| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 01/16/2007 | US7164221 Piezoelectric/electrostrictive device and method of manufacturing same |
| 01/11/2007 | WO2007003048A1 Dielectric polymer actuator |
| 01/11/2007 | US20070007861 Pressure wave piezoelectric sensor |
| 01/11/2007 | US20070007859 Piezoactuator |
| 01/11/2007 | DE102006020553A1 Piezoelektrischer Vibrator und Ultraschallmotor mit piezoelektrischem Vibrator The piezoelectric vibrator and ultrasonic motor using a piezoelectric vibrator |
| 01/11/2007 | CA2613532A1 Dielectric polymer actuator |
| 01/10/2007 | EP1742344A1 Control of a piezoelectric motor |
| 01/10/2007 | EP1417414B1 Method for obtaining electric energy from the environment |
| 01/09/2007 | US7161281 Less-dust-generative piezoelectric/electrostrictive device and manufacturing method |
| 01/09/2007 | US7161280 Ultrasonic transducer and method of joining an ultrasonic transducer |
| 01/09/2007 | US7161279 Curved electro-active actuators |
| 01/09/2007 | US7161278 Peristaltic electromechanical actuator |
| 01/09/2007 | US7161277 Driving device |
| 01/09/2007 | US7161276 Self-powered, electronic keyed, multifunction switching system |
| 01/09/2007 | US7161263 Low voltage low loss piezoelectric driver and switching apparatus |
| 01/04/2007 | US20070001551 Sonic sensor and diaphragm |
| 01/04/2007 | US20070001546 Control method and apparatus of an ultrasonic motor, and an ultrasonic motor driver and controller |
| 01/04/2007 | US20070001544 Method for placing metal contacts underneath fbar resonators |
| 01/04/2007 | US20070001031 Multilayer piezoelectric element and fuel injector |
| 01/04/2007 | US20070000303 Method for determining the individual control voltage of a piezoelectric element |
| 01/04/2007 | DE19944733B4 Vorrichtung zum Ansteuern wenigstens eines kapazitiven Stellgliedes An apparatus for driving at least one capacitive actuator |
| 01/04/2007 | DE19944249B4 Vorrichtung zum Ansteuern wenigstens eines kapazitiven Stellgliedes An apparatus for driving at least one capacitive actuator |
| 01/04/2007 | DE10336633B4 Verfahren und Anordnung zum Betreiben eines kapazitiven Stellgliedes Method and arrangement for operating a capacitive actuator |
| 01/04/2007 | DE102005030836A1 Monolithic multilayer piezostack e.g. piezo actuator, for e.g. fuel injector, has inner metallization, whose contacting is made by inner electrode, where electrode is in form of glass, paste, gel, viscous, semi-fluid or liquid |
| 01/04/2007 | DE102004063270B4 Kugelhahn und ein Verfahren zu dessen Betrieb Ball valve and a method for its operation |
| 01/03/2007 | EP1739820A1 Piezoelectric actuator driver, electronic device, its driving method, its driving control program, and recording medium where the program is recorded |
| 01/03/2007 | CN2854925Y Supermagnetic microactuator |
| 01/02/2007 | US7157837 Piezoelectric actuator |
| 01/02/2007 | US7157835 Oscillating-type generator |
| 01/02/2007 | US7157834 Rotation/displacement converting actuator |
| 01/02/2007 | US7157833 Tool using a piezo actuator |
| 01/02/2007 | US7157832 Vibration wave linear motor and lens implement using vibration wave linear motor |
| 01/02/2007 | US7157830 Near-resonance wide-range operating electromechanical motor |
| 01/02/2007 | US7156500 Liquid-jet head, method for manufacturing the liquid-jet head, and liquid-jet apparatus |
| 01/02/2007 | US7156189 Self mountable and extractable ultrasonic/sonic anchor |
| 12/28/2006 | WO2006137478A1 Piezoelectric actuator and electronic device having the same |
| 12/28/2006 | WO2006136546A1 Method and device for adjusting a piezoelectric ring motor |
| 12/28/2006 | US20060290241 Electroactive polymer animated devices |
| 12/28/2006 | US20060290237 Electrostrictive compound actuator |
| 12/28/2006 | DE19947079B4 Geräuschgedämpfter Stellantrieb für einen Kraftstoffinjektor Silenced actuator for a fuel injector |
| 12/28/2006 | DE19928807B4 Verfahren zur Herstellung eines piezoelektrischen/elektrostriktiven Keramik-Mikro-Stellgliedes unter Verwendung von Photolithographie A method for manufacturing a piezoelectric / electrostrictive ceramic micro-actuator using photolithography |
| 12/28/2006 | DE10331057B4 Verfahren und Vorrichtung zum Einstellen eines Leerhubs eines piezoelektrischen Aktors Method and apparatus for setting a return stroke of a piezoelectric actuator |
| 12/28/2006 | DE10213875B4 Verfahren und Vorrichtung zum Ansteuern wenigstens eines Piezoaktors Method and apparatus for controlling at least one piezoelectric actuator |
| 12/28/2006 | DE102005028976A1 Piezoelectric actuator for e.g. pneumatic valve, has piezoelectric layer between two electrode layers, where electric field produced in piezoelectric layer produces different expansion states in piezoelectric layer and other layer |
| 12/28/2006 | DE102005028970A1 Piezoakter mit gesteigertem Hubvermögen Piezoakter with increased lift capacity |
| 12/28/2006 | DE102005028482A1 Piezoelectric ring motor e.g. electromechanical motor, adjusting method, involves calculating offset value from voltage values that are recorded based on signal characteristics evaluation when actuators are actuated, during motor operation |
| 12/28/2006 | DE102004058971B4 Verfahren zum Steuern eines piezoelektrischen Aktors und Steuereinheit zum Steuern eines piezoelektrischen Aktors A method for controlling a piezoelectric actuator and control unit for controlling a piezoelectric actuator |
| 12/28/2006 | DE102004046192B4 Schaltungsanordnung und Verfahren zum Laden und Entladen wenigstens einer kapazitiven Last Circuit arrangement and method for loading and unloading at least a capacitive load |
| 12/28/2006 | DE10123372B4 Verfahren zur Ansteuerung eines piezoelektrischen Aktors, der der Verschiebung eines Elements dient Method for driving a piezoelectric actuator which serves to shift an element |
| 12/28/2006 | DE10063080B4 Aktorsteuerung und zugehöriges Verfahren Actuator control system and associated method |
| 12/28/2006 | DE10017367B4 Verfahren und Vorrichtung zum Ansteuern wenigstens eines kapazitiven Stellgliedes Method and apparatus for controlling at least one capacitive actuator |
| 12/27/2006 | EP1737115A1 Method for attenuating actuator and actuator |
| 12/27/2006 | EP1737114A1 Piezoelectric actuator drive device, electronic device, drive method thereof, drive control program thereof, and recording medium containing the program |
| 12/27/2006 | CN1292104C Oriented piezoelectric film preparation method, ink jet assembly and its preparation method |
| 12/27/2006 | CN1291879C Three-box type motor vehicle |
| 12/26/2006 | US7154210 Driving device |
| 12/26/2006 | US7154209 Control method and apparatus of an ultrasonic motor, and an ultrasonic motor driver and controller |
| 12/26/2006 | US7154208 Control apparatus for vibration type actuator |
| 12/26/2006 | US7152290 Methods of manufacturing a piezoelectric actuator and a liquid jetting head |
| 12/21/2006 | WO2006135013A1 Multilayer piezoelectric element and ejector using this |
| 12/21/2006 | WO2006134012A1 Method and device for controlling a capacitive element |
| 12/21/2006 | US20060284740 Actuating unit for a piezo-electrically controlled fuel injection valve |
| 12/21/2006 | US20060284518 Vibrating debris remover |
| 12/21/2006 | US20060284517 Piezoelectric thin film vibrator and fabrication method thereof, driving apparatus and piezoelectric motor using the same |
| 12/21/2006 | US20060283240 Force scanning probe microscope |
| 12/21/2006 | DE102006025955A1 Piezoelectric component, e.g. piezoelectric actuator, for motor vehicle, has inner electrode with safety fuse in form of bridge, which is narrow and/or long, such that bridge melts to release fuse during occurrence of leakage current |
| 12/21/2006 | DE102005040530B3 Method and device for controlling a valve especially a motor vehicle fuel injection valve determines electrical quantity or time point of a piezoelectric actuator and stores and controls operation in two modes |
| 12/21/2006 | DE102005027645A1 Verfahren und Vorrichtung zur Steuerung eines kapazitiven Elements Method and apparatus for controlling a capacitive element |
| 12/21/2006 | DE102005026717A1 Piezoelektrisches Vielschichtbauelement The piezoelectric multilayer component |
| 12/21/2006 | DE102005026708A1 Positionierer mit Festkörpergelenk Positioner with solid joint |
| 12/20/2006 | EP1018210B1 Diode device |
| 12/14/2006 | US20060279177 Improvement to the materials of the cylinders of active-piston actuators |
| 12/14/2006 | DE102006000288A1 Ansteuerungsgerät für Piezo-Einspritzvorrichtung Control device for piezo injector |
| 12/14/2006 | DE102005026217A1 Verfahren und Vorrichtung zum Ansteuern einer kapazitiven Last Method and apparatus for driving a capacitive load |
| 12/14/2006 | DE102005025414A1 Piezo-actuator`s axial position testing method, involves determining axial position of actuator relative to housing by position measurement based on parts of laser beams reflected from housing and actuator, respectively |
| 12/13/2006 | EP1732146A1 Multilayer piezoelectric element and its manufacturing method |
| 12/13/2006 | CN2847685Y Grooved metal square colume piezoelectric sheet composite supersonic micro motor |
| 12/13/2006 | CN1879231A Piezo actuator |
| 12/13/2006 | CN1879151A Thin film piezoelectric micro-actuator for head gimbal assembly |
| 12/12/2006 | US7148605 Biaxial piezoelectric motor |
| 12/12/2006 | US7148418 Electronic device and holder having elastic elements thereof |
| 12/12/2006 | US7146690 Releasable fastener system |
| 12/07/2006 | WO2006129434A1 Piezoelectric element |
| 12/07/2006 | WO2006128842A1 Piezoelectric actuator unit with improved heat dissipation and fuel injector |
| 12/07/2006 | DE19928180B4 Piezoaktor Piezoelectric actuator |
| 12/07/2006 | DE102005025983A1 Actuating drive for use in electrical engineering, has tractive unit running in longitudinal direction about piezoelectric actuator, and pretensioning unit for tensile pretensioning of tractive unit |
| 12/07/2006 | DE102005025415A1 Piezoelectric actuator controlling method for injection valve, involves adjusting electrical parameter in control circuit depending on detected time point for adjustment of time point in assigned predetermined time point |
| 12/07/2006 | DE102005025137A1 Piezoelektrische Aktoreinheit mit verbesserter Wärmeableitung sowie Kraftstoffinjektor Piezoelectric actuator with improved heat dissipation and fuel injector |
| 12/07/2006 | DE102005025094A1 Piezoelectric heat exchanger for use in, e.g., accumulator, has knob-shaped piezoelectric unit connected with metal foil, where pressure variations in gas of container act on piezoelectric unit to cause Brownian motion |
| 12/07/2006 | DE102005024318A1 Energiebasierte getaktete Leistungs-Endstufe für eine Festkörperaktor-Antriebsvorrichtung und Verfahren zum Steuern einer solchen Leistung-Endstufe Energy-based pulsed power amp for a solid-state drive apparatus and method for controlling such a power output stage |
| 12/07/2006 | CA2610466A1 Optimized piezo design for a mechanical-to-acoustical transducer |
| 12/06/2006 | EP1729404A1 Improvements of rotors of high power motors |
| 12/06/2006 | CN1874659A Remote control device of using piezoelectric element |
| 12/06/2006 | CN1874136A Ultrasonic motor device |
| 12/06/2006 | CN1874135A 振动波马达 Vibration wave motor |
| 12/06/2006 | CN1874134A Ultrasound electrical motor, and driving method |
| 12/06/2006 | CN1288931C SAW filter device |
| 12/06/2006 | CN1288831C Walking actuator and method for driving same |
| 12/06/2006 | CN1288471C Driving equipment |
| 12/05/2006 | US7145285 Piezoelectric element, fabrication method for the same, and inkjet head, inkjet recording apparatus and angular velocity sensor including the same |