140001908
2014-01-02

Permanent-magnet type rotating electrical machine

#37
20130221810
2013-08-29

Transmission assembly with integrated motor position sensor

#38
20130140964
2013-06-06

Motor for electric power steering device

#39
20130134841
2013-05-30

Motor for electric power steering

#40
20130113222
2013-05-09

Electromagnetic device

#41
20130015726
2013-01-17

Primary for linear drive motor with solid steel stacks

#42
20130015725
2013-01-17

Linear drive motor with improved bearing system

#43
20120248919
2012-10-04

Sensorless motor and pump having a consequent rotor

#44
20120206073
2012-08-16

Method and system for measuring a characteristic of an electric motor

#45
20120091928
2012-04-19

Position detector for moving magnet type linear motor

#46
20120043845
2012-02-23

Sensorless Three-Phased BLDC Motor and Stator thereof

#47
20120007531
2012-01-12

Apparatus and method for controlling speed of a fan via a first control module connected by a cable and/or conductors between a motor and a second control module

#48
20110260665
2011-10-27

Positional recognition using BEMF zero crossover recognition of a rotor of an electronically commutated electric machine with two coil sections of different inductances

#49
20110175561
2011-07-21

Motor position detecting method, motor driving unit, and pump

#50
20110109304
2011-05-12

Rotation angle sensor

#51
20110095658
2011-04-28

Rotational angle detector

#52
20110031850
2011-02-10

Structure of rotation detector-equipped motor and a manufacturing method thereof

#53
20100295403
2010-11-25

Permanent magnet type rotary electric machine

#54
20100289354
2010-11-18

Motor

#55
20100237721
2010-09-23

Motor

#56
20100219725
2010-09-02

MOTOR

#57
20100207475
2010-08-19

Rotor of permanent magnet rotary machine and manufacturing method of rotor

#58
20100133961
2010-06-03

CONTROLLER-INTEGRATED ROTATING ELECTRICAL MACHINE

#59
20100117572
2010-05-13

Brushless motor control device and brushless motor control method

#60
20100109491
2010-05-06

Motor structure with planar coil type rotation detector

#61
20100045222
2010-02-25

Direct flux regulated permanent magnet brushless motor utilizing sensorless control by DC and AC excitation

#62
20100033050
2010-02-11

Motor and electronic apparatus having the same

#63
20090261765
2009-10-22

Synchronous motor, encoderless motor system and a method for operating an encoderless motor system with a synchronous motor

#64
20090256511
2009-10-15

Direct flux regulated permanent magnet brushless motor utilizing sensorless control

#65
20090237018
2009-09-24

Drive unit and manufacturing method thereof

#66
20090224702
2009-09-10

Brushless D.C. motor with RFID rotor magnet position sensing

#67
20090184598
2009-07-23

Rotational angle detection device and method for permanent magnet dynamo-electric machine and electric power steering device

#68
20090167121
2009-07-02

Positioning mechanism of resolver and electrically-driven power steering apparatus

#69
20090162220
2009-06-25

Vacuum pump

#70
20090140600
2009-06-04

WINDING MODULE OF PERMANENT MAGNET ELECTRIC MACHINERY

#71
20090108836
2009-04-30

Position Sensor

#72
20090107756
2009-04-30

Motor rotation angle detection device

#73
20090021094
2009-01-22

MOTOR, AND ROTOR, AND MANUFACTURING METHOD FOR THE ROTOR, AND A MOTOR PROVIDED WITH THE ROTOR

#74
20080297010
2008-12-04

Brushless motor

#75
20080179975
2008-07-31

RESOLVER AND MOTOR

#76
20080169714
2008-07-17

Resolver, manufacturing method thereof, and motor using the resolver

#77
20080018275
2008-01-24

Sensorless control in a permanent magnet machine

#78
20070278875
2007-12-06

Motor

#79
20070241625
2007-10-18

BRUSHLESS MOTOR

#80
20070210658
2007-09-13

Brushless motor

#81
20070205680
2007-09-06

Electric motor and electric power steering apparatus

#82
20070205679
2007-09-06

Brushless Motor

#83
20070131475
2007-06-14

Electric power steering device and method of producing the same

#84
20070075673
2007-04-05

Brushless synchronous motor and driving control apparatus therefor

#85
20070046126
2007-03-01

Rotary position sensor and method for determining a position of a rotating body

#86
20060226719
2006-10-12

Brushless motor

#87
20060222528
2006-10-05

Rotor of compressor

#88
20060197479
2006-09-07

Sensorless and brushless DC motor

#89
20060197393
2006-09-07

Integrated resolver for high pole count motors

#90
20060145559
2006-07-06

Electronically commutated single-phase motor

#91
20060097598
2006-05-11

Brushless motor

#92
20060049709
2006-03-09

Brushless direct current motor with chamfered magnet

#93
20060021176
2006-02-02

Direct drive windshield wiper assembly

#94
20050206253
2005-09-22

Motor resolver assembly and method of measuring speed and position of a motor rotor

#95
20050121987
2005-06-09

Encapsulated motor

#96
20050116675
2005-06-02

Sensorless control in a permanent magnet machine

#97
20050077789
2005-04-14

AC dynamo electric machine with magnetic reluctance portion linking rotational position detector to AC dynamo electric machine body

#98
20050035675
2005-02-17

Electric drive control apparatus and method