| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 01/07/2009 | CN101341340A Flat type brushless electric pump and electric water pump group for vehicle using the same |
| 01/07/2009 | CN100449908C Rotary electric machine |
| 01/06/2009 | US7474029 Rotor magnet placement in interior permanent magnet machines |
| 01/06/2009 | US7474028 Motor |
| 01/03/2009 | CA2636459A1 Method and apparatus for converting human power to electrical power |
| 01/02/2009 | DE102008026756A1 Permanentmagnetmotoren mit verringerter Drehmomentrestwelligkeit und Verfahren zum Entwerfen derselben Permanent magnet motors with reduced torque ripple and method of designing the same |
| 01/02/2009 | DE102007029562A1 Motor für Trommelwaschmaschine Motor for washing machine drum |
| 01/01/2009 | US20090001914 Electric-Motor-Equipped Vehicle |
| 01/01/2009 | US20090001839 Rotating Electrical Machine |
| 01/01/2009 | US20090001838 Rotating Electrical Machine |
| 01/01/2009 | US20090001837 Hollow Motor Drive Device |
| 01/01/2009 | US20090001836 Spindle Motor |
| 01/01/2009 | US20090001835 Axial air gap type electric motor |
| 01/01/2009 | US20090001834 Permanent magnet motor |
| 01/01/2009 | US20090001833 Magnetic motor |
| 01/01/2009 | US20090001831 Axial Field Electric Motor and Method |
| 12/31/2008 | WO2009003195A1 Motor stator with lift capability and reduced cogging characteristics |
| 12/31/2008 | WO2009001675A1 Axial gap type motor |
| 12/31/2008 | WO2008137709A3 Interior permanent magnet motor and rotor |
| 12/31/2008 | CN201174647Y Permanent magnetic brushless motor |
| 12/31/2008 | CN201174646Y Motor |
| 12/31/2008 | CN201172358Y Generating wheel hub for bicycle |
| 12/31/2008 | CN101332849A Scooter with electricity generate function |
| 12/31/2008 | CN100448141C Alternating current permanent-magnet water-submersible electric machine |
| 12/31/2008 | CN100448140C Magnetic disk drive-device |
| 12/31/2008 | CN100447388C Jet motor or turbine motor |
| 12/30/2008 | US7471026 Brushless electric motor |
| 12/25/2008 | US20080315704 Synchronous Machine |
| 12/25/2008 | US20080315691 Rotor of brushless motor |
| 12/25/2008 | US20080315594 Wind power generator and bearing structure therefor |
| 12/24/2008 | EP2006983A2 Magnet brushless generator and magnet brushless starter |
| 12/24/2008 | EP2006980A2 Electric motor having a thin stator and vehicle comprising such a motor |
| 12/24/2008 | EP2005560A1 Stator winding for a slotless motor |
| 12/24/2008 | DE102007027060A1 Permanent magnet motor has pulling device with permanent magnetic pull magnet on side of rotor which interacts magnetically to surfaces on side of stator |
| 12/24/2008 | CN201171178Y Permanent magnet brushless motor for oilfield |
| 12/24/2008 | CN101330241A Two-phase synchronous electric motor with permanent magnets for mechanical priming washing pumps of dishwashers and similar washing machines |
| 12/24/2008 | CN101330238A Multiple winding electric machine |
| 12/24/2008 | CN101330237A Brushless magnetic motor for motorcycle engine |
| 12/24/2008 | CN101330231A Permanent magnet motor stator and rotor for compressor |
| 12/24/2008 | CN101327601A Power planer |
| 12/24/2008 | CN100446386C Contactless automobile generating device |
| 12/23/2008 | US7468568 Rotating electric machine and electrically driven vehicle |
| 12/18/2008 | WO2008154358A1 Conical magnets and rotor-stator structures for electrodynamic machines |
| 12/18/2008 | WO2008153171A1 Dynamo-electric machine |
| 12/18/2008 | US20080309205 Clean engine |
| 12/18/2008 | US20080309188 Electrical output generating devices and driven electrical devices with reduced flux leakage using permanent magnet components, and methods of making and using the same |
| 12/17/2008 | EP2002531A1 Polyphase electric motor especially for driving pumps or ventilators |
| 12/17/2008 | EP2002529A1 Flux-switching dual-excitation electrical machine |
| 12/17/2008 | EP2002528A2 Motor and electric power supply control apparatus for the motor |
| 12/17/2008 | CN201167274Y Single-phase permanent magnet brushless generator with compensation winding |
| 12/17/2008 | CN201167272Y Multilayer power generating apparatus |
| 12/17/2008 | CN201167258Y External magnetic type motor structure |
| 12/17/2008 | CN201167257Y AC/DC output permanent-magnet generator |
| 12/17/2008 | CN101325357A Automobile permanent magnet generator with tiny output voltage ripple |
| 12/17/2008 | CN101325356A Brushless motor |
| 12/17/2008 | CN101325350A Multi-layer magnet arrangement in a permanent magnet machine for a motorized vehicle |
| 12/17/2008 | CN100444504C Exciting dynamo |
| 12/17/2008 | CN100444503C Brushless motor using vernier structure |
| 12/17/2008 | CN100444500C Stator of claw-pole shaped motor |
| 12/17/2008 | CN100443830C Air-conditioner, outdoor unit and refrigeration unit |
| 12/16/2008 | US7466092 Polyphase motor |
| 12/16/2008 | US7466057 Claw pole motor stator |
| 12/11/2008 | WO2008148621A1 Electric machine comprising a rotor with hybrid excitation |
| 12/11/2008 | WO2008148398A1 Valve-type electric machine |
| 12/11/2008 | WO2008104156A3 Electronically commutated electric motor |
| 12/11/2008 | WO2007146195A3 Multivariable generator and method of using the same |
| 12/11/2008 | US20080303368 Multi-layer magnet arrangement in a permanent magnet machine for a motorized vehicle |
| 12/11/2008 | US20080303365 Magnetic Propulsion Motor |
| 12/11/2008 | DE102007025971A1 Elektrische Maschine mit hybriderregtem Rotor Electrical machine with rotor hybriderregtem |
| 12/10/2008 | EP1071194B1 Actuator |
| 12/10/2008 | CN201160446Y Luminous fishing gear by hand |
| 12/10/2008 | CN101322303A Motor |
| 12/10/2008 | CN101321963A Bearing device with sliding bearing |
| 12/10/2008 | CN100442637C Rotor of axial gap motor and method of producing same |
| 12/10/2008 | CN100442635C Brushless motor |
| 12/09/2008 | US7462971 Armature winding, method for manufacturing armature winding, and slotless motor |
| 12/09/2008 | US7462967 Flat hollow brushless servo motor with tool mounting hole |
| 12/09/2008 | US7461455 Method for manufacturing a fluid dynamic bearing by printing a resin sliding film |
| 12/04/2008 | WO2008146437A1 Electric motor |
| 12/04/2008 | US20080298986 Electric compressor having magnets disposed in magnet slots of rotor core |
| 12/04/2008 | US20080296992 Electrical Drive Machine |
| 12/04/2008 | US20080296988 Rotating Electric Machine and Electrically Driven Vehicle |
| 12/03/2008 | EP1997214A1 Electrical machine, in particular a generator |
| 12/03/2008 | CN101316087A Drive control circuit for electric motor and electric motor equipped with same |
| 12/03/2008 | CN101315061A Torque motor type aerogenerator |
| 12/03/2008 | CN100440693C Stator of brushless direct current electric motor and its manufacturing method |
| 12/03/2008 | CN100440686C Centrifugal permanent-magnet starting generating equip ment |
| 12/02/2008 | US7459821 Permanent magnet assisted synRM and method for imposing magnetic force thereon |
| 11/27/2008 | WO2008143976A2 Permanent magnet motor including a double rotor |
| 11/27/2008 | US20080292480 Electric Motor |
| 11/27/2008 | US20080290752 Axial gap motor |
| 11/27/2008 | US20080290751 Brushless permanent magnet motor with unequal-width slots and method of producing the same |
| 11/27/2008 | DE102008022209A1 Wechselstrommotor AC motor |
| 11/26/2008 | EP1994631A2 Transverse flux machine, and rotary engine comprising such a transverse flux machine |
| 11/26/2008 | EP1665503A4 Rotary machine and electromagnetic machine |
| 11/26/2008 | CN201156695Y Disc type permanent magnet motor of single phase, three phase and large power multi-phase |
| 11/26/2008 | CN201156694Y Asynchronously starting permanent magnet synchronous motor having special slot rotor |
| 11/26/2008 | CN101313454A Rotor for use in induction motor |
| 11/26/2008 | CN101312308A Ac motor |
| 11/26/2008 | CN101311569A Dynamic pressure bearing device |