| Patents for H02K 1 - Details of the magnetic circuit (44,776) |
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| 03/16/1999 | US5881448 Method for making permanent magnet rotor |
| 03/16/1999 | US5881447 Method of making a permanent magnet rotor |
| 03/16/1999 | US5881446 Method of manufacturing an electric rotating machine |
| 03/16/1999 | CA2246951A1 Brushless dc motor using permanent magnet |
| 03/11/1999 | WO1999012248A1 An electric motor rotor |
| 03/11/1999 | WO1999012246A1 Electric motor |
| 03/10/1999 | EP0901214A2 Magnets containing-type alternating-current motor and method of designing the same |
| 03/10/1999 | CN2310416Y Capacitor starting asynchronous motor |
| 03/04/1999 | WO1999010972A1 Magnetic clutch system for cooling fan drive |
| 03/04/1999 | WO1999010962A1 Electric machine with a rotor constructed of permanent magnets and magnetic flux guides |
| 03/04/1999 | DE19839784A1 Synchronous motor with permanent magnets on inside of movable part |
| 03/04/1999 | DE19832390A1 Transverse flux electrical machine e.g. for vehicle generator and wind generator |
| 03/04/1999 | DE19737752A1 Elektromotor Electric motor |
| 03/04/1999 | DE19737391A1 Elektrische Maschine, deren Rotor aus Dauermagneten und Magnetfluß-Leitstücken aufgebaut ist Electrical machine whose rotor is constructed of permanent magnets and magnetic flux conducting pieces |
| 03/04/1999 | DE19737163A1 Electric squirrel-motor cage rotor manufacture |
| 03/04/1999 | CA2302238A1 Magnetic clutch system for cooling fan drive |
| 03/03/1999 | EP0899858A1 Magnetic clutch system for cooling fan drive |
| 03/03/1999 | EP0899856A2 Turbogenerator |
| 03/03/1999 | EP0899049A1 Unified junction structure of rare-earth magnet and metal material and the jointing method |
| 03/03/1999 | EP0898803A1 A coiled rotor cover for an electric motor |
| 03/03/1999 | EP0797862B1 Electric machine, in particular generator for vehicles, comprising a tangential path for clamping an end of the excitation winding |
| 03/03/1999 | CN2309663Y High-efficiency rare-earth permanent-magnetic brushless dc electric machine |
| 03/03/1999 | CN1209674A Turbine generator |
| 03/03/1999 | CN1209508A Reciprocating compressor |
| 03/02/1999 | US5877918 Disk driving device with hub flange secured between yoke and drive magnet |
| 03/02/1999 | US5877578 Rotor disc construction for use in an electrical machine |
| 03/02/1999 | US5877574 Dynamoelectric machine |
| 03/02/1999 | US5877572 Reduced noise reluctance machine |
| 03/02/1999 | US5877567 Brushless motor having lubrication oil gaps and a core with radially projecting poles |
| 03/02/1999 | US5876518 R-T-B-based, permanent magnet, method for producing same, and permanent magnet-type motor and actuator comprising same |
| 02/25/1999 | WO1999009645A1 Separately excited electric machine |
| 02/25/1999 | DE19838157A1 Salient pole rotor for electric motor |
| 02/25/1999 | DE19826229A1 Elektromotorische Antriebseinrichtung für ein Schiff Electromotive drive device for a ship |
| 02/25/1999 | DE19736710A1 Rotor for dynamo=electric machine |
| 02/24/1999 | EP0898354A1 Motor with rotor and stator core paired interlocks and forming method therefor |
| 02/24/1999 | EP0898287A2 Hard magnetic alloy having supercooled liquid region, sintered or cast product thereof and applications |
| 02/24/1999 | CN2309011Y Thin-shape double-output brushless generator |
| 02/24/1999 | CN2309008Y Three phase a.c. magnetor |
| 02/24/1999 | CN1208985A Alternator for vehicle |
| 02/24/1999 | CN1208984A Electric motor |
| 02/23/1999 | US5874796 Permanent magnet D.C. motor having a radially-disposed working flux gap |
| 02/23/1999 | US5874794 Method for securing magnets to a permanent magnet motor shell and a motor made therefrom |
| 02/23/1999 | US5873710 Motor spacer for hermetic motor-compressor |
| 02/18/1999 | WO1999008365A1 Rotor for an electrical machine |
| 02/18/1999 | WO1999008364A1 Capacitor motor |
| 02/18/1999 | WO1999008363A1 Dynamo electric machines and stators for use in same |
| 02/18/1999 | CA2299721A1 Dynamo electric machines and stators for use in same |
| 02/17/1999 | EP0897212A2 Series motor |
| 02/17/1999 | CN2308207Y Brushless D. C. motor |
| 02/17/1999 | CN2308205Y Circular-ring type permanent-magnet alternator |
| 02/17/1999 | CN2308200Y 电动机定子 Motor stator |
| 02/17/1999 | CN1208509A Induction motor and its rotor |
| 02/17/1999 | CN1208277A Alternator for vehicle |
| 02/11/1999 | WO1999007057A1 Spindle motor for hard disks with cup-shaped sleeve |
| 02/11/1999 | WO1998049763A3 Magnetically-positioned x-y stage having six-degrees of freedom |
| 02/11/1999 | DE19733616A1 Coil winding method for annular core of three-phase electric motor pole |
| 02/10/1999 | EP0895668A1 Rotor and method for producing same |
| 02/10/1999 | EP0895665A1 Thin film electric motors and method of manufacture |
| 02/10/1999 | CN2307397Y 马达转子 Motor rotor |
| 02/10/1999 | CN2307393Y Rare earth magneto generator |
| 02/10/1999 | CN2307392Y Polepiece of brushless dc motor stator base |
| 02/09/1999 | US5869913 Electric motor using permanent field magnets |
| 02/09/1999 | US5869912 Direct-cooled dynamoelectric machine stator core with enhanced heat transfer capability |
| 02/04/1999 | WO1999005773A1 Electrical machine |
| 02/04/1999 | WO1999005769A1 Claw pole motor |
| 02/04/1999 | WO1999005024A1 Electromotive gondola or ship drive system with cooling device |
| 02/04/1999 | WO1999005023A1 Electric motor pod drive system for a vessel with a cooling device |
| 02/04/1999 | DE19733565A1 Spindelmotor für Festplatten mit topfförmiger Hülse Spindle motor for hard drives with cup-shaped sleeve |
| 02/04/1999 | DE19733003A1 Automobile windscreen wiper motor |
| 02/03/1999 | EP0895335A2 Shear-spinning of rotors for magneto-generators |
| 02/03/1999 | EP0895334A2 Electric rotating machine having radially outwardly extending bulge on yoke |
| 02/03/1999 | EP0801837A4 Light weight genset |
| 02/03/1999 | CN1207215A Low cost multi-pole motor constructions and methods of manufacture |
| 02/03/1999 | CN1041983C Miniature motor |
| 02/02/1999 | US5866961 Motor structure |
| 02/02/1999 | US5866959 Cooling arrangements for rotating electrical machines |
| 01/28/1999 | DE19728172A1 Elektrische Maschine mit weichmagnetischen Zähnen und Verfahren zu ihrer Herstellung Electrical machine with soft magnetic teeth and processes for their preparation |
| 01/28/1999 | CA2242825A1 Shear-spinning of rotors for magneto-generators |
| 01/27/1999 | EP0893873A1 Method of securing magnets of revolving electric machine |
| 01/27/1999 | EP0893871A2 Direct-cooled dynamoelectric machine stator core with enhanced heat transfer capability |
| 01/27/1999 | EP0655823B1 Method of driving a brushless dc motor |
| 01/27/1999 | CN2305801Y 薄式马达 Thin motors |
| 01/27/1999 | CN1206513A Stator for electrical machine |
| 01/27/1999 | CN1206238A DC motor with two matched magnetic wheels |
| 01/27/1999 | CN1206236A Method of securing magnets of revolving electric machine |
| 01/26/1999 | US5864196 Magnetization is sped up when the rotor is rotated by a rotating magnetic field from a stator |
| 01/26/1999 | US5864193 Electric rotating machine having improved insulation for an armature coil |
| 01/26/1999 | US5864191 Efficient permanent magnet rotor for brushless motor |
| 01/26/1999 | US5864189 Yoke arrangement for an electric motor having an improved mechanical strength |
| 01/21/1999 | WO1999003190A1 Ac generator for vehicle |
| 01/21/1999 | WO1999003188A1 Brushless dc permanent magnet motors for traction drive systems |
| 01/21/1999 | WO1999003187A1 Synchronous alternator for use in a wind power plant and wind power plant |
| 01/21/1999 | DE19729034A1 Synchrongenerator zum Einsatz bei Windenergieanlagen sowie Windenergieanlage Synchronous generator for use in wind turbines and wind turbine |
| 01/20/1999 | EP0808526B1 An energy storage and conversion apparatus |
| 01/19/1999 | US5861700 Rotor for an induction motor |
| 01/19/1999 | US5861699 Electric machine, in particular electric motor |
| 01/19/1999 | US5861696 Methods and apparatus for improved DC motors and magnetic clutches |
| 01/19/1999 | US5861695 Composite inductor for electric rotary machines comprising sintered permanent magnets coated with a ferromagnetic binder |
| 01/19/1999 | US5861694 Field retaining mechanism for a permanent magnet D.C. motor |
| 01/19/1999 | US5861693 Permanent magnet having high bhmax (b=magnetic flux density, h=magnetic coercive force) with duplex structure: inner layer cobalt-iron-yttrium and outer layer iron-neodymium-boron; energy efficiency |