| Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217) |
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| 09/05/2007 | CN101030751A Brushless DC motor controlling circuit |
| 09/05/2007 | CN101030750A DC motor control circuit |
| 09/05/2007 | CN101030749A Speed-changing motor controlling circuit of brushless DC |
| 09/05/2007 | CN100336298C Excitation circuit of controllable rectifying and pressure-regulating independently excited DC motor |
| 09/05/2007 | CN100336297C Motor controller |
| 09/05/2007 | CN100336296C Relay circuit for bi-directional DC motor |
| 09/04/2007 | US7265509 Electric power steering apparatus |
| 09/04/2007 | US7265506 Noise improved linear DC motor control systems and methods |
| 08/30/2007 | WO2007098227A2 Electronically commutated motor and control system |
| 08/30/2007 | WO2007097069A1 Printer and dc motor rotational speed controller |
| 08/30/2007 | US20070201843 Electric motor controller |
| 08/30/2007 | US20070201842 Switched Dc Electrical Machine |
| 08/30/2007 | US20070200522 Drive belt slip detection |
| 08/30/2007 | US20070200518 Fan control utilizing bi-directional communications |
| 08/30/2007 | US20070200517 Air fan rotation speed control method and structure thereof |
| 08/30/2007 | US20070200516 Control drive circuit for electric power tool |
| 08/30/2007 | US20070200515 Motor controlling device |
| 08/30/2007 | US20070199173 Windscreen Wiper Device, Particularly For A Motor Vehicle |
| 08/29/2007 | EP1683263B1 Method for operating a synchronous machine |
| 08/29/2007 | EP1071982B1 Apparatus and method for controlling an electric assist steering system |
| 08/29/2007 | CN200941596Y Governing signal inputting circuit of d.c. brush-less dynamo |
| 08/29/2007 | CN200941595Y PWM blower noice depressor and blower including the same |
| 08/29/2007 | CN200941594Y Stageless governing controller of autocar air conditioning fan |
| 08/29/2007 | CN101027835A Device for the incremental control of a direct-current motor for the cooling fan of a motor vehicle |
| 08/29/2007 | CN101026354A Brushless DC motor locking protection circuit |
| 08/29/2007 | CN101026353A Control method and device for increasing DC brushless motor speed |
| 08/28/2007 | US7263570 Method of providing an interface to a plurality of peripheral devices using bus adapter chips |
| 08/28/2007 | US7262572 System and method for providing a macro for a barrier operator |
| 08/23/2007 | US20070195480 Arrangement for operating an electrically adjustable item of furniture for sitting and/or lying upon |
| 08/23/2007 | US20070194736 Differential ripple detection method and system |
| 08/23/2007 | US20070194735 Windshield wiper de-ice function using HVAC switch position |
| 08/23/2007 | US20070194731 Motor drive method |
| 08/23/2007 | US20070194730 Motor drive device |
| 08/23/2007 | US20070194729 Systems and methods for driving a motor |
| 08/23/2007 | US20070194632 Linear motor |
| 08/23/2007 | DE20221764U1 Antriebsvorrichtung für eine Windkraftanlage mit elektrisch verstellbaren Flügeln Driving device for a wind turbine with electrically adjustable wings |
| 08/23/2007 | DE102006039097A1 Electric motor e.g. direct current motor, current measuring device for motor vehicle, has conductor path section electrically connected with input and output contacts, has and including voltage meter to measure voltage drop between points |
| 08/23/2007 | DE102006006881A1 Verfahren zum Betreiben eines Verstellantriebs mit einem impulsbreitenmodulierten Positioniersignal und Vorrichtung zur Durchführung des Verfahrens Method for operating an adjusting drive with a pulse-width-modulated positioning signal and device for carrying out the method |
| 08/22/2007 | CN2938565Y Device for controlling motor vibration by audio |
| 08/22/2007 | CN2938561Y DC motor controller |
| 08/22/2007 | CN1333516C Method and circuit arrangement for detecting communication impulses |
| 08/21/2007 | US7260319 Abnormality monitoring device for motor control system |
| 08/21/2007 | US7259533 Method of controlling motor drive speed |
| 08/16/2007 | WO2007090258A1 Method for applying preset torques to threaded fasteners and a power tool therefor |
| 08/16/2007 | US20070189739 Method & arrangement for commutating an electronically commutated motor |
| 08/16/2007 | US20070188121 Motor and drive control system thereof |
| 08/16/2007 | US20070188119 Control device integrated dynamo-electric machine |
| 08/16/2007 | US20070188117 Anomaly detection method and motor control device |
| 08/16/2007 | US20070186691 Rotation detection device |
| 08/15/2007 | EP1817842A1 Method for determining the charge of an electric drive motor |
| 08/15/2007 | EP1295386A4 Drive circuit for a brushless dc motor |
| 08/15/2007 | EP1219014A4 Minimization of motor torque ripple due to unbalanced conditions |
| 08/15/2007 | CN2935623Y 马达控制器 Motor controller |
| 08/15/2007 | CN2935622Y Casing of structure improved motor start, protector |
| 08/15/2007 | CN1332495C Method for equilibrium running of motor |
| 08/15/2007 | CN101018035A Energy storage circuit for DC motor |
| 08/14/2007 | US7256563 Method and device for the sensor reduced regulation of a permanent magnet excited synchronous machine |
| 08/14/2007 | US7256562 Control circuit for a cooling fan |
| 08/09/2007 | US20070182350 Method and apparatus for controlling an electric motor |
| 08/09/2007 | US20070182349 Vehicular generator-motor control apparatus |
| 08/08/2007 | EP1292753B1 Method for determining the rotational position of the drive shaft of a direct current motor |
| 08/08/2007 | CN1331304C Driving unit |
| 08/08/2007 | CN101013872A Quick current-sensing device for motor control |
| 08/07/2007 | US7253573 Power source for a hybrid vehicle |
| 08/02/2007 | WO2007002180A3 Powered surgical tool with control module that contains a sensor for remotely monitoring the tool power generating unit |
| 08/02/2007 | US20070177447 Memory Having a Layer with Electrical Conductivity Anisotropy |
| 08/02/2007 | US20070176570 Inverter loop latch with integrated ac detection reset |
| 08/02/2007 | US20070176569 System and method for establishing spindle motor current during cold temperature operation of HDD |
| 08/02/2007 | US20070176568 System and method for determining angular position and controlling rotor orientation |
| 08/02/2007 | US20070176567 Brushless motor drive control circuit and brushless motor device using the same |
| 08/01/2007 | EP1813729A1 Rotation control device and construction machine |
| 08/01/2007 | EP1813728A1 Swing control device and construction machinery |
| 08/01/2007 | CN1330087C Damping control in a three-phase motor with a single current sensor |
| 08/01/2007 | CN1330086C Electric motor drive apparatus and motor-driven power steering system |
| 07/31/2007 | US7250733 Circuit arrangement and method for controlling a brushless, permanently excited direct current motor |
| 07/26/2007 | WO2007084911A2 System and method for determining angular position and controlling rotor orientation |
| 07/26/2007 | US20070170880 Control systems and methods for starting permanent magnet rotating machines |
| 07/26/2007 | US20070170879 Method of controlling the speed of an electric motor |
| 07/26/2007 | US20070170878 Reduced hardware control circuit device, with current loop for broad band hard disk drive applications |
| 07/25/2007 | EP1810396A1 A drive mechanism for elevating and lowering a tabletop |
| 07/25/2007 | CN101006638A Fan motor drive device and cooler |
| 07/25/2007 | CN101006237A Automotive universal latch control |
| 07/24/2007 | US7248276 Image-forming device |
| 07/24/2007 | US7248007 Control system to monitor the functioning of an electromechanical drive in a vehicle |
| 07/24/2007 | US7248006 Electronically controlled electric motor |
| 07/19/2007 | WO2007081676A2 Systems and methods of monitoring a motor load |
| 07/19/2007 | US20070166016 Controller For DC Motor |
| 07/19/2007 | US20070164694 Method for determining the back electromotive force induced in a voice-coil motor driven in discontinuous mode |
| 07/19/2007 | US20070164619 Motor with Rotational Sensor |
| 07/18/2007 | EP1807138A1 Using motor speed in a pap device to estimate flow |
| 07/18/2007 | CN2924925Y Image-forming device |
| 07/18/2007 | CN1327603C Speed controller of motor |
| 07/18/2007 | CN1327516C Semiconductor device |
| 07/18/2007 | CN1326722C Drive control of hybrid electric vehicle |
| 07/18/2007 | CN101001069A Variable frequency control device of brushless DC motor |
| 07/17/2007 | US7245111 Regulator system for alternator |
| 07/17/2007 | US7245106 Controller of pulse width modulation signal-driven device, and method of reducing noise of the device |
| 07/17/2007 | US7245097 Motor control system and vacuum pump equipped with the motor control system |
| 07/12/2007 | US20070160354 Motor control circuit |
| 07/12/2007 | US20070160353 Drill with solid state speed control and method of operating |