| Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141) |
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| 05/11/1999 | US5903118 Disc rotor air cooled D.C. motor |
| 05/11/1999 | US5903084 Rotor for dynamo-electric machine |
| 05/11/1999 | US5903083 Rotary electric machine having lundell type pole core |
| 05/11/1999 | US5903082 Electric motor or generator having laminated amorphous metal core |
| 05/11/1999 | US5903079 Rotor of rotating equipment |
| 05/11/1999 | US5903078 Rotary polygon mirror motor |
| 05/06/1999 | WO1999022435A1 An electric motor rotor with permanent magnets |
| 05/06/1999 | EP0913914A1 Double excitation electrical machine, in particular an alternator for a motor vehicle |
| 05/06/1999 | EP0913911A2 Single direction single phase synchronous motor |
| 05/05/1999 | CN2317576Y Rare earth permanent-magnet multiring synchronous motor |
| 05/05/1999 | CN1216173A Dynamo-electric machine and generator and motor wherein the machine is used |
| 05/04/1999 | US5900722 For producing a signal simulating a desired ac waveform |
| 05/04/1999 | US5899673 Helical flow compressor/turbine permanent magnet motor/generator |
| 05/04/1999 | US5898988 Method of making a brushless motor with inside mounted single bearing |
| 04/29/1999 | DE19747289A1 Stepping motor for indicator device e.g. combined instrument for motor vehicle |
| 04/28/1999 | EP0911946A2 Integral motor and control |
| 04/28/1999 | EP0911945A2 Integral motor and control |
| 04/28/1999 | CN1215241A Double-activation motor, especially ac generator for car |
| 04/27/1999 | US5898247 Electric motor having a spherical bearing |
| 04/22/1999 | WO1999019964A1 Improved electrical alternator |
| 04/22/1999 | WO1999019962A1 Generators and transformers with toroidally wound stator winding |
| 04/22/1999 | WO1999019961A1 Brushless synchronous rotary electrical machine |
| 04/21/1999 | EP0910154A1 Reluctance motor |
| 04/21/1999 | EP0910080A2 A spindle motor and motor bearing seal therefor |
| 04/21/1999 | EP0909477A1 Electronically commutated motor for direct drive of washing machine drum |
| 04/21/1999 | CN2315743Y Radio adapter for mobile telephone |
| 04/21/1999 | CN2315712Y New permanent magnetic hand generator |
| 04/21/1999 | CN2315711Y Permanent magnetic AC generator |
| 04/21/1999 | CN1214809A Double-salient permanent-magnet machine |
| 04/21/1999 | CN1214565A Flux steering motor, especially AC generator of vehicle |
| 04/20/1999 | US5894902 Self-propelled wheel for wheeled vehicles |
| 04/20/1999 | US5894746 Drive device for a front-loading washing machine |
| 04/14/1999 | EP0909010A1 Electrical machine with flux commutation, particularly alternator for vehicle |
| 04/14/1999 | EP0909009A1 Brushless DC motor using permanent magnet |
| 04/14/1999 | CN1214155A Axial pole motor |
| 04/14/1999 | CN1213882A Brushless DC motor using permanent magnet |
| 04/08/1999 | WO1999017431A1 Reluctance motor |
| 04/08/1999 | WO1999017424A1 Rotating electric machine with magnetic circuit |
| 04/08/1999 | WO1999017421A1 Alternator with mechnically adjustable output |
| 04/08/1999 | DE19757395A1 Process for making electromagnetically-controlled bearing of brushless DC motor |
| 04/08/1999 | CA2305417A1 Rotating electric machine with magnetic circuit |
| 04/07/1999 | CN1213210A Coil connecting structure in outer rotor-type multi-pole generator |
| 04/07/1999 | CN1213208A Permanent magnet electric motor |
| 04/07/1999 | CN1213207A Permanent magnet rotor type electric motor |
| 04/07/1999 | CN1213048A Method for fabricating electromagnet control bearing and brushless DC motor using the same |
| 04/06/1999 | US5892311 Induction generator having a pair of magnetic poles of the same polarity opposed to each other with respect to a rotation shaft |
| 04/06/1999 | US5892307 Brushless DC motor |
| 04/06/1999 | CA2117719C Outer rotor type brushless dc motor |
| 04/06/1999 | CA2005530C Integrated electronically commutated motor and control circuit assembly |
| 03/31/1999 | EP0905867A2 Motive power generating apparatus utilizing energy of permanent magnet |
| 03/31/1999 | EP0905865A2 Method of assembling magnetic disk driving motor |
| 03/31/1999 | EP0905860A2 Coil connecting structure in outer rotor-type multi-pole generator |
| 03/31/1999 | EP0905858A1 Permanent magnet rotor type electric motor |
| 03/31/1999 | EP0904630A1 Method for producing a micromotor |
| 03/30/1999 | USRE36168 Brushless DC drive motor with external rotor for use in disc drives and like devices |
| 03/30/1999 | US5889346 Rotor for synchronous motor |
| 03/25/1999 | DE19743380C1 Energy conversion reluctance motor |
| 03/24/1999 | EP0903001A1 Interlocking segmented coil array |
| 03/24/1999 | EP0903000A1 Claw-pole machine |
| 03/24/1999 | CN1212086A Homopolar induction generator |
| 03/24/1999 | CN1211847A Motor |
| 03/23/1999 | US5886504 Throttle controlled generator system |
| 03/23/1999 | US5886450 Toroidal electrical motor/generator |
| 03/23/1999 | US5886449 Electrical machine |
| 03/23/1999 | US5886442 Magnetic attraction driving engine using permanent magnet |
| 03/23/1999 | US5886441 Rotor for synchronous motor |
| 03/23/1999 | US5886440 Electric motor with plural rotor portions having pole members of different widths |
| 03/18/1999 | WO1999013558A1 A brushless d.c. motor |
| 03/18/1999 | WO1999013556A1 Permanent magnet synchronous motor |
| 03/17/1999 | EP0901710A1 A self-starting brushless electric motor |
| 03/17/1999 | CN1211101A Method of mounting permanent magnet |
| 03/17/1999 | CN1211100A Rotor for permanent magnet excited, high-speed electric rotary machine, manufacturing method of the same and electric rotary machine including the same |
| 03/16/1999 | US5881447 Method of making a permanent magnet rotor |
| 03/16/1999 | CA2246951A1 Brushless dc motor using permanent magnet |
| 03/10/1999 | EP0901214A2 Magnets containing-type alternating-current motor and method of designing the same |
| 03/10/1999 | CN1210631A Generator |
| 03/10/1999 | CN1210630A Drive arrangement with electromagnetic bearing means and elastically pivotable centering element |
| 03/10/1999 | CN1210387A Brushless DC motor for disc drive |
| 03/10/1999 | CN1210211A Bearing system and brushless DC motor using such system |
| 03/09/1999 | US5880904 Disk drive having a thickness equal to an IC memory card |
| 03/09/1999 | US5880551 Polyphase motor, particularly for driving an indicator needle |
| 03/09/1999 | US5880544 Flywheel-type power storage device |
| 03/04/1999 | DE19832390A1 Transverse flux electrical machine e.g. for vehicle generator and wind generator |
| 03/02/1999 | US5877916 Disk storage device with stator-rotor positioning providing improved spindle torque and acceleration |
| 03/02/1999 | US5877567 Brushless motor having lubrication oil gaps and a core with radially projecting poles |
| 02/25/1999 | WO1999009638A1 Compact hybrid electrical machine |
| 02/24/1999 | EP0898353A1 Generator-set |
| 02/24/1999 | CN2309008Y Three phase a.c. magnetor |
| 02/23/1999 | US5875069 Magnetic storage device |
| 02/23/1999 | US5874797 Permanent magnet generator providing alternating current which has a selected frequency |
| 02/23/1999 | US5874796 Permanent magnet D.C. motor having a radially-disposed working flux gap |
| 02/23/1999 | US5874792 Bicycle generator |
| 02/18/1999 | WO1999008365A1 Rotor for an electrical machine |
| 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 | CN2308205Y Circular-ring type permanent-magnet alternator |
| 02/16/1999 | US5872409 Bearing system and brushless DC motor using such system |
| 02/16/1999 | US5871588 Programmable ultraclean electromagnetic substrate rotation apparatus and method for microelectronics manufacturing equipment |
| 02/10/1999 | EP0896415A1 Dynamo-electric machine and generator and motor wherein the machine is used |
| 02/10/1999 | EP0896163A1 Hydraulic dynamic bearing and spindle motor having the bearing and rotary assembly provided with the spindle motor |