H02K21/00 - CPC Classification Index

ClassID:

217474 ⎘

H02K21/00 - CPC Classification

Classification description:

Synchronous motors having permanent magnets; Synchronous generators having permanent magnets

Sub-classes:

H02K21/02 » Details 66
H02K21/12 » with stationary armature and rotating magnet 481
H02K21/26 » with rotating armature and stationary magnet 46
H02K21/38 » with rotating flux distributor, and armature and magnet both stationary 47
H02K21/46 » Motors having additional short-circuited winding for starting as an asynchronous motor 106
H02K21/48 » Generators with two or more outputs 30

Recent Application in this class:

20250343440

2025-11-06

SYSTEM AND METHOD FOR DELIVERING ELECTRIC POWER

20250096608

2025-03-20

SYSTEM AND METHOD FOR DELIVERING ELECTRIC POWER

20240405608

2024-12-05

SYSTEM AND METHOD FOR DELIVERING ELECTRIC POWER

20240405607

2024-12-05

SYSTEM AND METHOD FOR DELIVERING ELECTRIC POWER

20230040882

2023-02-09

Methods for vehicle propulsion

20220399740

2022-12-15

Hybrid electric fuel cell power plant

20220228652

2022-07-21

LOSSLESS CONTINUOUSLY ADJUSTABLE DEVICES

20220077754

2022-03-10

Magnetic attraction and repulsion device for driving axes in rotation

20210344255

2021-11-04

Electric propulsion system having integrated electrical and thermal architecture and related methods of operating and implementing same

#10

20210328466

2021-10-21

Electric Machines with Energizable and Non-Energizerable U-Shaped Stator Segments

#11

20200195050

2020-06-18

System and method for delivering electric power

#12

20200161912

2020-05-21

ELECTRIC MACHINE

#13

20200028390

2020-01-23

Electric machine

#14

20190372443

2019-12-05

Rotary electric machine having magnetic flux supplied from a field coil

#15

20190245470

2019-08-08

Driving device, air conditioner, and method for driving motor

#16

20190238022

2019-08-01

STEPPED STATOR FOR AN ELECTRIC MOTOR

#17

20190157918

2019-05-23

Generators having rotors that provide alternate magnetic circuits

#18

20190093704

2019-03-28

Rolling bearing device

#19

20180248424

2018-08-30

Magnetic propulsion and electrical generation system

#20

20180222330

2018-08-09

USING DC MOTOR WITH A CONTROLLER AS A GENERATOR

#21

20180198317

2018-07-12

System and method for delivering electric power

#22

20180175711

2018-06-21

Multi-rotor permanent magnet synchronous motor

#23

20170353076

2017-12-07

Motor

#24

20170338765

2017-11-23

Rotor temperature monitoring method and system for permanent magnet synchronous motor

#25

20170338705

2017-11-23

Electric machine

#26

20170187254

2017-06-29

Electric machine

#27

20170169923

2017-06-15

MAGNET MATERIAL, PERMANENT MAGNET, MOTOR, AND POWER GENERATOR

#28

20170162304

2017-06-08

Permanent magnet, motor, and generator

#29

20170148568

2017-05-25

Permanent magnet, motor, and generator

#30

20170110923

2017-04-20

Electric machine

#31

20170081007

2017-03-23

Pod propulsion unit of a ship

#32

20160352267

2016-12-01

MOTOR DRIVING CIRCUIT AND MOTOR COMPONENT

#33

20160344323

2016-11-24

Motor driving circuit and motor component

#34

20160344322

2016-11-24

MOTOR, MOTOR DRIVING CIRCUIT AND INTEGRATED CIRCUIT FOR DRIVING MOTOR

#35

20160344318

2016-11-24

MOTOR, MOTOR DRIVING CIRCUIT AND INTEGRATED CIRCUIT FOR DRIVING MOTOR

#36

20160294265

2016-10-06

Line start permanent magnet motor

#37

20160181962

2016-06-23

Electric motor

#38

20160084149

2016-03-24

Supercharger assembly

#39

20160043601

2016-02-11

Permanent-magnet AC power generator

#40

20150280504

2015-10-01

Motor with damping means

#41

20150270759

2015-09-24

Systems and methods for driving a plurality of motors

#42

20150200573

2015-07-16

Generator

#43

20150158390

2015-06-11

Using DC Motor With A Controller As A Generator

#44

20150093271

2015-04-02

Brushless motor and fan using the motor

#45

20150061441

2015-03-05

ELECTRIC MACHINE AND ASSOCIATED METHOD

#46

20150048713

2015-02-19

Electric machines with energizable and non-energizerable U-shaped stator segments

#47

20150042197

2015-02-12

Low loss permanent magnet excited electric machine

#48

20150042194

2015-02-12

Single-phase brushless motor

#49

20150008786

2015-01-08

Three-phase permanent magnet-type synchronous motor

#50

20140152134

2014-06-05

Energy harvesting devices

#51

20140070652

2014-03-13

Magnetic Rotor Turbine Electricity Generator

#52

20130264903

2013-10-10

Alloy material for R-T-B system rare earth permanent magnet, method for producing R-T-B system rare earth permanent magnet, and motor

#53

20130241333

2013-09-19

Permanent magnet and method for manufacturing the same, and motor and power generator using the same

#54

20130229080

2013-09-05

Rotary continuous permanent magnet motor

#55

20130214630

2013-08-22

Electric machine and steering device

#56

20130162086

2013-06-27

PERMANENT MAGNET APPARATUS

#57

20130154397

2013-06-20

HIGH EFFICIENCY MAGNETIC CORE ELECTRICAL MACHINES

#58

20130147298

2013-06-13

Apparatus and method for energy conversion

#59

20130049509

2013-02-28

HIGH EFFICIENCY MOTOR UTILIZING REPULSIVE FORCE OF PERMANENT MAGNET

#60

20120153762

2012-06-21

Synchronous motor with permanent magnets

#61

20120038168

2012-02-16

Power generator and wind power generation system

#62

20110001381

2011-01-06

McDaniel magnet motor

#63

20090121571

2009-05-14

Magnetic levitation motor and pump

#64

20060056822

2006-03-16

Brushless direct current motor and driver thereof

#65

18069710

2024-09-24

System and method for delivering electric power

#66

17956863

2023-10-31

Vehicle propulsion systems

#67

16974044

2022-12-20

Propulsion system for field configurable vehicle