| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 03/25/2004 | US20040055143 Method of forming a drum type washing machine having a driving unit |
| 03/25/2004 | DE10339232A1 Permanentmagnet-Synchronmotor Permanent magnet synchronous motor |
| 03/25/2004 | DE10318636A1 Fahrzeug-Wechselstromlichtmaschine und Rotor dafür Vehicle AC generator and rotor for |
| 03/24/2004 | EP1401087A1 Axially movable rotor |
| 03/24/2004 | EP1401083A2 Permanent magnet and reluctance type rotating machine |
| 03/24/2004 | EP1400003A1 Brushless dc drive |
| 03/24/2004 | CN1143423C Fernament magnet rotor type electric motor |
| 03/23/2004 | US6711269 Multifunction acoustic device |
| 03/23/2004 | US6710581 Constant-power brushless DC motor |
| 03/23/2004 | US6710504 Brushless DC motor |
| 03/23/2004 | US6710502 Rotary electric motor having at least three axially aligned stator poles and/or rotor poles |
| 03/23/2004 | US6710494 Power generating installation that comprises a generator and a reciprocating internal combustion engine as drive |
| 03/23/2004 | US6710493 Dynamo-electric machine having tapered magnets secured to yoke |
| 03/23/2004 | US6710492 Concentrically arranged single stator dual rotor motor/generator |
| 03/23/2004 | US6710488 Electric motor, in particular a fan motor |
| 03/23/2004 | US6710481 Motor assembled by using motor-base-holder and method of assembling the same motor |
| 03/18/2004 | WO2004023630A1 Independent generator for two-wheeled vehicle |
| 03/18/2004 | WO2003085805A3 Rotating electric machine |
| 03/18/2004 | WO2003075439A3 Method and device for transforming mechanical energy into electrical energy or electrical energy into mechanical energy |
| 03/18/2004 | WO2003049272A3 A method and system for generating an electrical energy |
| 03/18/2004 | US20040051407 Flat motor |
| 03/18/2004 | DE19918461B4 Spindelmotor für Festplattenspeicher mit geringer Bauhöhe Spindle motor for disk space, low profile |
| 03/17/2004 | EP1072084B1 Improved electric motor |
| 03/17/2004 | CN2606980Y Electricity storage device generated by wheel |
| 03/17/2004 | CN2606703Y Power supply device for wheel |
| 03/17/2004 | CN1482373A 动压轴承装置 Dynamic pressure bearing device |
| 03/16/2004 | US6707641 Spindle motor having stator rim formed of concentric laminate layers |
| 03/16/2004 | US6707640 Rotary medium driving apparatus |
| 03/16/2004 | US6707226 Rotor of revolving field type AC generator |
| 03/16/2004 | US6707224 PM motor and generator with a vertical stator core assembly formed of pressure shaped processed ferromagnetic particles |
| 03/16/2004 | US6707216 Single phase line start permanent magnet synchronous motor |
| 03/16/2004 | US6707212 Electrical machine |
| 03/16/2004 | US6707210 Dual wire stator coil for a radiator fan |
| 03/16/2004 | US6707208 Flux diode motor |
| 03/16/2004 | US6707207 High bandwidth track following actuator for hard disk drives |
| 03/16/2004 | US6707189 Image pickup apparatus and driving apparatus |
| 03/16/2004 | US6707180 Cooling method and structure for a rotation object |
| 03/16/2004 | US6705760 Spindle motor and bearing assembly |
| 03/11/2004 | WO2004021552A1 Direct current motor |
| 03/11/2004 | WO2004021551A2 Permanent magnet excited machine |
| 03/11/2004 | WO2004021550A2 A synchronous electrical machine |
| 03/11/2004 | WO2004021544A2 Interior permanent magnet machine with reduced magnet chattering |
| 03/11/2004 | US20040047090 Armature with coated laminate bundle |
| 03/11/2004 | US20040046478 Transverse flux machine, in particular a unipolar transverse flux machine |
| 03/11/2004 | US20040046472 Rotor of induction starting synchronous motor |
| 03/11/2004 | US20040046471 Permanent magnet array and magnet holder for flywheel motor/generator |
| 03/11/2004 | US20040046466 Miniature motor |
| 03/10/2004 | EP1396068A1 Flux impulse motor |
| 03/10/2004 | CN1481064A Permanent-magnet type synchronous motor |
| 03/10/2004 | CN1480656A Bearing device and its mfg. method |
| 03/10/2004 | CN1141775C Directly driven synchronous dragger with Nd-Fe-B permanent magnetic rotor |
| 03/09/2004 | US6703757 Motor structure having low profile |
| 03/09/2004 | US6703756 Electrical machine |
| 03/09/2004 | US6703753 Motor core and motor using the same |
| 03/09/2004 | US6703747 Generator with diverse power-generation characteristics |
| 03/09/2004 | US6703746 Interior permanent magnet rotor |
| 03/09/2004 | US6703744 Generator-motor for vehicle |
| 03/09/2004 | US6703743 Motor or generator |
| 03/09/2004 | US6703742 Electric motor with rotor being a drive wheel |
| 03/04/2004 | WO2004019467A1 A rotor for a permanent-magnet electrical machine and a method for manufacturing it |
| 03/04/2004 | US20040041489 Interior permanent magnet motor for use in washing machines |
| 03/04/2004 | US20040041485 Permanent magnet motor having flux density characteristics that are internally variable |
| 03/04/2004 | US20040041484 Reduced impedance interior permanent magnet machine |
| 03/04/2004 | US20040041483 Permanent magnet machine |
| 03/04/2004 | US20040041482 Pm motor and generator with a vertical stator core assembly formed of pressure shaped processed ferromagnetic particles |
| 03/04/2004 | DE20219216U1 Spindelmotor für Festplattenlaufwerke mit hydrodynamischer Lageranordnung Spindle motor for hard disk drives with hydrodynamic bearing assembly |
| 03/03/2004 | EP1394030A1 Bicycle hub dynamo with a freewheel |
| 03/03/2004 | EP1393429A1 Electrical machine |
| 03/03/2004 | EP1393426A1 Rotor and electrical generator |
| 03/03/2004 | EP0925080B1 Intracardiac blood pump |
| 03/03/2004 | CN2605698Y Hub type motor |
| 03/03/2004 | CN1479431A Coreless high power density disk type electric machine |
| 03/03/2004 | CN1140222C Driving device, food processing apparatus and its operating method |
| 03/02/2004 | US6700297 Superconducting PM undiffused machines with stationary superconducting coils |
| 03/02/2004 | US6700293 Stator structure for brushless DC motor |
| 03/02/2004 | US6700288 High speed rotor |
| 03/02/2004 | US6700280 Drive unit with an electric machine |
| 03/02/2004 | US6700279 Brushless motor |
| 03/02/2004 | US6700278 Disk motor with bearing prestressing feature |
| 03/02/2004 | US6700275 DC motor and winding method for coils thereof |
| 03/02/2004 | US6700273 Gas transfer machine |
| 03/02/2004 | US6700272 Reluctance motor with gearless step-down without electronic control of rotating field |
| 03/02/2004 | US6700270 Synchronous induction motor |
| 03/02/2004 | US6700268 Rotational electric machine and a vehicle loaded therewith |
| 03/02/2004 | US6700267 Transverse flux drive |
| 03/02/2004 | US6700262 Rotary electric machine |
| 03/02/2004 | US6700256 Brushless motor and production method therefor |
| 03/02/2004 | US6700247 Thin type permanent magnet generator and diskette incorporating same |
| 03/02/2004 | US6700242 Magnetic flux controls for permanent-magnet motor-generator |
| 02/26/2004 | WO2004017501A1 An electrical machine and use thereof |
| 02/26/2004 | WO2004017498A1 Axial gap type motor generator |
| 02/26/2004 | WO2004017497A1 Generator for use in wind turbines or water-powered wheels |
| 02/26/2004 | WO2004017496A2 Double-excitation rotating electrical machine for adjustable defluxing |
| 02/26/2004 | WO2004017489A1 Magnet of dynamo-electric machine |
| 02/26/2004 | WO2004017488A1 Rotating electric machine |
| 02/26/2004 | WO2003100948B1 Pmbdcm and two-phase srm motor |
| 02/26/2004 | WO2003043160A3 Apparatus and process for generating energy |
| 02/26/2004 | US20040036374 Method of producing stator windings |
| 02/26/2004 | US20040036371 Spindle motor for disk driving device |
| 02/26/2004 | DE20318278U1 Dynamo for supplying electric equipment fastened on or integrated in a wheel or rotor generates electric power with a permanent magnet |