ClassID:

217515

H02K21/46 - CPC Classification

Classification description:

Synchronous motors having permanent magnets; Synchronous generators having permanent magnets Motors having additional short-circuited winding for starting as an asynchronous motor

Recent Application in this class:
#1
20260135454
2026-05-14

LINE START PERMANENT MAGNET ASSISTED SYNCHRONOUS RELUCTANCE MOTOR

#2
20250015694
2025-01-09

HYBRID MOTOR

#3
20240388188
2024-11-21

VEHICLE DRIVE SYSTEM

#4
20240388187
2024-11-21

VEHICLE DRIVE SYSTEM

#5
20240388186
2024-11-21

VEHICLE DRIVE SYSTEM

#6
20240388185
2024-11-21

MOTOR AND VEHICLE DRIVING SYSTEM, METHOD AND PROGRAM

#7
20240388184
2024-11-21

MOTOR

#8
20240305180
2024-09-12

SYNCHRONOUS RELUCTANCE MOTOR

#9
20240083261
2024-03-14

MOTOR POWER RATIO FOR ELECTRIC VEHICLE

#10
20240030793
2024-01-25

Rotor Assembly and Self-Starting Permanent Magnet Synchronous Reluctance Motor

#11
20230083131
2023-03-16

HYBRID MOTOR

#12
20210257893
2021-08-19

Hybrid Induction Eddy Current Ring Motor with Self Aligning Hybrid Induction/Permanent Magnet Rotor

#13
20200177061
2020-06-04

Additive amortisseur circuit

#14
20200106376
2020-04-02

Method for operating a three-phase machine

#15
20200036271
2020-01-30

Brushless Doubly Fed Radial Wound Electric Machine

#16
20200028409
2020-01-23

Control device and a method for controlling an electric drive

#17
20190319522
2019-10-17

Rotor for rotating electric machines having flux barriers arranged among bridges

#18
20190207438
2019-07-04

AC permanent magnet motor

#19
20190180899
2019-06-13

Stator secondary windings to modify a permanent magnet (PM) field

#20
20190165661
2019-05-30

Line start two-speed brushless motor

#21
20190157948
2019-05-23

Additive amortisseur circuit

#22
20190058421
2019-02-21

End ring and rotor bar for line start permanent magnet motor

#23
20180316232
2018-11-01

Permanent magnet rotor for rotating electric machines and method for manufacturing such rotor

#24
20180254689
2018-09-06

High starting torque direct line operated energy efficient motor

#25
20180212502
2018-07-26

Hybrid electric motor with self aligning permanent magnet and squirrel cage dual rotors magnetically coupled with permeant magnets and bars at synchronous speed

#26
20180175680
2018-06-21

Reduction of starting current in line start permanent magnet brushless motors

#27
20180166959
2018-06-14

Hybrid induction motor with self aligning hybrid induction/permanent magnet rotor

#28
20180115204
2018-04-26

Electric motors

#29
20180006537
2018-01-04

Squirrel-cage induction motor, and method for manufacturing squirrel-cage induction motor

#30
20170271930
2017-09-21

Rotor having flux filtering function and synchronous motor comprising same

#31
20170264179
2017-09-14

Hybrid Electric Motor for Electric Submersible Pump

#32
20170098987
2017-04-06

LINE START PERMANENT MAGNET BRUSHLESS MOTOR

#33
20160308409
2016-10-20

Rotor for rotating electric machine

#34
20160294269
2016-10-06

Line start permanent magnet motor using a hybrid rotor

#35
20160294268
2016-10-06

Line start permanent magnet motor using a modular rotor

#36
20160268880
2016-09-15

Resistance module for increasing runup torque for a rotor of an electric machine comprising a rotor winding

#37
20160105064
2016-04-14

Sensorless electric machine

#38
20150318774
2015-11-05

Permanent magnet machine with hybrid cage and methods for operating same

#39
20150303847
2015-10-22

High conductivity rotor cage for line start permanent magnet motor

#40
20150303747
2015-10-22

End ring and rotor bar for line start permanent magnet motor

#41
20150236575
2015-08-20

MAGNETIC SHIELD FOR HYBRID MOTORS

#42
20150194868
2015-07-09

Hybrid electric motor with self aligning permanent magnet and squirrel cage rotors

#43
20150194866
2015-07-09

Hybrid electric motor with self aligning permanent magnet and squirrel cage rotors

#44
20150084471
2015-03-26

Sensorless electric machine

#45
20140285050
2014-09-25

Asymmetric Rotor for a Line Start Permanent Magnet Machine

#46
20140196277
2014-07-17

Method of making a squirrel cage rotor having reduced radius to accommodate permanent magnets

#47
20140147309
2014-05-29

Rotor

#48
20140021821
2014-01-23

ROTOR

#49
20130320799
2013-12-05

REINFORCED PERMANENT MAGNET SYNCHRONOUS MOTOR ROTOR FOR STARTING ON LINE

#50
20130278096
2013-10-24

Hybrid induction motor with self aligning permanent magnet inner rotor

#51
20130278095
2013-10-24

Hybrid induction motor with self aligning permanent magnet inner rotor

#52
20130264990
2013-10-10

Synchronous motor with soft start element formed between the motor rotor and motor output shaft to successfully synchronize loads that have high inertia and/or high torque

#53
20130154426
2013-06-20

Rotor for a line start permanent magnet machine

#54
20130009508
2013-01-10

Axial gap type brushless motor

#55
20120282122
2012-11-08

Squirrel cage rotor having reduced radius to accommodate permanent magnets

#56
20120146446
2012-06-14

SINE-WAVE CURRENT LINE-START THREE-PHASE RARE-EARTH PERMANENT MAGNET SYNCHRONOUS MOTOR

#57
20120082573
2012-04-05

ALUMINUM WOUND LINE-START BRUSHLESS PERMANENT MAGNET MOTOR

#58
20120081048
2012-04-05

MOTOR ABLE TO WORK SYNCHRONOUSLY AND AS INDUCTION MOTOR

#59
20110316468
2011-12-29

HYBRID MACHINE COMPRISING A SYNCHRONOUS MOTOR AND AN ASYNCHRONOUS MOTOR

#60
20110249528
2011-10-13

MIXER ASSEMBLY

#61
20110101814
2011-05-05

Reconfigurable inductive to synchronous motor

#62
20110101811
2011-05-05

Reconfigurable inductive to synchronous motor

#63
20110030419
2011-02-10

Self-starting permanent magnet synchronous motor and compressor and refrigeration cycle using the same

#64
20100187935
2010-07-29

Motor and the compressor including the same

#65
20100156234
2010-06-24

Interior magnet machine with reduced cogging

#66
20100156228
2010-06-24

Synchronous machine and a process of manufacturing a synchronous machine

#67
20100148614
2010-06-17

Rotor for synchronous motor

#68
20100148613
2010-06-17

Motor and the compressor including the same

#69
20100133941
2010-06-03

Permanent-magnet (PM) rotors and systems

#70
20100011807
2010-01-21

Capacity modulation compressor and air conditioning system having the same

#71
20100011806
2010-01-21

Motor, compressor and air conditioning system having the same

#72
20090236925
2009-09-24

Self magnetizing motor

#73
20090200885
2009-08-13

Self starting permanent magnet synchronous motor

#74
20090160285
2009-06-25

Self-starting type permanent magnet synchronous motor and a compressor using the same

#75
20090091200
2009-04-09

ROTOR WITH A THERMAL BARRIER AND A MOTOR WITH SUCH A ROTOR

#76
20080278108
2008-11-13

Motor and method for controlling operation of motor

#77
20080272667
2008-11-06

Interior permanent magnet motor and rotor

#78
20080247888
2008-10-09

Hermetic compressor

#79
20080238235
2008-10-02

MOTOR AND COMPRESSOR USING THE SAME

#80
20080218025
2008-09-11

Self-magnetizing motor and compressor having the same

#81
20070284961
2007-12-13

Permanent magnet synchronous motor, rotor of the same, and compressor using the same

#82
20070188038
2007-08-16

SELF MAGNETIZING MOTOR

#83
20070152530
2007-07-05

Self-magnetized motor and stator structure thereof

#84
20070145851
2007-06-28

Permanent magnet synchronous motor and compressor using the same

#85
20070138894
2007-06-21

Rotor assembly for use in line start permanent magnet synchronous motor

#86
20070138893
2007-06-21

Rotor assembly for use in line start permanent magnet synchronous motor

#87
20070132333
2007-06-14

Self magnetizing motor and method for winding coils on stator thereof

#88
20070114872
2007-05-24

Rotor for use in induction motor

#89
20070108862
2007-05-17

Permanent magnet synchronous motor

#90
20070040466
2007-02-22

Electric machine with an induction rotor

#91
20070035193
2007-02-15

Three-phase synchronous machine having a permanent magnet rotor with an induction cage

#92
20070007842
2007-01-11

Self magnetizing motor and stator thereof

#93
20060290219
2006-12-28

Electric machine with permanent magnetic rotor

#94
20060267441
2006-11-30

Self-start synchronous motor with permanent magnets and at least one frictional agitation joint, method for manufacturing the same and compressor comprising the same

#95
20060181173
2006-08-17

Motor, compressor, and air conditioner

#96
20060158056
2006-07-20

Rotor with a cover plate for securing a magnet in the rotor

#97
20060147326
2006-07-06

Hermetically sealed compressor

#98
20060145557
2006-07-06

Rotor for an electric motor

#99
20060131980
2006-06-22

Rotor for an electrical motor

#100
20060131977
2006-06-22

Rotor for an electrical motor

#101
20060119205
2006-06-08

Permanent magnet synchronous motor

#102
20060082236
2006-04-20

Rotor for an electric motor

#103
20050253474
2005-11-17

Synchronous induction motor and manufacturing method and drive unit for the same, and hermetic electric compressor

#104
20050231151
2005-10-20

Synchronous induction motor and electric hermetic compressor using the same

#105
20050218748
2005-10-06

Stator for a line-start electric motor

#106
20050121991
2005-06-09

Permanent magnet synchronous motor

#107
20050023923
2005-02-03

Rotor structure of line-start permanent magnet synchronous motor