| Patents for H02K 37 - Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors (3,591) |
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| 06/11/2009 | US20090146511 Permanent-magnet-less synchronous reluctance system |
| 06/10/2009 | CN101453154A Motor |
| 06/10/2009 | CN100499324C Stepping motor and method of manufacturing the same |
| 06/04/2009 | WO2009069383A1 Motor |
| 06/04/2009 | US20090142208 Motor and pump assembly having improved sealing characteristics |
| 06/04/2009 | US20090140584 Motor |
| 06/03/2009 | CN100495873C Electromagnetic actuator |
| 06/03/2009 | CN100495872C Step motor |
| 06/03/2009 | CN100495871C Step motor |
| 05/28/2009 | US20090134723 Electric motor device |
| 05/27/2009 | EP2061998A2 High capacity chiller compressor |
| 05/26/2009 | US7538460 Integrated resolver for high pole count motors |
| 05/20/2009 | CN101436814A Motor device |
| 05/19/2009 | US7535141 Motor with thrust bearing holder |
| 05/07/2009 | US20090115265 Motor for an aeronautical fan |
| 05/07/2009 | US20090115264 Rotating electric machine apparatus and method of assembly |
| 04/30/2009 | WO2007001800A3 Digital motor control system and method |
| 04/30/2009 | US20090108713 Outer Rotor Type Hybrid Stepping Motor |
| 04/30/2009 | US20090108712 Short-flux path motors / generators |
| 04/30/2009 | US20090108711 Hybrid stepping motor having high torque density |
| 04/29/2009 | CN101420164A Motor and driving device |
| 04/22/2009 | CN201226458Y Motor structure capable of reducing magnetic path interference |
| 04/22/2009 | CN100481678C Reluctance type rotating machine with permanent magnets |
| 04/15/2009 | CN100478727C Photographic camera focusing device for mobile phones |
| 04/14/2009 | US7518277 Electric motor |
| 04/14/2009 | US7518270 Accurate microstepping motor |
| 04/09/2009 | US20090091198 Flux-switching machine |
| 04/08/2009 | CN100477457C Fan motor |
| 04/08/2009 | CN100477455C Motor |
| 04/02/2009 | DE19933511B4 Schrittmotor zur stabilen Kontrolle der Lage eines angetriebenen Körpers Stepper motor for stable control of the position of a driven body |
| 04/01/2009 | CN101399485A Stepping motor |
| 03/31/2009 | US7511391 Electromagnetic actuator |
| 03/26/2009 | DE102005016178B4 Elektromagnetischer zweiphasiger Schrittmotor Electromagnetic two-phase stepper motor |
| 03/25/2009 | CN100472918C Electric motor |
| 03/19/2009 | WO2009033594A1 Thermal imaging camera comprising a cover plate |
| 03/19/2009 | US20090072676 Rotating electric machine having switched or variable reluctance with flux transverse to the axis of rotation |
| 03/19/2009 | US20090072675 Pulse motor |
| 03/19/2009 | US20090072674 Stepping Motor |
| 03/12/2009 | US20090066196 Stepping motor |
| 03/12/2009 | US20090066172 Magnetic motor |
| 03/11/2009 | CN100468927C Motor and optical apparatus |
| 03/05/2009 | US20090058233 Stepping motor |
| 03/04/2009 | CN101378221A Stepping motor |
| 02/26/2009 | WO2008156316A3 Stepping motor |
| 02/25/2009 | EP2027369A1 Electromotive device for operating gas exchange valves |
| 02/19/2009 | WO2009022366A2 Stepping motor member |
| 02/18/2009 | CN201197111Y Automobile instrument miniature stepping motor |
| 02/12/2009 | US20090039717 Toothed module for primary parts of permanent-magnet synchronous motors |
| 02/11/2009 | CN101364754A Motor stator construction and manufacturing method thereof |
| 02/10/2009 | US7489056 Method of bonding metallic members by plastic-flow bonding and plastic-flow bonded body |
| 01/28/2009 | CN101355290A Dual radial directions magnetic field reaction type straight-line rotating stepper motor |
| 01/28/2009 | CN101355267A Stator member and motor |
| 01/22/2009 | US20090021089 Motor and control unit thereof |
| 01/21/2009 | CN100454728C Motor |
| 01/20/2009 | US7479721 Motor |
| 01/15/2009 | WO2009006796A1 Stepping motor having a stator with distal paired auxiliary magnetic poles |
| 01/15/2009 | US20090015110 Armature, Motor and Compressor and Methods of Manufacturing the Same |
| 01/14/2009 | CN201181424Y Propulsion and mixture control stepping motor of liquid oxygen/coal oil liquid rocket engine |
| 01/14/2009 | CN100452620C Sealed structure motor and use method thereof |
| 01/14/2009 | CN100452615C Multi-pole electric motor and method of producing same |
| 01/08/2009 | US20090009011 Motor using magnetic normal force |
| 01/08/2009 | US20090009010 Low-Noise, High-Speed, High Precision and High-Thrust Flux Reversal Motor for Linear or Rotary Motion System |
| 01/08/2009 | DE102005054912B4 Linearstellantrieb Linear Actuator |
| 01/07/2009 | CN100449916C Stepping motor and drive device |
| 12/31/2008 | CN201174651Y Permanent magnet type linear stepping motor |
| 12/31/2008 | CN201174646Y Motor |
| 12/24/2008 | WO2008156316A2 Stepping motor |
| 12/23/2008 | US7468221 Microscopic batteries for MEMS systems |
| 12/17/2008 | CN201167280Y Step-by-step motor with prepressing components |
| 12/17/2008 | CN100444504C Exciting dynamo |
| 12/17/2008 | CN100444503C Brushless motor using vernier structure |
| 12/16/2008 | US7466057 Claw pole motor stator |
| 12/16/2008 | US7466044 Electro-magnetic circular engine |
| 12/11/2008 | US20080303374 Motor with rotor shaft and rotor magnet |
| 12/11/2008 | DE10327522B4 Weichmagnetische Legierung, Schrittmotor für eine elektrische Uhr mit einem Stator aus dieser weichmagnetischen Legierung sowie Quarzuhr Soft magnetic alloy, step motor for an electric clock with a stator from this soft magnetic alloy and quartz |
| 12/10/2008 | CN101320922A Stepping motor and rotor |
| 12/10/2008 | CN100442652C Stepping motor control apparatus |
| 12/09/2008 | US7462969 Electromagnetic actuator with external coils |
| 12/09/2008 | US7462419 Microscopic batteries for MEMS systems |
| 12/04/2008 | WO2008146944A1 Hybrid permanent magnet rotating electric machine |
| 12/04/2008 | WO2008146061A2 Electric power generating unit for powering the consumer grid or unit |
| 12/04/2008 | US20080297009 Stator member and motor |
| 12/04/2008 | DE102007059884A1 Schrittschaltmotor und Verfahren zur Herstellung desselben Stepping motor and method of manufacturing the same |
| 12/03/2008 | CN201160248Y Guide structure of step-by-step motor |
| 12/03/2008 | CN101316066A Motor |
| 12/02/2008 | US7459876 Motors and control methods thereof |
| 12/02/2008 | US7459822 Rotating electric machine having switched or variable reluctance with flux transverse to the axis of rotation |
| 12/02/2008 | US7459813 Magnet rotor and electromagnetically-driving device using the same, and optical apparatus with light quantity-control device |
| 11/26/2008 | CN101312320A 马达 Motor |
| 11/20/2008 | DE19747289B4 Verfahren zur Leiterplattenmontage eines Schrittmotors Method for PCB mounting a stepper motor |
| 11/19/2008 | CN201153238Y Step apparatus for magnet movement |
| 11/19/2008 | CN201153222Y Step motor pole |
| 11/13/2008 | WO2007134574A8 Electromotive device for operating gas exchange valves |
| 11/13/2008 | US20080278012 Vibration-generating stepping motor |
| 11/12/2008 | CN101304194A Stepping motor for generating vibration |
| 11/11/2008 | US7449805 Stepping motor and electronic apparatus |
| 11/04/2008 | US7446443 Electromagnetic-driving device and light quantity-control device incorporating the same |
| 11/04/2008 | US7446442 Stepping motor and drive device |
| 11/04/2008 | US7446441 Outer rotor type hybrid stepping motor |
| 10/30/2008 | WO2008002557A8 Magnetic motion apparatus |