| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 08/01/2012 | EP1946430B1 Brushless permanent magnet motor/ generator with axial rotor decoupling to eliminate magnet induced torque losses |
| 08/01/2012 | CN202364088U Two-phase brushless ceiling fan motor |
| 08/01/2012 | CN202364087U Single magnetic pole multichip magnetic steel permanent magnetism motor |
| 08/01/2012 | CN202364086U Permanent magnet generator |
| 08/01/2012 | CN202364018U Permanent magnet synchronous motor and W-shaped rotor structure thereof |
| 08/01/2012 | CN202364017U Permanent-magnetic synchronous motor and U-shaped rotor structure of permanent-magnetic synchronous motor |
| 08/01/2012 | CN202364016U Permanent magnet synchronous motor and V-shaped rotor structure thereof |
| 08/01/2012 | CN102625977A Electric motor system |
| 08/01/2012 | CN102624181A Optimal design method for permanent magnetic synchronous motor |
| 08/01/2012 | CN102624180A Concentrated-winding permanent-magnetic synchronous motor |
| 08/01/2012 | CN101247066B Magnetic actuator and light quantity adjusting device |
| 07/31/2012 | CA2763291C Pneumatic tool with integrated electricity generator |
| 07/26/2012 | WO2012099235A1 Clockwise and counterclockwise rotatable dc brushless motor |
| 07/26/2012 | WO2012098625A1 Electric motor and electrical apparatus equipped with same |
| 07/26/2012 | US20120187791 Electric machine |
| 07/26/2012 | US20120187790 Electric motor with permanent magnet excitation |
| 07/26/2012 | US20120187787 Motor and rotary drive device |
| 07/26/2012 | US20120187786 Magnetic propulsion motor |
| 07/26/2012 | DE102010018145B4 Dynamoelektrische Maschine der Klauenpolbauart A dynamoelectric machine of Klauenpolbauart |
| 07/26/2012 | DE102005038377B4 Synchronmotor Synchronous motor |
| 07/25/2012 | EP2479876A2 Direct-drive electric equipment |
| 07/25/2012 | EP2479871A1 Electrical machines |
| 07/25/2012 | EP2479870A1 Three-phase DC motor |
| 07/25/2012 | EP2478625A2 Wind or water energy installation |
| 07/25/2012 | EP2478619A2 Wind or water energy installation |
| 07/25/2012 | CN202353413U Self-starting rare-earth high-efficient energy-saving special motor |
| 07/25/2012 | CN202353412U Magnetic suspension energy storage flywheel motor, generator, electromotor and wind driven generator |
| 07/25/2012 | CN202353411U Explosion-proof type low-frequency permanent-magnet three-phase synchronous motor for mine |
| 07/25/2012 | CN202353398U Synchronous motor with rapid installation structure |
| 07/25/2012 | CN102612798A Disk motor using a permanent magnet and bypassing the magnetic force of the magnet |
| 07/25/2012 | CN102611267A Flux cancellation in a permanent magnet generator |
| 07/25/2012 | CN102611266A Motor for washing machine, motor for clothes dryer, motor and motor rotor manufacturing method |
| 07/25/2012 | CN101958628B Micro vibration motor |
| 07/25/2012 | CN101321963B Bearing device with sliding bearing |
| 07/25/2012 | CN101316087B Drive control circuit for electric motor and electric motor equipped with same |
| 07/25/2012 | CN101238631B Multiple magnet moving coil reciprocating generator |
| 07/24/2012 | US8227952 IPM type of synchronous machine |
| 07/24/2012 | US8227951 Permanent-magnet synchronous machine having skewed magnets for reduced torque ripple |
| 07/19/2012 | US20120181888 Rotary electric machine rotor |
| 07/19/2012 | US20120180792 Brushless fan motor and positive airway pressure breathing apparatus using the same |
| 07/19/2012 | DE102011050609A9 Rotierende elektrische Maschine mit verbessertem Magnetwiderstand Rotary electric machine with improved magnetic resistance |
| 07/18/2012 | EP2477316A2 Modular electric device |
| 07/18/2012 | CN202340175U 一种低速永磁同步电动机 One kind of low-speed permanent magnet synchronous motor |
| 07/18/2012 | CN1841891B Electromagnetic actuator and camera blade driving device |
| 07/18/2012 | CN102594071A Axial split-phase high-speed revolving electromagnet with symmetric magnetic paths |
| 07/18/2012 | CN102594070A Self-coupling type permanent magnet doubly salient motor |
| 07/18/2012 | CN102594069A Thin-wall-cylinder type permanent magnet brushless direct-current motor with low cogging torque |
| 07/18/2012 | CN102594068A Method for widening weak magnetic speed regulating range of permanent magnet synchronous motor and stator of permanent magnet synchronous motor |
| 07/18/2012 | CN102170212B Permanent magnet type rotating motor |
| 07/18/2012 | CN101984540B Mixed concentric single and two-layer winding for servo permanent magnet synchronous motor |
| 07/18/2012 | CN101795042B Motor |
| 07/18/2012 | CN101789663B Vehicle permanent magnetic synchronous motor |
| 07/18/2012 | CN101536293B Permanent magnet synchronous motor and enclosed compressor |
| 07/18/2012 | CN101438486B Rotor-stator structure for electrodynamic machines |
| 07/18/2012 | CN101416372B Motor and electric power supply control apparatus for the motor |
| 07/18/2012 | CN101399480B Motor for driving |
| 07/18/2012 | CN101312308B Ac motor |
| 07/18/2012 | CN101311568B Dynamic bearing device |
| 07/18/2012 | CN101083403B Emergency pitch drive power supply |
| 07/17/2012 | US8222792 Axial air gap machine having stator and rotor discs formed of multiple detachable segments |
| 07/17/2012 | US8222789 Vehicle disk motor with movable magnet poles |
| 07/17/2012 | US8222787 Electric machine |
| 07/17/2012 | US8222786 Transverse and/or commutated flux systems having phase offset |
| 07/17/2012 | US8222785 High resistance magnet and motor using the same |
| 07/17/2012 | US8222753 General purpose engine with axial gap type motor/generator |
| 07/17/2012 | CA2669430C Synchronous generator for service in wind turbine |
| 07/12/2012 | WO2012093951A2 Polyphase electric generator with switched reluctance |
| 07/12/2012 | WO2012092964A1 A wind turbine generator with movable stator subunits |
| 07/12/2012 | WO2011111317A3 Motor, motor unit, blower, and electric apparatus |
| 07/12/2012 | WO2011066996A8 Electric machine excited by permanent magnets |
| 07/12/2012 | US20120175988 Rotating Electric Machine for Vehicular Use |
| 07/12/2012 | US20120175986 Rare-earth magnet |
| 07/11/2012 | CN202334230U 一种异步启动的永磁同步雕刻电主轴 An asynchronous start permanent magnet synchronous motor spindle carving |
| 07/11/2012 | CN202334229U 绕组磁路互补的定子表面贴装式双凸极永磁电机 Stator winding of the magnetic circuit complementary surface mount Doubly Salient Permanent Magnet Motor |
| 07/11/2012 | CN202334228U 一种电动自行车、摩托车用轮毂电机的结构 Structure an electric bicycle, motorcycle wheel hub motor |
| 07/11/2012 | CN202334227U 聚磁式叠片爪极永磁发电机 Poly magnetic laminations claw pole permanent magnet generator |
| 07/11/2012 | CN202334226U 外转子直驱永磁同步电机 External rotor direct drive permanent magnet synchronous motors |
| 07/11/2012 | CN202334225U 一种电动汽车专用的高速永磁同步驱动电机 An electric car dedicated high-speed permanent magnet synchronous motor drive |
| 07/11/2012 | CN202334224U 直驱式螺杆泵抽油机的永磁同步电机 Direct drive permanent magnet synchronous motor screw pumping |
| 07/11/2012 | CN202334223U 一种永磁变频调速同步电机 A permanent magnet synchronous motor Frequency |
| 07/11/2012 | CN202334222U 大功率六相双y移30度绕组永磁同步发电机 Six pairs of high-power phase shift of 30 degrees y winding permanent magnet synchronous generator |
| 07/11/2012 | CN202334221U 一种永磁同步电机 A permanent magnet synchronous motor |
| 07/11/2012 | CN202334220U 一种混合型转子无刷同步电机 A hybrid rotor brushless synchronous motors |
| 07/11/2012 | CN202334219U 直驱式的螺杆泵永磁同步电机 Direct-drive permanent magnet synchronous motor screw pump |
| 07/11/2012 | CN102577051A 电磁发电机 Electromagnetic generator |
| 07/11/2012 | CN102577043A Private electric generator for bicycle |
| 07/11/2012 | CN102577036A Electric machine |
| 07/11/2012 | CN102577031A Dipolar axial compression permanent magnet motor |
| 07/11/2012 | CN102570756A Self-start permanent-magnet synchronous submersible motor |
| 07/11/2012 | CN102570755A Spherical motor |
| 07/11/2012 | CN102570754A Permanent-magnet cursor motor for realizing low speed and high torque |
| 07/11/2012 | CN102570753A Permanent magnet harmonic motor |
| 07/11/2012 | CN102570752A hybrid excitation synchronous motor of electric vehicle |
| 07/11/2012 | CN102570751A Disk type permanent-magnet cursor motor |
| 07/11/2012 | CN102570750A Disk-type low-speed high-torque permanent-magnet cursor motor |
| 07/11/2012 | CN102570749A Magnetic levitation energy storage flywheel motor, generator, motor and wind driven generator |
| 07/11/2012 | CN102570748A Self-starting synchronous motor with permanent magnet with magnetic declination |
| 07/11/2012 | CN102570747A Self-starting synchronous motor with coil having magnetic declination |
| 07/11/2012 | CN102570639A Encapsulated stator assembly |
| 07/11/2012 | CN101982930B Efficient three-phase slot-free permanent magnet motor |