| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 08/17/2004 | US6777851 Generator having axially aligned stator poles and/or rotor poles |
| 08/17/2004 | US6777847 Rotor core utilizing laminations having slots with dual direction skew portions |
| 08/17/2004 | US6777842 Doubly salient machine with permanent magnets in stator teeth |
| 08/17/2004 | US6777838 Methods and apparatus for increasing power of permanent magnet motors |
| 08/17/2004 | US6777834 Lift/swivel drive |
| 08/17/2004 | US6776590 Dynamo electric machines and stators for use in same |
| 08/12/2004 | WO2004068681A1 A tumbling magnet electricity generating system |
| 08/12/2004 | US20040155546 Permanent magnet alternator and voltage regulator for regulating the output voltage of a permanent magnet alternator |
| 08/12/2004 | US20040155537 Permanent magnet type dynamo-electric machine and permanent magnet synchronous generator for wind power generation |
| 08/12/2004 | DE19961201B4 Antrieb für eine Nähmaschine, insbesondere eine Industrienähmaschine Drive for a sewing machine, in particular an industrial sewing machine |
| 08/11/2004 | EP1444765A1 Electric motor |
| 08/11/2004 | CN2632933Y Unitary starting power generator |
| 08/11/2004 | CN1520632A Brushless DC electric motor |
| 08/11/2004 | CN1520631A Electrical machine with plastic supporting pieces |
| 08/11/2004 | CN1520012A Exciting dynamo |
| 08/11/2004 | CN1520005A Wheel hub electric motor in frequency conversion mode |
| 08/11/2004 | CN1520000A Electrical storage device of electric power generated by wheel |
| 08/11/2004 | CN1519482A Hydrodynamic bearing device and disk recording reproducer |
| 08/10/2004 | US6774527 Two rotor single stator type electric motor |
| 08/10/2004 | US6774524 Motor core and motor using the same |
| 08/10/2004 | US6774521 Brushless DC motor |
| 08/10/2004 | US6774520 Thin inner rotor motor and disk device using the motor |
| 08/10/2004 | US6774519 Rotary electrical machines |
| 08/10/2004 | US6772607 Refrigerating device |
| 08/05/2004 | WO2004066475A1 Claw-pole type generator |
| 08/05/2004 | WO2004065068A1 A torque tool |
| 08/05/2004 | US20040151065 Magnetic stirring apparatus having low rotational speeds |
| 08/05/2004 | US20040150289 Universal motor/generator/alternator apparatus |
| 08/05/2004 | US20040150288 Electrical machine |
| 08/05/2004 | US20040150286 Motor |
| 08/05/2004 | US20040150282 Electrical motor |
| 08/05/2004 | US20040150272 Rotor and electrical generator |
| 08/05/2004 | US20040150269 Linear motor, its controlling method, and XY table |
| 08/05/2004 | US20040150230 Mobile electrical power source |
| 08/05/2004 | DE10329086A1 Bürstenloser Vibrationsmotor Brushless vibration motor |
| 08/04/2004 | EP1386382A4 Design for frameless cartridge motors |
| 08/04/2004 | EP0613229B1 Brushless dc motor |
| 08/04/2004 | CN2631104Y Electric-driving generation integrating machine suitable for booster bicycle |
| 08/04/2004 | CN1518192A Dynamic pressure bearing electric machine |
| 08/04/2004 | CN1160846C Method for starting and steady-state supply of permanent-magnet synchronous notor particularly for driving hydraulic pump |
| 08/03/2004 | US6771459 Spindle motor and hard disc drive incorporating the same |
| 08/03/2004 | US6771000 Electric rotary machine and power generation systems using the same |
| 08/03/2004 | US6770998 Inner-rotor motor implementing rotor with effective drive, and disk drive using the same |
| 07/29/2004 | WO2004064226A1 Method for controlling electric motor cogging and permanent magnet electric motor |
| 07/29/2004 | WO2004064223A2 Flat rotary electric generator |
| 07/29/2004 | WO2004064087A1 A coil, motor/generator, rotatable mirror, bearing and an apparatus incorporating same for dental and medical or other use |
| 07/29/2004 | US20040145270 Toroidal electrical machine and an annular winding carrier therefor |
| 07/29/2004 | US20040145269 Electric motor |
| 07/29/2004 | US20040145266 Dynamoelectric machine having windings that differ in wire gauge and number of winding turns |
| 07/28/2004 | CN1516914A Rotary electric machine |
| 07/28/2004 | CN1516327A Electric motor |
| 07/27/2004 | US6768239 Electromotive devices using notched ribbon windings |
| 07/27/2004 | US6768236 Spindle motor and disk drive furnished therewith |
| 07/27/2004 | CA2340957C Dc brushless vibration motor |
| 07/22/2004 | WO2004062064A1 Claw pole motor |
| 07/22/2004 | WO2004061300A1 Wind power generator |
| 07/22/2004 | US20040140790 Power generator, timepiece and electronic device having the same, and cogging torque adjustment method for the same |
| 07/22/2004 | US20040140730 Electric motor |
| 07/22/2004 | US20040140725 Rotary electrical apparatus |
| 07/22/2004 | DE202004006002U1 Hub mounted generator for bicycle has an improved core comprising a reel wound from flat strip material and with pointed ferrous fingers forming a cage around the coil |
| 07/22/2004 | DE10261796A1 Antriebseinheit Drive unit |
| 07/21/2004 | CN2627724Y Wheel hub motor external rotor |
| 07/21/2004 | CN2627723Y Double-side double-excitation reluctance generator |
| 07/21/2004 | CN1515064A Rotating electric machine with two rotors, driven by composite current |
| 07/20/2004 | US6765356 Control and motor arrangement for use in model train |
| 07/20/2004 | US6765329 Mounting block for electric motor with external rotor |
| 07/20/2004 | US6765327 Integral driveline support and electric motor |
| 07/20/2004 | US6765320 Actuator |
| 07/15/2004 | WO2004058448A2 Drive unit |
| 07/15/2004 | US20040135465 Axial field electric machine |
| 07/15/2004 | US20040135462 Spindle motor |
| 07/15/2004 | US20040135454 Rotary electrical device |
| 07/15/2004 | US20040135453 Rotary electric machine |
| 07/15/2004 | US20040135452 Flat rotary electric generator |
| 07/15/2004 | US20040135450 Magnetic levitation motor |
| 07/15/2004 | US20040135447 Kinetic pressure bearing motor |
| 07/15/2004 | US20040135444 Brushless vibration motor |
| 07/15/2004 | DE10261763A1 Rotor für einen Elektromotor A rotor for an electric motor |
| 07/15/2004 | DE10261762A1 Rotor für einen Elektromotor A rotor for an electric motor |
| 07/15/2004 | DE10261761A1 Rotor für einen Elektromotor A rotor for an electric motor |
| 07/15/2004 | DE10261760A1 Rotor für einen Elektromotor A rotor for an electric motor |
| 07/14/2004 | EP1436883A2 An axial flux permanent magnet generator / motor |
| 07/14/2004 | EP1436882A1 A single phase synchronous ac motor |
| 07/14/2004 | CN1512646A Brushless vibrative motor |
| 07/14/2004 | CN1157837C Rotor of magnetic generator for internal combustion engine |
| 07/13/2004 | US6762527 DC brushless motor |
| 07/13/2004 | US6762525 Cascaded rotary electric motors having axial and radial air gaps |
| 07/13/2004 | US6762518 Flat core brushless motor |
| 07/13/2004 | US6761542 Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor |
| 07/08/2004 | WO2004057738A1 Modularly segmented air core windings electric motor or generator |
| 07/08/2004 | WO2004057737A1 Rotor for an electric motor |
| 07/08/2004 | WO2004057736A1 Power generating device |
| 07/08/2004 | WO2004057727A1 Rotor for an electric motor |
| 07/08/2004 | WO2004057726A1 Rotor for an electric motor |
| 07/08/2004 | WO2004057725A1 Rotor for an electric motor |
| 07/08/2004 | WO2002089291A3 Electric synchronous machine comprising a toroidal winding |
| 07/08/2004 | US20040131349 Actuator |
| 07/08/2004 | US20040130283 Vehicular generator-motor system |
| 07/08/2004 | US20040130236 Interior permanent magnet synchronous motor |
| 07/08/2004 | US20040130231 Synchronous electric machine |