| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 02/24/2005 | US20050040654 Vibrational power generation device vibrator |
| 02/24/2005 | US20050039455 Method for obtaining electric energy from the environment |
| 02/23/2005 | EP1507968A1 Method for controlling an actuator and control device belonging thereto |
| 02/22/2005 | US6858971 Piezoelectric/electrostrictive device |
| 02/22/2005 | US6858970 Multi-frequency piezoelectric energy harvester |
| 02/17/2005 | WO2005015728A1 Ultrasonic motor drive device and ultrasonic diagnosis apparatus |
| 02/17/2005 | WO2005015652A1 Methods of positioning and release for a deformable clamping body |
| 02/17/2005 | US20050036828 Method of releasing an attachment |
| 02/17/2005 | US20050036630 Remote energy supply process and system for an electronic information carrier |
| 02/17/2005 | US20050035690 Method of producing a piezoelectric/electrostrictive device |
| 02/17/2005 | US20050035687 Electromechanical translation apparatus |
| 02/17/2005 | US20050035686 Piezoelectric component and method for the production thereof |
| 02/17/2005 | US20050035683 Electromechanical transducer element, method for forming an electromechanical transducer element and transducer formed by said method |
| 02/17/2005 | US20050034519 Acoustic vector sensor |
| 02/17/2005 | DE10335023A1 Piezoaktor und ein Verfahren zu dessen Herstellung Piezoelectric actuator and a method for its preparation |
| 02/16/2005 | CN2679961Y Marker lamp |
| 02/16/2005 | CN1581668A Electric brush type longitudinal and twisted ultrasonic motor |
| 02/16/2005 | CN1581667A Method and device for the functional diagnosis of a piezoactuator in the fuel metering system of a combustion engine |
| 02/16/2005 | CN1581666A 振动波线性电动机 Vibration wave linear motor |
| 02/16/2005 | CN1580852A Vibration wave linear motor and lens implement using same |
| 02/16/2005 | CN1580737A Ultrasonic micro driving friction test system |
| 02/15/2005 | US6856073 Electro-active device using radial electric field piezo-diaphragm for control of fluid movement |
| 02/15/2005 | US6856072 Ultrasonic driving mechanism |
| 02/15/2005 | US6856070 Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators |
| 02/15/2005 | US6856069 Systems and methods for overcoming stiction |
| 02/15/2005 | US6856068 Systems and methods for overcoming stiction |
| 02/10/2005 | WO2004109817A3 Electroactive polymer contractible actuator |
| 02/10/2005 | US20050030352 Liquid-jet head, method for manufacturing the liquid-jet head, and liquid-jet apparatus |
| 02/10/2005 | US20050030177 Wireless sensor system |
| 02/10/2005 | US20050029905 Device for controlling an electronically-monitored ultrasonic piezoelectric actuator, and method for using the same |
| 02/10/2005 | US20050029904 Flexible piezoelectric films |
| 02/10/2005 | US20050029903 Electrical energy-generating heat sink system and method of using same to recharge an energy storage device |
| 02/10/2005 | US20050029902 A micro-electrical-mechancal system (mems) device having a plurality of pairs of reflective element actuators located on opposing sides of a reflective element and a method of manufacture therefor |
| 02/10/2005 | US20050029876 Vibration wave linear motor and lens implement using vibration wave linear motor |
| 02/10/2005 | US20050029875 Vibration wave linear motor |
| 02/10/2005 | DE10329863A1 Piezoceramic shaft-driving type ultrasonic motor actuating method, involves generating triple phase driving traveling waves for ultrasonic motors according to propagation difference of wavelength of driving point |
| 02/10/2005 | DE102004030868A1 Piezoelectric layered element used as a drive source for a fuel injection nozzle of an I.C. engine, comprises piezoelectric units each having alternating piezoelectric layers and inner electrode layers joined by an adhesive |
| 02/09/2005 | EP1505288A2 Method and device for the functional diagnosis of a piezoactuator in the fuel metering system of a combustion engine |
| 02/09/2005 | EP1504519A2 Device for converting mechanical energy into electrical energy |
| 02/09/2005 | EP1504518A2 Starting-process controller for starting a piezomotor |
| 02/09/2005 | EP1433244B1 Converter mounting |
| 02/09/2005 | EP1425804B1 Device with a piezoelectric actuator |
| 02/09/2005 | CN1578934A Analog electronic timepiece |
| 02/09/2005 | CN1578096A Piezoelectric actuator and timepiece |
| 02/09/2005 | CN1577911A Piezoelectric layer and its forming method and heating device and piezoelectric elements used by the said method |
| 02/09/2005 | CN1577032A 透镜驱动器件 Lens driving device |
| 02/09/2005 | CN1576003A Liquid delivering apparatus and method of producing the same |
| 02/09/2005 | CN1188732C Drive method and circuit for piezo-transformer, cold-cathode tube luminator and liquid-crystal panel |
| 02/08/2005 | US6853532 Apparatus and method for driving actuator |
| 02/08/2005 | US6853507 Lens driving device |
| 02/08/2005 | US6853201 Method for testing a capacitive actuator |
| 02/08/2005 | US6853114 Converter circuit |
| 02/08/2005 | CA2315013C Piezoelectric motor |
| 02/03/2005 | US20050023933 Vibratory motors and methods of making and using same |
| 02/03/2005 | DE10331057A1 Piezoelectric actuator idling stroke adjustment procedure especially for operating high pressure fuel injection valve of combustion engine, requires comparing idling stroke value with minimal or maximum tolerance value allowed |
| 02/03/2005 | DE10328374A1 Piezoelektrisches Bauteil mit elektrischen Anschlusselementen und Verwendung des Bauteils Piezoelectric component with electrical connection elements and use of the component |
| 02/03/2005 | DE102004026250A1 Control circuit for piezo actuator, has controller that controls charging switch when controlling actuator to discharge so discharge rate approaches desired rate, and turns switch off after defined period following start of control |
| 02/02/2005 | EP1503435A2 Piezoelectric actuator and manufacturing method thereof |
| 02/02/2005 | EP1502310A2 Piezoactuator and method for the production thereof |
| 02/01/2005 | US6849989 Translation and rotation positioning motor |
| 02/01/2005 | US6849988 Method and device for charging and discharging a piezoelectric element |
| 02/01/2005 | US6848154 Method of producing a micro-actuator |
| 01/27/2005 | WO2005008798A1 Actuator device |
| 01/27/2005 | WO2005008797A1 Actuator element and device having actuator element |
| 01/27/2005 | WO2005008796A2 Sealed mover assembly |
| 01/27/2005 | WO2005008708A2 Rotational actuator or motor based on carbon nanotubes |
| 01/27/2005 | WO2005008193A2 Acoustic vector sensor |
| 01/27/2005 | WO2004107465A3 Thermally compensated piezoelectric assembly |
| 01/27/2005 | US20050018378 Piezostack and method for producing a piezostack |
| 01/27/2005 | US20050018019 Piezoelectric element, ink jet recording head, ink jet printer, surface acoustic wave element, frequency-dependent filter, oscillator, electronic circuit, thin film piezoelectric resonator, and electronic apparatus |
| 01/27/2005 | US20050017601 Layered piezoelectric element realizing stable operating characteristic for high quality image recording |
| 01/27/2005 | US20050017598 Rotational actuator or motor based on carbon nanotubes |
| 01/27/2005 | US20050017159 Electronic apparatus having movable readable member |
| 01/26/2005 | EP1500509A1 Liquid delivering apparatus and method of producing the same |
| 01/26/2005 | EP1500183A2 Piezo motor |
| 01/26/2005 | CN1569404A Telescopic deformation claming/locating method |
| 01/26/2005 | CN1186825C Vibrating element and vibrating wave driving device |
| 01/25/2005 | US6847881 Method and device for controlling piezo-driven fuel injection valves |
| 01/20/2005 | US20050012786 Liquid delivering apparatus and method of producing the same |
| 01/20/2005 | US20050012433 Long life piezoelectric drive and components |
| 01/20/2005 | US20050012432 Adjustable compensation of a piezo drive amplifier depending on mode and number of elements driven |
| 01/20/2005 | DE102004030249A1 Drive circuit for piezoelectric actuator, e.g. for fuel injector in internal combustion engine, measures electric power of actuator and sets currents so that power becomes target value |
| 01/19/2005 | CN1567693A Retarding resistant driving method for piezoelectric ceramic driver |
| 01/19/2005 | CN1567692A Piezoelectric axle-pushing type ultrasonic motor and rotation method thereof |
| 01/18/2005 | US6844660 Method for obtaining biometric data for an individual in a secure transaction |
| 01/18/2005 | US6844658 Drive apparatus |
| 01/18/2005 | US6844657 Microelectromechanical system and method for producing displacement multiplication |
| 01/17/2005 | CA2473271A1 Long life piezoelectric drive and components |
| 01/13/2005 | WO2005004320A1 Actuator |
| 01/13/2005 | US20050007683 Lens driving device |
| 01/13/2005 | US20050006989 Electromechanical actuator and methods of providing same |
| 01/13/2005 | US20050006983 Piezoelectric motor |
| 01/13/2005 | US20050006982 Sealed mover assembly |
| 01/13/2005 | US20050006981 Valve control device |
| 01/13/2005 | US20050006980 Electrostatic actuator with fault tolerant electrode structure |
| 01/13/2005 | US20050006495 Sealing element for the piezo actuator of a fuel injection valve |
| 01/13/2005 | US20050005722 Positioning device |
| 01/13/2005 | US20050005429 Micromachined piezoelectric microspeaker and fabricating method therof |
| 01/12/2005 | EP1495499A2 Drive circuit for piezo ceramic device |
| 01/12/2005 | EP0951741B1 Device and process for controlling at least one capacitative actuator |