| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 04/21/2009 | US7521833 Permanent magnet embedment rotating electric machine, motor for car air conditioner, and enclosed electric compressor |
| 04/21/2009 | US7521832 Rotating electric machine having rotor embedded-permanent-magnets with inner-end magnetic gaps and outer-end magnetic gaps, and electric car using the same electric machine |
| 04/21/2009 | CA2514958C Efficient high-speed electric device using low-loss materials |
| 04/16/2009 | WO2009047895A1 Motor and electronic device using the same |
| 04/16/2009 | WO2006047499A3 Rotor-stator structure for electrodynamic machines |
| 04/16/2009 | WO2006031839A3 Apparatus and method for dissipating a portion of the commutation derived collapsing field energy in a multi-phase unipolar electric motor |
| 04/16/2009 | US20090096314 Electric motor |
| 04/16/2009 | US20090096310 Electrically powered device |
| 04/16/2009 | US20090096309 Core plate stack assembly for permanent magnet rotor of rotating machines |
| 04/16/2009 | US20090096308 Rotor For Electric Motor |
| 04/15/2009 | EP2048329A1 Turbine engine with electric generator arranged in the fan |
| 04/15/2009 | EP2047581A1 Line start permanent magnet electric motor |
| 04/15/2009 | CN201222693Y Three-phase magneto for motorcycle |
| 04/15/2009 | CN201222692Y Motor with outer rotor construction and fan thereof |
| 04/15/2009 | CN201222691Y Punched slice for asynchronous startup synchronized operation three-phase permanent magnet motor rotor |
| 04/15/2009 | CN201222690Y Punched chip of permanent magnet motor stator |
| 04/15/2009 | CN101409489A Cylinder squirrel-cage shape wind power generator |
| 04/15/2009 | CN101409488A Axial magnetic flux double-salient-pole generator |
| 04/15/2009 | CN101409478A Permanent magnetism levitation energy-storing flywheel system |
| 04/15/2009 | CN101409472A Stator assembly and stator for an electric machine |
| 04/15/2009 | CN100479302C Eddy-current-start three-phase rare-earth permanent-magnet synchronous motor |
| 04/14/2009 | US7518277 Electric motor |
| 04/14/2009 | US7518272 Electric fan with bearing |
| 04/09/2009 | WO2009044485A1 Power generator |
| 04/09/2009 | WO2009043765A1 Fuel pump for delivering fuel from a reservoir to an internal combustion engine |
| 04/09/2009 | US20090091205 Single field rotor motor |
| 04/09/2009 | DE102006004614B4 Magnetoelektrischer Generator Magneto Generator |
| 04/08/2009 | EP2045900A2 Flux-switching machine |
| 04/08/2009 | EP2044677A2 An electrical machine |
| 04/08/2009 | EP2044676A2 Electric motor with axially deformable rotor assembly |
| 04/08/2009 | EP1636060B1 Suspension system for suspending a wheel having a motor therein |
| 04/08/2009 | CN201219230Y External pole type fan |
| 04/08/2009 | CN201219229Y Single-stator external-pole type cooling fan |
| 04/08/2009 | CN201219228Y Internal trigger type magneto |
| 04/08/2009 | CN201219227Y Permanent magnet synchronous machine rotor |
| 04/08/2009 | CN201218215Y Cooling fan capable of self-power generation |
| 04/08/2009 | CN101405925A Armature core, motor using it, and its manufacturing method |
| 04/08/2009 | CN101405922A Transverse flux machine, and rotary engine comprising such a transverse flux machine |
| 04/08/2009 | CN101404434A Miniature direct-drive permanent magnet synchronous aerogenerator and its small-sized wind power generation system |
| 04/08/2009 | CN101404433A Miniature direct-drive permanent magnet synchronous aerogenerator and its small-sized wind power generation system |
| 04/08/2009 | CN100477480C Permanent-magnet electric motor and operation method thereof |
| 04/08/2009 | CN100477446C Rotating electric machine |
| 04/08/2009 | CN100477445C Fan, motor and stator structure thereof |
| 04/08/2009 | CN100476976C Rotating shaft conical fluid dynamic bearing |
| 04/07/2009 | US7514834 Permanent magnet type three-phase ac generator |
| 04/07/2009 | US7514833 Axial gap permanent-magnet machine with reluctance poles and PM element covers |
| 04/07/2009 | US7514832 Single field rotor motor |
| 04/02/2009 | WO2007048211A3 Permanent magnet rotor |
| 04/02/2009 | US20090085412 Brushless electric machine |
| 04/01/2009 | EP2043230A2 Axial gap motor |
| 04/01/2009 | EP2043229A2 Axial gap type motor generator |
| 04/01/2009 | EP2043228A2 Axial gap type motor generator |
| 04/01/2009 | EP2043227A2 Axial gap type motor generator |
| 04/01/2009 | EP1716627B1 Single field rotor motor |
| 04/01/2009 | EP1563587B1 Drive device provided for operating adjusting devices in motor vehicles |
| 04/01/2009 | EP1346381B1 Band coil |
| 04/01/2009 | CN101401284A Electrical machine, in particular a generator |
| 04/01/2009 | CN101399481A Generator for vehicle |
| 04/01/2009 | CN101399480A Motor for driving |
| 04/01/2009 | CN101399474A Rotor for permanent magnet synchronous motor |
| 04/01/2009 | CN101399461A Preparation of charging generating bi-purpose accumulator |
| 04/01/2009 | CN100474745C Brushless multiphase AC electric motor and power on control device thereof |
| 04/01/2009 | CN100474744C Variable-speed constant frequency, constant pressure brushless three-phase generator taking power in marching |
| 04/01/2009 | CN100474091C Blade driving device for use in cameras |
| 03/31/2009 | US7509931 Power electronics circuit for electromechanical valve actuator of an internal combustion engine |
| 03/26/2009 | WO2009036666A1 Generator |
| 03/26/2009 | US20090079286 Apparatus for driving drum of washing machine |
| 03/26/2009 | US20090079285 Alternator with rotor for vehicle |
| 03/25/2009 | EP2040359A2 Interphase insulating sheet of rotating electric machine, method for manufacturing interphase insulating sheet, and electric compressor |
| 03/25/2009 | EP2040358A2 Interphase insulating sheet of rotating electric machine, method for manufacturing interphase insulating sheet, and electric compressor |
| 03/25/2009 | EP2040357A1 Inductor motor and method of manufacturing inductor motor |
| 03/25/2009 | EP2038984A2 Electric machine with interior permanent magnets |
| 03/25/2009 | CN201213236Y Permanent magnet motor |
| 03/25/2009 | CN101394124A Outer rotor permanent magnet motor for ceiling type fan |
| 03/25/2009 | CN101394117A Connection construction for stator winding of outer rotor type generator |
| 03/25/2009 | CN101394113A Alternator with rotor for vehicle |
| 03/25/2009 | CN101394112A Highly efficient electricity generator |
| 03/25/2009 | CN101391581A Powertrain with torque converter-mounted generator for multiple voltage electrical power and method for assembling same |
| 03/25/2009 | CN100472918C Electric motor |
| 03/25/2009 | CN100472916C A motor without bearing |
| 03/24/2009 | US7508193 Encoder |
| 03/24/2009 | US7508106 Magnetoelectric generator |
| 03/24/2009 | US7508105 Magneto-generator |
| 03/19/2009 | WO2009036402A2 Composite electromechanical machines with uniform magnets |
| 03/19/2009 | WO2009035696A1 Motor controller system and method for maximizing energy savings |
| 03/19/2009 | WO2009035027A1 Axial-gap rotary electric machine |
| 03/19/2009 | WO2009035026A1 Axial-gap rotary electric machine and rotary drive |
| 03/19/2009 | WO2009034991A1 Axial gap type coreless rotating machine |
| 03/19/2009 | WO2009034990A1 Permanent magnet rotating machine |
| 03/19/2009 | WO2009034270A2 Gear motor including a compact multiple-phase electric motor |
| 03/19/2009 | WO2008143598A3 Wind generator/motor with double rotors |
| 03/19/2009 | WO2008122437A3 Converter for converting magnetic energy to kinetic energy and/or electric energy and method for converting magnetic energy to kinetic energy and/or electric energy by means of a converter |
| 03/19/2009 | WO2008032080A3 Improvements in electromagnetic machines |
| 03/19/2009 | US20090072771 Magnetic motor generator having a floating flywheel |
| 03/19/2009 | US20090072650 Motor |
| 03/19/2009 | US20090072647 Electric Rotating Machine and Automobile Equipped with It |
| 03/19/2009 | US20090072646 Spindle Motor |
| 03/19/2009 | DE202008013820U1 Nabengenerator für ein Fahrrad Generator hub for a bicycle |
| 03/19/2009 | DE202007018710U1 Synchronmotor Synchronous motor |
| 03/19/2009 | DE102008026235A1 Electrical machine i.e. inner rotor, has rotor case connected by positive connection with rotor shaft, where case is axially movable from stator to rotor shaft, by using mechanical actuating unit, with increased speed |