| Patents for H02K 16 - Machines with more than one rotor or stator (6,539) |
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| 09/17/2009 | US20090230791 Drive unit having optimized cooling |
| 09/16/2009 | CN201312214Y Outer rotor type multi-rotor and multi-stator motor |
| 09/11/2009 | WO2009109935A2 Bi-axial electromagnetic actuator |
| 09/11/2009 | WO2009050655A3 Multi function engines |
| 09/09/2009 | CN201307818Y Small-sized direct-driven permanent magnetic synchronous wind power generator and small-sized wind power generating system thereof |
| 09/09/2009 | CN101527482A Series connected type composite excitation switch magnetic-linkage motor |
| 09/09/2009 | CN101527481A Linear motor installing structure |
| 09/09/2009 | CN100539358C Electric motor and method of driving the same |
| 09/08/2009 | US7586218 Moving apparatus, exposure apparatus, and device manufacturing method |
| 09/03/2009 | WO2009105837A1 An electric generator |
| 09/03/2009 | US20090218898 Multi function engines |
| 09/02/2009 | EP2096732A1 Energy system comprising a wind or water turbine |
| 09/02/2009 | EP2095488A1 Synchronous permanent magnet machine |
| 09/02/2009 | CN201303281Y A power generator |
| 09/02/2009 | CN101521442A Electric generator and electric bicycle using same |
| 09/02/2009 | CN101521441A Magnetic suspension generator |
| 09/02/2009 | CN101521440A Permanent magnetic brushless direct current (DC) differential speed motor with dual-rotor structure for electric vehicle |
| 09/02/2009 | CN101521414A Arrangement for a direct drive generator, direct drive generator, wind turbine and method for the assembly of a generator |
| 09/02/2009 | CN101521411A 能量系统 Energy Systems |
| 09/01/2009 | US7583063 Architecture for electric machine |
| 09/01/2009 | US7582995 Stepping motor, lens device using the same, and imaging device using the same |
| 09/01/2009 | US7582980 Drive apparatus for hybrid vehicle |
| 08/27/2009 | WO2009105098A1 Contra rotating generator |
| 08/26/2009 | CN201298793Y Small-sized direct-drive permanent-magnet synchronous wind-driven generator and small-sized wind-driven generating system thereof |
| 08/26/2009 | CN201298792Y Two-way rotation integrative generating equipment and device |
| 08/26/2009 | CN201298791Y 磁能同步发电机 Magnetic synchronous generator |
| 08/26/2009 | CN201298790Y High-lift and high-power submergible pump motor |
| 08/26/2009 | CN101515744A Alternate current synchronous generator |
| 08/26/2009 | CN100533926C Electric power generator |
| 08/26/2009 | CN100533921C Low-speed motor for electric bicycle |
| 08/25/2009 | CA2340337C Clutchless motor drive assembly |
| 08/19/2009 | CN201294442Y Self power generation device for electric fan |
| 08/19/2009 | CN201294441Y Modularization motor |
| 08/19/2009 | CN101512878A Dual rotor type motor |
| 08/19/2009 | CN101510718A Side board type rectilinear vibration three-phase asynchronous vibrating motor |
| 08/13/2009 | WO2009100448A1 Compact high power alternator |
| 08/13/2009 | WO2009098807A1 Magnetic machine |
| 08/13/2009 | US20090200884 Compact high power alternator |
| 08/13/2009 | US20090200882 Orbital hybrid magnetic electronic engine and generator |
| 08/13/2009 | DE19756575B4 Elektromotor Electric motor |
| 08/13/2009 | CA2714579A1 Compact high power alternator |
| 08/12/2009 | CN101506544A Tranmission systems of continuously variable transmission ratio |
| 08/06/2009 | US20090195127 Electric generator |
| 08/06/2009 | US20090195103 Transmission Systems of Continuously Variable Transmission Ratio |
| 08/05/2009 | CN201286052Y Novel transverse magnetic flux permanent magnet motor |
| 08/05/2009 | CN201284723Y Vertical axis aerogenerator with double-layer wind wheels rotating in reverse direction |
| 08/05/2009 | CN101501965A Hybrid vehicle |
| 08/05/2009 | CN101501963A Poly-phasic multi-coil generator |
| 08/05/2009 | CN101499701A Novel transverse magnetic flux permanent magnet motor |
| 08/05/2009 | CN101499700A Permanent magnetic push-pull brushless motor |
| 08/05/2009 | CN101499699A External rotor type motor with multiple rotors and multiple stators |
| 08/04/2009 | US7569970 Electric motor with multiple rotors in a concentrically circular arrangement around a rotation axis of the electric motor |
| 07/30/2009 | WO2009093183A2 Modular electromagnetic device with reversible generator-motor operation |
| 07/30/2009 | WO2009093181A2 Electromagnetic device with reversible generator-motor operation |
| 07/30/2009 | CA2712680A1 Modular electromagnetic device with reversible generator-motor operation |
| 07/30/2009 | CA2712677A1 Electromagnetic device with reversible generator-motor operation |
| 07/29/2009 | EP2006983A9 Magnet brushless generator and magnet brushless starter |
| 07/29/2009 | CN201282402Y Multi-disc type permanent magnet synchronous motor |
| 07/29/2009 | CN101496263A Auxiliary machine driver |
| 07/29/2009 | CN101496262A Motor |
| 07/29/2009 | CN100521463C Motor |
| 07/22/2009 | EP2081276A1 Electro-magnetical device with reversible generator-motor operation |
| 07/22/2009 | EP1973760B1 Fuel/electric drive system |
| 07/22/2009 | EP1683252A4 Energy transfer apparatus |
| 07/22/2009 | CN201278487Y Inner and outer rotor contrary rotating permanent magnet synchronous motor for underwater navigator propulsion |
| 07/22/2009 | CN101488691A Air gap variant eddy speed regulating induction motor and working mode |
| 07/22/2009 | CN101488690A Multifunctional electromagnetic stepless torque changing apparatus |
| 07/22/2009 | CN100517920C Induction motor having reverse-rotation preventing function |
| 07/21/2009 | US7564156 Vehicle-use tandem electric rotating machine |
| 07/15/2009 | CN201274444Y Convenient combination motor |
| 07/15/2009 | CN101485068A Electrical machines |
| 07/15/2009 | CN101483372A Multifunctional integrated device for power generation and electric motor |
| 07/15/2009 | CN101483371A Speed regulating electricity generator with constant frequency |
| 07/15/2009 | CN101483370A Switched reluctance motor with double stators and double rotors |
| 07/09/2009 | WO2009083898A1 Electric motor for operating a shutter element or solar protection element in a building |
| 07/09/2009 | WO2009082808A1 Hybrid electric power system with distributed segmented generator/motor |
| 07/09/2009 | CA2710706A1 Hybrid electric power system with distributed segmented generator/motor |
| 07/08/2009 | CN201270464Y Motor with reconfiguration structure |
| 07/08/2009 | CN201270463Y Novel voltage stabilizing composite excitation generator |
| 07/08/2009 | CN201270462Y Wheel type electricity generating apparatus |
| 07/08/2009 | CN101478206A Mixed excitation brushless motor for driving electric automobile |
| 07/08/2009 | CN101478205A Dual voltage output composite excitation generator |
| 07/08/2009 | CN101478204A Novel voltage stabilizing composite excitation generator |
| 07/08/2009 | CN101478203A Dual rotor permanent magnetic motor |
| 07/08/2009 | CN100511928C Motor |
| 07/08/2009 | CN100511926C Coaxial two section four margin brushless DC torque motor |
| 07/02/2009 | WO2009081840A1 Motor unit and gear power transmission device |
| 07/02/2009 | WO2009081766A1 Motor and rotor for dynamo-electric machine |
| 07/02/2009 | WO2009079938A1 A generator with a strong magnetic field |
| 06/30/2009 | US7554237 Centrifugal-effect vibration generator having coaxial contrarotating rotors |
| 06/25/2009 | WO2009078720A1 A method of operating an electromechanical converter, a controller and a computer program product |
| 06/25/2009 | WO2009046698A3 Electric drive, particularly for a fuel metering unit for an airplane engine |
| 06/25/2009 | US20090162225 Pump for liquid cooling system |
| 06/25/2009 | US20090160392 Virtual Moving Air Gap For An Axial Flux Permanent Magnet Motor With Dual Stators |
| 06/25/2009 | US20090160383 Electric machine |
| 06/25/2009 | DE112007001649T5 Getriebesystem mit stufenlos verstellbarem Übersetzungsverhältnis Transmission system, continuously variable transmission ratio |
| 06/24/2009 | EP2073362A2 Linear drive for rotational movements |
| 06/24/2009 | EP2072320A1 A method of operating an electromechnical converter, a controller and a computer program product |
| 06/24/2009 | CN101467337A Electric motor with multiple in-line stators and/or rotors |
| 06/24/2009 | CN101465584A Dual-stator brushless DC motor and braking method thereof |