| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 01/18/2005 | US6844656 Electric multipole motor/generator with axial magnetic flux |
| 01/18/2005 | US6844652 Rotor structure of line-start permanent magnet synchronous motor |
| 01/18/2005 | US6844650 Multipolar magnetogenerator |
| 01/18/2005 | US6844647 Permanent magnet motor having flux density characteristics that are internally variable |
| 01/18/2005 | US6844645 Permanent magnet motor rotor having magnetic permeable material for enhanced flux distribution |
| 01/18/2005 | US6844642 Spindle motor for hard disc drive with static charge discharging |
| 01/16/2005 | WO2005050825A1 Motor-generator system with a current control feedback loop |
| 01/13/2005 | US20050006964 Spindle motor for hard disk drives |
| 01/13/2005 | CA2531383A1 Wind power generation system, arrangement structure of permanent magnets, and electricity/force conversion system |
| 01/12/2005 | EP1495529A2 Fastening of the stator of a flat elevator motor |
| 01/12/2005 | EP1495527A1 Electrical machines, especially engines excited by permanent magnets |
| 01/12/2005 | EP1034604B1 A wind power plant |
| 01/12/2005 | CN1564429A Rotor permanent magnet conversion governing dynamo and its hub electric wheel |
| 01/12/2005 | CN1564428A Permanent manget ac generator with controllable excitation double winding |
| 01/12/2005 | CN1564427A 永磁体转子 A permanent magnet rotor |
| 01/11/2005 | US6841916 Axial flux electromotive generator having rotor magnets and shaped core assembly |
| 01/11/2005 | US6841915 Multiple-pole electric motor and method of producing the same |
| 01/11/2005 | US6841913 Stator coil including sequentially-connected conductor segments for an electric rotary machine and manufacturing method thereof |
| 01/11/2005 | US6841911 Machine tool |
| 01/11/2005 | US6841907 Spindle motor for hard disk drives having a hydrodynamic bearing arrangement |
| 01/06/2005 | WO2005002041A1 Wind power generator |
| 01/06/2005 | WO2005000621A1 Suspension system for suspending a wheel having a motor therein |
| 01/06/2005 | WO2004075376A3 Stator for axial flux electric motor |
| 01/06/2005 | US20050001509 Two-or three-phase polyphase motor |
| 01/06/2005 | US20050001505 Compact radial gap machine and method for high strength undiffused brushless operation |
| 01/06/2005 | US20050001504 Motor of rotor with built-in permanent magnet |
| 01/05/2005 | EP1493859A2 Structure of driving unit in drum type washing machine |
| 01/05/2005 | DE202004016534U1 Elektromotor Electric motor |
| 01/05/2005 | DE202004003695U1 Hydrodynamisches Lagersystem zur Drehlagerung eines Spindelmotors A hydrodynamic bearing system for rotary mounting of a spindle motor |
| 01/05/2005 | DE19902370B4 Scheibenläufermotor Pancake motor |
| 01/05/2005 | CN2669469Y Efficient flywheel type motor |
| 01/05/2005 | CN1561569A Rotary electric motor having axially aligned stator poles and/or rotor poles |
| 01/05/2005 | CN1561568A Rotary electric motor having controller and power supply integrated therein |
| 01/05/2005 | CN1183650C Polyphase transverse flux motor and its manufacturing method |
| 01/05/2005 | CN1183645C Rotor of permanent magnet type rotary motor |
| 01/05/2005 | CN1183644C Motor vehicle alternator rotor with interposed permanent magnets |
| 01/05/2005 | CN1183266C Thermally conductive spindle motor support shaft, spindle motor assembly and disc storage |
| 01/04/2005 | US6838798 Permanent magnet type rotating electric machine |
| 01/04/2005 | US6838794 Bearing assembly with electric power generator |
| 12/30/2004 | US20040263012 Electrical machines, especially engines excited by permanent magnets |
| 12/30/2004 | DE20308665U1 Innenläufer-Elektromotor Internal-rotor electric motor |
| 12/30/2004 | DE10324664A1 Rollen und Rollenmotoren Rollers and roller motors |
| 12/30/2004 | DE102004026453A1 Electric machine with magnetically soft core, includes secondary part having sequence of mutually displaceable permanent magnets |
| 12/29/2004 | WO2004114501A1 Three-phase synchronous reluctance motor |
| 12/29/2004 | EP1492216A1 Motor |
| 12/29/2004 | EP1492215A1 DC brushless vibration motor |
| 12/29/2004 | EP1490953A1 Rotary electric motor having concentric annular members |
| 12/29/2004 | EP1490952A1 Electric motor having magnetically isolated stator and rotor groups |
| 12/29/2004 | EP1490951A1 Electrical rotating machine having two rotors driven by means of compound current |
| 12/29/2004 | CN2667788Y Stator jaw pole structure for speed reducing jaw pole type permanent magnet synchronous motor |
| 12/29/2004 | CN1559100A Electric motor |
| 12/29/2004 | CN1558537A A permanent magnetic synchronous motor |
| 12/29/2004 | CA2620650A1 Motors for electrical submersible pumps |
| 12/28/2004 | US6836045 Electrical motor |
| 12/28/2004 | US6836044 Permanent magnet type rotary electric device |
| 12/28/2004 | US6836040 Spindle motor using hydraulic bearing and disk drive on which spindle motor is mounted |
| 12/28/2004 | US6836039 Brushless vibration motor |
| 12/23/2004 | WO2004112222A1 Electrical machine having a cooling system |
| 12/23/2004 | WO2004112221A1 Method and apparatus for controlling an electric machine |
| 12/23/2004 | WO2004112220A1 Electric machine |
| 12/23/2004 | WO2004112218A2 Improved axial flux motor with active flux shaping |
| 12/23/2004 | WO2004112217A2 Radial airgap, transverse flux motor |
| 12/23/2004 | US20040258469 Magnetically controlled rod-assembly |
| 12/23/2004 | US20040256939 Rotor of line start permanent magnet motor and manufacturing method thereof |
| 12/23/2004 | US20040256938 Alternating current generator |
| 12/23/2004 | CA2529368A1 Radial airgap, transverse flux motor |
| 12/23/2004 | CA2527714A1 Method and apparatus for controlling an electric machine |
| 12/22/2004 | EP1489734A2 Drive control system |
| 12/22/2004 | EP1488495A1 Electric motor integrated in a vehicle wheel |
| 12/22/2004 | CN2666018Y Ultra-low speed rotary generator |
| 12/22/2004 | CN1181606C Inner rotor motor and magnetic disc using same |
| 12/22/2004 | CN1181605C Brushless motor |
| 12/21/2004 | USRE38673 Disk storage device having a hub sealing member feature |
| 12/21/2004 | US6834114 Multifunction acoustic device |
| 12/21/2004 | US6833649 Electric rotary machine |
| 12/21/2004 | US6833647 Discoid machine |
| 12/21/2004 | US6833646 Hybrid car and dynamo-electric machine |
| 12/21/2004 | US6833645 Micro-electromechanical voltage converter |
| 12/16/2004 | WO2004108579A1 Hoist and motor for elevator |
| 12/16/2004 | WO2004108306A1 Vibration generator and electronic apparatus |
| 12/16/2004 | WO2004064223B1 Flat rotary electric generator |
| 12/16/2004 | WO2004047255A3 Axial flux motor assembly |
| 12/16/2004 | US20040251768 Electric motor |
| 12/16/2004 | US20040251767 Axial flux electromotive generator having rotor magnets and shaped core assembly |
| 12/16/2004 | US20040251765 Method and apparatus for controlling an electric machine |
| 12/16/2004 | US20040251764 Travelling field synchronous ac motor |
| 12/16/2004 | US20040251762 Magneto generator for self-powered apparatuses |
| 12/16/2004 | US20040251761 Radial airgap, transverse flux motor |
| 12/16/2004 | US20040251759 Radial airgap, transverse flux motor |
| 12/16/2004 | DE10322474A1 Elektrische Maschine in Axialflussbauweise Electric machine in Axialflussbauweise |
| 12/16/2004 | DE102004025660A1 Linear motor structure using permanent magnet, with N-magnet pole width increased at one side of magnetic yoke, with increased distance from stator, with S-magnet pole width increased at one side of S-pole magnetic yoke |
| 12/16/2004 | DE102004001151A1 Spindelmotor und Mobilkommunikationssystem mit einem Spindelmotor Spindle motor and mobile communication system with a spindle motor |
| 12/15/2004 | EP1487085A1 Permanent magnet generator |
| 12/15/2004 | CN2664274Y Split type permanent magnet synchronous motor with embedded position sensor |
| 12/15/2004 | CN2664273Y Flame-proof type permanent-magnet three-phase asynchronous motor |
| 12/15/2004 | CN1555121A Co-wheel driven rim machine shwll motor generator |
| 12/15/2004 | CN1555120A Co-wheel driven rim type machine shell motor generation |
| 12/15/2004 | CN1180434C Disk device |
| 12/14/2004 | US6831812 Method of manufacturing a thrust plate, method of manufacturing a shaft for a hydrodynamic bearing, hydrodynamic bearing, spindle moto |
| 12/14/2004 | US6831446 Power generator, timepiece and electronic device having the same, and cogging torque adjustment method for the same |