| Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217) |
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| 12/25/2008 | US20080315819 Parallel Multiplex Matrix Converter |
| 12/25/2008 | US20080315814 Motor Control Device, Motored Vehicle Equipped Therewith, and Method of Controlling a Motor |
| 12/25/2008 | US20080315813 Control Apparatus for Motor |
| 12/25/2008 | US20080315804 Load drive control circuit |
| 12/24/2008 | EP2006998A2 Load drive control circuit |
| 12/24/2008 | EP2005561A2 Drive and evaluation unit |
| 12/24/2008 | DE19918907B4 Schaltvorrichtung Switching device |
| 12/24/2008 | DE102007027902A1 Batteriepack mit Umschaltung für Hochstrombetrieb Battery pack with switching for high current operation |
| 12/24/2008 | CN101331675A Motor drive device and electric equipment using this |
| 12/24/2008 | CN101330266A 负载驱动控制电路 A load drive control circuit |
| 12/23/2008 | US7468595 System and method of controlling the start-up of an adjustable speed motor drive based sinusoidal output power conditioner |
| 12/18/2008 | US20080310967 Intelligent air moving apparatus |
| 12/18/2008 | US20080309205 Clean engine |
| 12/18/2008 | DE4401664B4 Bohrhammer mit einer elektronischen Regeleinrichtung und einem Betriebsartenschalter Rotary hammer with an electronic control device and a mode switch |
| 12/17/2008 | CN101326709A Device for supplying pulse width-modulated output pulses for the motor of a fan |
| 12/16/2008 | US7466096 Intelligent wiper system and control method thereof |
| 12/16/2008 | US7466095 Voice coil motor control system and method using pulse width modulation |
| 12/16/2008 | US7465610 Method for operating an H-bridge drive utilizing a pair of high and low side MOSFETS |
| 12/11/2008 | WO2008150334A1 Electronically commutated motor and control system employing phase angle control of phase current |
| 12/11/2008 | US20080304815 Brushless motor control circuit assembly for ceiling fan |
| 12/11/2008 | US20080303466 Fan system containing fan control apparatus and fan control method |
| 12/11/2008 | US20080303461 Method and Apparatus for Detecting Blocking of a Direct Current Motor |
| 12/11/2008 | DE4413750B4 Fadenspeicher- und -liefervorrichtung Thread storage and delivery |
| 12/11/2008 | DE102007028083A1 Electronically commutated three-phase direct current motor, has diode connected parallel to inductor, and capacitor connected to output side with series connection of impedance and receiving ripple currents from motor |
| 12/10/2008 | EP2001119A1 Control circuit for a DC motor |
| 12/10/2008 | CN201163759Y Motor driving circuit of printer |
| 12/10/2008 | CN201163758Y AC/DC electric motor of portable bag sewing machine for automobile |
| 12/10/2008 | CN100442653C Driving control apparatus for motion mechanism and control method of driving control apparatus |
| 12/10/2008 | CN100442651C Motor drive circuit |
| 12/10/2008 | CN100442622C Over current protective amperage control for battery of electric tool |
| 12/10/2008 | CN100442480C Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer |
| 12/10/2008 | CN100442187C Device for changing delivered fluid pressure of spray scrubber |
| 12/10/2008 | CN100441867C Apparatus and method for controlling operation of compressor |
| 12/04/2008 | WO2008005659A3 Robotic follow system and method |
| 12/04/2008 | US20080298785 Method and system for operating a motor to reduce noise in an electric vehicle |
| 12/04/2008 | US20080298784 Method of Sensing Speed of Electric Motors and Generators |
| 12/04/2008 | US20080297086 Cleaner and method for driving the same |
| 12/04/2008 | US20080296976 Power system with multiple generator units |
| 12/04/2008 | DE19957713B4 Hydraulisch betätigtes Bremssystem A hydraulically operated brake system |
| 12/04/2008 | DE102008022661A1 Motor- Steuerungs- Verfahren und Vorrichtung dafür Motor control method and apparatus therefor |
| 12/03/2008 | CN201160266Y DC motor drive device with power supply from secondary lithium battery pack |
| 12/03/2008 | CN201160264Y Recoil voltage restraint circuit |
| 12/03/2008 | CN101316090A Integration type optoelectronic controlled silicon coupler |
| 12/03/2008 | CN101316089A Driving circuit of DC brushless motor |
| 12/03/2008 | CN100440718C Speed regulating fan system with fault-tolerant capacity |
| 12/03/2008 | CN100440698C Current control apparatus for electric load |
| 12/02/2008 | US7460350 Selective potting for controlled failure and electronic devices employing the same |
| 11/27/2008 | US20080292292 Device and method for controlling brushless dc electric machine |
| 11/27/2008 | US20080292291 Motor control method and device thereof |
| 11/27/2008 | US20080292290 Motor control method and apparatus thereof |
| 11/27/2008 | US20080290828 System and method for detecting a stalled motor |
| 11/27/2008 | DE10340400B4 Verfahren und Vorrichtung zur Dämpfung von niederfrequenten Lastschwingungen bei einem geregelten Antrieb Method and apparatus for damping low-frequency vibrations with a load-controlled drive |
| 11/27/2008 | DE102007024634A1 Steuerung, Modul und Lüfteranordnung Control module and fan assembly |
| 11/27/2008 | DE102007019408B3 Kraftschrauber Power wrench |
| 11/26/2008 | EP1064717B1 Method and circuit for measuring the rotation speed of electronically switched fans |
| 11/26/2008 | CN201156715Y Hauler motor control system |
| 11/26/2008 | CN201156714Y Non-reversible DC motor modular controller |
| 11/26/2008 | CN201156713Y DC motor controller of running machine |
| 11/26/2008 | CN100438313C Failure detecting device for a load driving system |
| 11/26/2008 | CN100438312C Method and arrangement for control of direct current motor |
| 11/26/2008 | CN100438311C Power tool trigger control |
| 11/26/2008 | CN100438310C Drive and brake modes of micro motor in a portable type electronic product |
| 11/26/2008 | CN100438288C Method for raizing drive circuit reliability and large power drive circuit |
| 11/26/2008 | CN100435765C Control system of imbedded type intelligent wheel chair and its method |
| 11/25/2008 | US7456531 Switching device, generator-motor apparatus using switching device, drive system including generator-motor apparatus, and computer-readable recording medium on which a program for directing computer to perform control of generator-motor apparatus is recorded |
| 11/25/2008 | CA2630893A1 Method for regulating voltage or current in an rlc filter, recording medium and vehicles for said method |
| 11/20/2008 | WO2008138663A1 Method and device for limiting motor current |
| 11/20/2008 | WO2008138454A2 Electric drive |
| 11/20/2008 | US20080286088 Fan system and motor control circuit |
| 11/20/2008 | DE102008022497A1 Laststeuervorrichtung und zugehöriges Verfahren zur Verarbeitung eines Diagnosesignals Load control device and associated method for processing a diagnostic signal |
| 11/20/2008 | DE102007021632A1 Elektrischer Antrieb Electric drive |
| 11/20/2008 | CA2682980A1 Electric drive |
| 11/19/2008 | EP1992064A2 Cordless power tool having multi-speed transmission and constant speed in light torque range |
| 11/19/2008 | EP1853332B1 A method for ensuring constant speed of a motor in an injection device |
| 11/19/2008 | EP1766770B1 Quenching device for a converter bridge with line regeneration |
| 11/19/2008 | CN201153245Y Series machine control assembly |
| 11/19/2008 | CN101306715A Foot-controlled intellectualized electric assisted bicycle |
| 11/19/2008 | CN100435475C Motor driving apparatus |
| 11/19/2008 | CN100435468C Fan control device and method |
| 11/18/2008 | US7454127 Multi-speed motor system combining at least a one speed electric motor, series resistor and power switches |
| 11/18/2008 | US7453231 Electric vehicle control device |
| 11/18/2008 | US7453224 Sensing mechanical transitions from current of motor driving hydraulic pump or other mechanism |
| 11/18/2008 | US7453223 Method for active compensation of oscillations in a machine which processes printing material, and a machine which processes printing material |
| 11/18/2008 | US7453222 Sun roof drive device |
| 11/13/2008 | WO2008135605A1 System and method for control of pitch for wind turbines |
| 11/13/2008 | WO2008135138A1 Method and device for determining the motor constant of an electric motor |
| 11/13/2008 | US20080278104 Control circuit of sensorless motor and control method thereof |
| 11/13/2008 | DE19915877B4 Verfahren und Vorrichtung zur Regelung der Drehzahl eines Gleichstrom-Kommutatormotors Method and apparatus for controlling the speed of a direct current commutator motor |
| 11/13/2008 | DE102007019409B3 Kraftschrauber Power wrench |
| 11/12/2008 | EP1990307A2 A DC motor structure for hoist machine |
| 11/12/2008 | EP1590883B1 Dc/dc bridge for controlling a direct-current load |
| 11/12/2008 | CN201150042Y Magnetic trigger detecting device |
| 11/12/2008 | CN101304229A Driving device for electric machine |
| 11/12/2008 | CN100433535C DC electric machine position control method |
| 11/11/2008 | US7449851 Arrangement for automatically influencing a mains supply and motor drive therefor |
| 11/11/2008 | US7449849 Motor control circuit and method thereof |
| 11/06/2008 | WO2008133426A1 Brushless motor apparatus |
| 11/06/2008 | US20080273865 Noise suppresion suppression for hall sensor arrangements |
| 11/06/2008 | US20080272720 Accurate motor speed control |
| 11/05/2008 | EP1766771B1 Quenching device for a converter bridge with line regeneration |