| Patents for H02K 16 - Machines with more than one rotor or stator (6,539) |
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| 09/12/2008 | WO2008027597A3 Implantable fluid pump |
| 09/10/2008 | CN201113709Y Three-phase asynchronous motor for oil pumping machine |
| 09/10/2008 | CN201113708Y Vehicular generation electric motor |
| 09/10/2008 | CN201113707Y Electric excitation type magnetic force differential driver |
| 09/10/2008 | CN101262157A A no stator multi-layer rotor generator |
| 09/09/2008 | US7422089 Drive unit for an elevator |
| 09/09/2008 | CA2287459C Elevator drive machine and an elevator |
| 09/04/2008 | US20080211335 Accessory drive system with rd motor |
| 09/04/2008 | US20080211236 Contra rotating generator |
| 09/03/2008 | EP1962767A1 Hand held massaging tool |
| 09/03/2008 | CN101257240A Dynamoelectric and power generation dual-purpose machine |
| 08/27/2008 | CN101252295A Novel electricity generator with intense magnetic field |
| 08/21/2008 | WO2008098723A1 Linear actuator |
| 08/21/2008 | WO2008058688A3 Switched reluctance linear motor/generator |
| 08/21/2008 | US20080197738 Rotating Field Machine With Bell Shaped Rotor |
| 08/20/2008 | CN101248570A Generator |
| 08/20/2008 | CN100413188C Linear motor armature and linear motor |
| 08/19/2008 | CA2359458C Integrated pumping system for use in pumping a variety of fluids |
| 08/14/2008 | WO2008096600A1 Electric motor, rotor structure, and magnetic machine |
| 08/14/2008 | WO2007133499A3 Permanent magnet rotor with crimped sheath |
| 08/14/2008 | US20080191562 Axial air gap type electric motor |
| 08/14/2008 | DE102007006856A1 Electrical machine, has radial retaining units, and axial flow channels formed at stator and rotor parts, where one of retaining units is formed as blower impeller for producing flow of gaseous medium in channels |
| 08/14/2008 | CA2677411A1 Motor, rotor structure and magnetic machine |
| 08/13/2008 | EP1955939A2 Engine with attached axial gap type rotating electric machine |
| 08/13/2008 | CN101243599A Motor with two rotors |
| 08/13/2008 | CN101242157A A cascaded speed shift frequency constant wind power generation system |
| 08/13/2008 | CN101242125A Rotating asynchronous converter and a generator device |
| 08/13/2008 | CN101242123A Engine attached with axial gap type rotating electric machine |
| 08/13/2008 | CN100411280C Unit cascaded totally enclosed DC motor |
| 08/12/2008 | US7411321 Electromagnetic engine |
| 08/07/2008 | WO2008093865A1 Rotating electric motor |
| 08/07/2008 | WO2008067649A3 Power device for improving the efficiency of an induction motor |
| 08/07/2008 | WO2008007120A3 Electric motors |
| 08/07/2008 | US20080185205 Engine With Attached Axial Gap Type Rotating Electric Machine |
| 08/06/2008 | EP1953902A2 Transversal flux and switched reluctance motor having a toroidal coil comprising liquid cooling |
| 08/06/2008 | EP1953901A1 Motor and device using the same |
| 08/06/2008 | EP1386387B1 Downhole torque generator |
| 08/06/2008 | CN101237173A Axial gap motor |
| 08/05/2008 | US7408278 Motor-generator with adjustable axial gap for vehicle |
| 08/05/2008 | US7408276 Plane motor device with surrounding member surrounding coil unit and with cooling channel provided within surrounding member |
| 07/30/2008 | EP1661232B1 An alternator assembly |
| 07/30/2008 | CN101232226A 发电机 Generator |
| 07/30/2008 | CN100407559C 步进电机 Stepper motor |
| 07/24/2008 | WO2008087130A1 Rotary drive with straight primary part sections |
| 07/24/2008 | US20080174194 Double-Sided Starter/Generator for Aircrafts |
| 07/24/2008 | US20080173484 Drive Unit and Vehicle Including the Same |
| 07/23/2008 | EP1751410B1 Drive pulleys |
| 07/23/2008 | CN201090373Y Counter-rotating wind motor |
| 07/23/2008 | CN201090358Y Counter-rotating hydroelectric wind generator |
| 07/23/2008 | CN201090357Y Counter-rotating hydroelectric generator |
| 07/23/2008 | CN101227128A Feed type composite motor |
| 07/23/2008 | CN101227127A Motor and rotor structure thereof |
| 07/23/2008 | CN101225801A H sail-adding wing-shaped three-group windmill retrograde rotation power generation method and generating set |
| 07/22/2008 | CA2368075C Injection molding machine for processing plastics materials |
| 07/17/2008 | US20080169720 Synchronous Electromechanical Transformer |
| 07/17/2008 | US20080169717 Motor |
| 07/17/2008 | DE112005003694T5 Magnetmotor Magnet Motor |
| 07/15/2008 | US7400077 Electric motor having multiple armatures |
| 07/10/2008 | WO2008081685A1 Direct drive motor |
| 07/10/2008 | WO2008080575A1 Synchronous permanent magnet machine |
| 07/10/2008 | US20080164772 Machine for operation of electric generators and/or other machines (The Cleveland Engine) |
| 07/10/2008 | DE102005047661B4 Antrieb eines rotierenden Bauteils einer Druckmaschine Drive a rotating component of a printing machine |
| 07/09/2008 | EP1942573A1 Alignment apparatus and exposure apparatus using the same |
| 07/09/2008 | EP1942571A1 Motor with two rotors and apparatus with the same |
| 07/08/2008 | US7397159 Rotary electric apparatus with skew arrangement |
| 07/08/2008 | US7397157 Tandem rotary electric machine |
| 07/03/2008 | US20080161189 First rotor assembly located to rotate within stator assembly and spaced from stator by gap, second rotor assembly located to rotate outside stator assembly and spaced from stator by gap, where rotor assemblies include superconductor field winding with cooling; high temperature superconducting materials |
| 07/03/2008 | US20080157624 Support in a Stator |
| 07/03/2008 | US20080157608 Electric Oscillatory Machine |
| 07/03/2008 | DE102006062613A1 Permanent magnet machine e.g. synchronous motor, for e.g. separating air/liquid/solid mixtures, has rotor sided permanent magnets with number of poles for each number of revolution, and stator-sided armature windings extending over rotors |
| 07/02/2008 | CN201080895Y Double axis reverse direction dual rotors breezee generator |
| 07/01/2008 | US7395143 Transmission system with a continuously variable transmission ratio |
| 06/26/2008 | US20080150399 Stepping motor |
| 06/26/2008 | US20080150384 Method and apparatus for compensating a line synchronous generator |
| 06/26/2008 | US20080150294 Centrifugally active variable magnetic flux alternator |
| 06/25/2008 | EP1936786A2 Torque limiting electric machine |
| 06/25/2008 | CN101207313A Electric generating apparatus with combined generator and power generation method thereof |
| 06/19/2008 | US20080143206 Electric motor |
| 06/19/2008 | US20080142284 Double-sided dual-shaft electrical machine |
| 06/18/2008 | CN201075797Y Brushless dual-mechanical port electric machine |
| 06/18/2008 | CN201075796Y Asynchronous and permanent magnetism synchronizing commingle generator |
| 06/18/2008 | CN201075795Y Intermediate frequency power set for soldering |
| 06/18/2008 | CN101202487A Asynchronous starting permanent magnet synchronous motor |
| 06/15/2008 | CA2612823A1 Method and apparatus for generating electric power |
| 06/12/2008 | US20080136294 Self-regulating permanent magnet device |
| 06/12/2008 | US20080136280 Motor mechanism of DC inverter-fed compressor |
| 06/12/2008 | US20080136276 Motor- Or A Generator-Related Arrangement |
| 06/11/2008 | EP1931016A2 Magnetic drive electrical rotary motor |
| 06/11/2008 | EP1931015A2 Double-sided starter-generator for aircraft |
| 06/11/2008 | CN101199099A Twin rotor type motor |
| 06/11/2008 | CN101198399A Permanent magnetic motor acting as a drive unit for an agitator |
| 06/11/2008 | CN101197520A Double-sided starter-generator for aircraft |
| 06/11/2008 | CN101196172A Unsteady wind-driven generator |
| 06/11/2008 | CN100394682C Stator of induction motor |
| 06/07/2008 | CA2612040A1 Double sided starter/generator for aircrafts |
| 06/05/2008 | US20080129136 Axial gap type motor |
| 06/05/2008 | US20080129135 Motor structure |
| 06/05/2008 | US20080127757 Drive Device |
| 06/04/2008 | CN101192786A Frequency conversion swing electromotor |
| 06/04/2008 | CN101192784A Rotor of motor |