| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 03/19/2009 | CA2699428A1 Motor controller system and method for maximizing energy savings |
| 03/18/2009 | EP2037557A2 Axial Gap-Type Electric Motor |
| 03/18/2009 | EP2037556A2 Electric machine with permanent magnets arrangement for reducing torque pulsation |
| 03/18/2009 | CN201210641Y Cross-flow wind power dynamo magneto |
| 03/18/2009 | CN201209575Y Self-generating exterior pole type fan |
| 03/18/2009 | CN201209574Y Selfexciting illuminant exterior pole type fan |
| 03/18/2009 | CN201209573Y Radiator fan |
| 03/18/2009 | CN101388588A Axial gap-type electric motor |
| 03/18/2009 | CN101388587A Brushless motor |
| 03/18/2009 | CN100471009C Multi-facet mirror scanner |
| 03/17/2009 | US7504753 Motor |
| 03/12/2009 | WO2008143976A3 Permanent magnet motor including a double rotor |
| 03/12/2009 | US20090066181 Electric machine |
| 03/12/2009 | US20090066180 Rotor for magnetic motor |
| 03/12/2009 | US20090066174 Method of Balancing an Embedded Permanent Magnet Motor Rotor |
| 03/12/2009 | DE102007038904A1 Synchronmaschine mit reduzierter Drehmomentwelligkeit Synchronous machine with reduced torque ripple |
| 03/11/2009 | EP2033299A1 Poly-phasic multi-coil generator |
| 03/11/2009 | EP1833146B1 Generator |
| 03/11/2009 | EP1495529B1 Fastening of the stator of a flat elevator motor |
| 03/11/2009 | CN201207611Y Magneto generator |
| 03/11/2009 | CN201207610Y Synchronous induction motor rotor |
| 03/11/2009 | CN201207609Y Electric generator and wind power generation system |
| 03/11/2009 | CN201207588Y Double layer rotor wind power generator |
| 03/11/2009 | CN201207587Y Multi-phase rotary motor |
| 03/11/2009 | CN101383548A Multi lateral compensation type high power density electromechanical energy convertor |
| 03/11/2009 | CN101383547A High-speed permanent magnet synchronous electric motor rotor suitable for weak magnet control |
| 03/11/2009 | CN101383546A Torque angle sine value linear controlled pole hidden type permanent magnet synchronous motor controlling method |
| 03/11/2009 | CN101383545A Drive control circuit for electric motor |
| 03/11/2009 | CN100468923C A.C./D.C permanent-magnet synchronous generator |
| 03/11/2009 | CN100467337C Bicycle electrical generator hub, bicycle speed change system, chain puller of bicycle and bicycle |
| 03/11/2009 | CN100467208C Double axle table driven by AC permanent magnetic synchronization external-rotor-type force moment motor |
| 03/10/2009 | US7501735 Self-magnetized motor and stator structure thereof |
| 03/10/2009 | US7501733 Electric machine |
| 03/10/2009 | US7501730 Brushless synchronous motor |
| 03/05/2009 | WO2009028522A1 Steel having non-magnetic portion, its producing method, and revolving electric core |
| 03/05/2009 | WO2009028266A1 Axial gap type motor |
| 03/05/2009 | WO2009028107A1 Magnetic force encompassed motor |
| 03/05/2009 | WO2009026767A1 A hybrid excitation synchronous generator with inner and outer voltage regulation systems and its voltage regulation method |
| 03/05/2009 | US20090058234 Coil-less motor |
| 03/04/2009 | CN201204540Y Mixed generator with built-in eddy current magneto resistance |
| 03/04/2009 | CN201204530Y Permanent magnet synchronous hub motor for directly driving electric vehicle wheel |
| 03/04/2009 | CN201204529Y 永磁同步电机 PMSM |
| 03/04/2009 | CN201204528Y Low speed large-torque moment motor |
| 03/04/2009 | CN201204527Y Permanent magnet AC servo motor for industrial sewing machine |
| 03/04/2009 | CN201204518Y Axial flow type pipe generator |
| 03/04/2009 | CN201202677Y Single stator tandem type external pole fan |
| 03/04/2009 | CN101378210A Drive source of automatic door |
| 03/04/2009 | CN101378209A Axial fluxoid motor |
| 03/04/2009 | CN101378203A Self-charging type portable electronic device |
| 03/04/2009 | CN101378201A Passive control type wind power generation system capable of automatically tracking maximum wind energy |
| 03/04/2009 | CN101377149A Small-sized methane electric generating set using outer rotor permanent magnet generator |
| 03/04/2009 | CN100466420C Magnetization method for permanent magnet motor |
| 03/04/2009 | CN100466419C Electric motor |
| 03/04/2009 | CN100466417C Diving device of hoisting machine |
| 03/04/2009 | CN100465455C A centrifugal pump especially for domestic appliances |
| 03/03/2009 | US7498707 Electrical rotation machine and a wind turbine system |
| 03/03/2009 | US7498706 Small DC motor |
| 02/26/2009 | WO2009025411A1 Permanent magnet generator |
| 02/26/2009 | WO2009025110A1 Magnetic flux distribution control type rotary electrical machine system |
| 02/26/2009 | WO2009024080A1 Multiphase rotary electrical machine |
| 02/26/2009 | US20090051240 Permanent magnetic motor having a magnetic axial bearing |
| 02/26/2009 | US20090051239 Rotating Mechanism |
| 02/26/2009 | DE202008016680U1 Rotativer Motor Rotative engine |
| 02/26/2009 | DE102007038668A1 Electric motor e.g. synchronous motor, has permanent magnets arranged one after another in moving direction of motor, where permanent magnets are electrically insulated from each other and form magnetic pole |
| 02/26/2009 | DE102004044697B4 Synchronmaschine Synchronous machine |
| 02/25/2009 | EP2028748A2 Flat electrical generator |
| 02/25/2009 | EP2028747A1 Two-phase DC brushless motor |
| 02/25/2009 | EP2027641A1 Electromagnetic rotary drive device |
| 02/25/2009 | EP2027638A2 Efficient high-speed electric device using low-loss materials |
| 02/25/2009 | EP1509988B1 Rotary permanent magnet electric motor having stator pole shoes of varying dimensions |
| 02/25/2009 | CN201199664Y Outer rotor permanent magnet synchronous motor |
| 02/25/2009 | CN201199663Y Low speed harmony-eliminating synchronous generator |
| 02/25/2009 | CN101375484A Divided core for motor stator, motor stator using it, permanent magnetic type synchronous motor, and punching method using punching mold for divided core |
| 02/25/2009 | CN101373918A Sstructure design for magnetic field body of magnetic field generator |
| 02/25/2009 | CN101373917A Multi-disc type permanent magnet synchronous motor |
| 02/25/2009 | CN101373916A Disk type rotor motor |
| 02/24/2009 | US7495363 Maximum conductor motor and method of making same |
| 02/19/2009 | WO2009021308A1 Magnetoelectric generator within double coaxial halbach cylinder |
| 02/19/2009 | WO2009021296A1 Four-phase low-revolution multipolar disc generator with permanent magnets |
| 02/19/2009 | US20090045691 Field controllable rotating electric machine system with magnetic excitation part |
| 02/19/2009 | US20090045689 Rotor and method of manufacturing the same and electric vehicle |
| 02/19/2009 | US20090045688 Permanent Magnet Machine |
| 02/19/2009 | US20090045687 Inertia permanent magnet generator unit |
| 02/19/2009 | DE102007038732A1 Electronically commutated motor for driving pump stage of fuel pump of motor vehicle, has cage with short-circuit rings connecting axial ends of short-circuit rods, where rods are extended by magnetic material of permanent magnets |
| 02/18/2009 | EP2025944A1 Mono-phase syncronous electric motorfor household appliances |
| 02/18/2009 | EP1275191B1 Axial gap motor-generator for high speed operation |
| 02/18/2009 | CN201197110Y Motor with rotor position transducer |
| 02/18/2009 | CN201197107Y Vertical axis windmill equipped with magnetic suspension mechanism |
| 02/18/2009 | CN201197106Y Magnetic suspension vertical axis windmill |
| 02/18/2009 | CN201197105Y Ultra-light intermediate frequency arc welding alternator |
| 02/18/2009 | CN201197104Y Permanent magnet synchronous machine |
| 02/18/2009 | CN201197098Y Suspending impeller-type DC motor |
| 02/18/2009 | CN201197090Y Trichotomy mixed magnetic pole field excitation single pivot brushless generator |
| 02/18/2009 | CN201197089Y Nd-Fe-B permanent magnet synchronous motor |
| 02/18/2009 | CN201197088Y Split clipping type rotor of dipolar magnetoelectric generator |
| 02/18/2009 | CN101369766A Directly driven motor device and its identification method and its control method and usage for force control |
| 02/18/2009 | CN101369758A Integral belt pulley generator |
| 02/18/2009 | CN101369749A Coil magnetic circuit closed generator |
| 02/18/2009 | CN101368556A Refrigerant compressor arrangement |
| 02/18/2009 | CN101368534A Fluid pump, electric motor, and manufature method thereof |