| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 10/04/2007 | US20070228884 Piezoelectric element and driving apparatus |
| 10/04/2007 | US20070228883 Driving apparatus |
| 10/04/2007 | US20070228875 Piezoelectric actuator |
| 10/04/2007 | US20070228872 Piezoelectric/electrostrictive device |
| 10/04/2007 | US20070226975 Cell driving type piezoelectric/electrostrictive actuator and method of manufacturing the same |
| 10/04/2007 | DE10307000B4 Leistungsendstufe für kapazitive Lasten und Verfahren zu deren Betrieb Power output stage for capacitive loads and their methods of operation |
| 10/04/2007 | DE102006051080A1 Vielschichtaktoren mit Interdigitalelektroden Multilayer actuators with interdigital electrodes |
| 10/04/2007 | DE102006015190A1 Tasteinrichtung für einen Stapel Sensing device for a stack |
| 10/04/2007 | DE102006014770A1 Fuel injector for internal-combustion engine, has coupler sleeve with two partial sleeves placed axially one behind other, where joint is created between coupler piston and coupler sleeve at head of actuator module |
| 10/04/2007 | DE102006014768A1 Piezo electric actuator for high pressure fuel injection system, has torus-shaped and cylindrical coupling units arranged coaxial to each other, where torus-shaped coupling unit cooperates with ring actuator and has large diameter |
| 10/04/2007 | DE102006014606A1 Totally enclosed high pressure actuator manufacturing method for internal combustion engine, involves applying metallic layer on conductive layer by galvanic separation, where metallic layer is adjustable based on thickness and homogeneity |
| 10/04/2007 | DE102006013959A1 Piezoelectric actuator for fuel injection valve, has outside surface layers made of glass material, where thermal expansion coefficient of glass material corresponds to thermal expansion coefficient of piezoelectric ceramic layers |
| 10/03/2007 | EP1841053A1 Energy scavenger |
| 10/03/2007 | CN101047349A Piezoelectric element and driving apparatus |
| 10/03/2007 | CN101047348A Drive controller |
| 10/03/2007 | CN101047347A Driving apparatus |
| 10/03/2007 | CN101047346A Driving apparatus |
| 10/03/2007 | CN101047345A Driving apparatus, electro-mechanical conversion element used therein, photographic apparatus and mobile phone |
| 10/03/2007 | CN101047344A 压电激励器 Piezoelectric actuator |
| 10/03/2007 | CN101047226A Piezoelectric driven MEMS device |
| 10/03/2007 | CN100341049C Method for manufacturing precise positioning actuator |
| 10/02/2007 | US7277259 Magnetic head actuator including piezoelectric elements fixed to the arms of a fired glass-ceramic substrate |
| 10/02/2007 | US7276840 Structure with a plurality of substrates, its manufacturing method and crystal oscillator with the structure |
| 10/02/2007 | US7275440 Loop-shaped ultrasound generator and use in reaction systems |
| 09/27/2007 | WO2007109272A2 Energy generating systems for implanted medical devices |
| 09/27/2007 | WO2007108466A1 Oscillator, oscillatory actuator, lens barrel, camera system and method for driving oscillatory actuator |
| 09/27/2007 | US20070222584 Wireless sensor system |
| 09/27/2007 | US20070222344 Electroactive polymer animated devices |
| 09/27/2007 | DE202007009544U1 Piezoelektrisches Antriebssystem mit einem elastischen Mittel Piezo-electric drive system including a resilient means |
| 09/27/2007 | DE202005021271U1 Mittels des inversen Piezoeffekts betätigter Antrieb By means of the inverse piezoelectric effect operated actuator |
| 09/27/2007 | DE102006013512A1 Fluiddosiervorrichtung und System zur Fluiddosierung Fluid metering device and system for fluid dosage |
| 09/27/2007 | DE102006013511A1 Aktoreinheit für ein Hochdruckeinspritzventil Actuator unit for a high-pressure injection valve |
| 09/27/2007 | DE102006013166A1 Verfahren zur Bestimmung einer Öffnungsspannung eines piezoelektrischen Injektors A method for determining an opening voltage of a piezoelectric injector |
| 09/27/2007 | CA2689413A1 Energy generating systems for implanted medical devices |
| 09/26/2007 | CN101044677A Surface acoustic wave excitation device |
| 09/26/2007 | CN101044671A Drive device |
| 09/26/2007 | CN101044670A Piezoelectric actuator, and image pickup element moving device and image pickup device using such piezoelectric actuator |
| 09/26/2007 | CN101043186A Dynamic piezoelectric or electrostrictive ceramic drive power supply |
| 09/25/2007 | US7274133 Cell driving type piezoelectric actuator, and method of manufacturing cell driving type piezoelectric actuator |
| 09/25/2007 | US7274132 Electromechanical functional module and associated process |
| 09/25/2007 | US7274131 Piezoelectric motor with actuator to move the rotor about two orthogonal axes |
| 09/25/2007 | US7273268 Piezoelectric device, liquid droplet discharging head using the device, and liquid droplet discharging apparatus using the head |
| 09/25/2007 | CA2288885C Actuators and apparatus |
| 09/20/2007 | WO2007105632A1 Oscillation actuator, lens barrel, camera system and oscillator |
| 09/20/2007 | WO2007105489A1 Ultrasonic actuator |
| 09/20/2007 | WO2007105396A1 Drive device |
| 09/20/2007 | US20070216262 Polymer Actuator And Its Production Method |
| 09/20/2007 | DE102007010779A1 Reifenmodul mit piezoelektrischem Wandler Tire module with a piezoelectric transducer |
| 09/20/2007 | DE102007007472A1 Linsenantriebsvorrichtung Lens driving device |
| 09/20/2007 | DE102006031085A1 Piezoelectric multilayer actuator for use in e.g. diesel engine of motor vehicle, has electrode layer whose material texture changes with respect to ceramic layers, so that electrode layer absorbs mechanical stress in layer |
| 09/20/2007 | DE102006027665B3 Fuel pressure`s actual value calculating method for injection system, involves measuring resulting calibration capacitance with necessary voltage for actuating piezo-actuator, and measuring operating voltage at outer electrodes |
| 09/20/2007 | DE102006012321A1 Piezoelektrische Vorrichtung The piezoelectric device |
| 09/20/2007 | DE102006011725A1 Verfahren und Vorrichtung zum Kalibrieren eines Piezo-Aktuators Method and apparatus for calibrating a piezo actuator |
| 09/20/2007 | DE10025352B4 Werkzeuggerät mit einem Ultraschalladapter Power tool with an ultrasonic adapter |
| 09/19/2007 | EP1834400A2 Nanomechanical oscillator |
| 09/19/2007 | CN101039085A Piezoelectric actuator |
| 09/19/2007 | CN101039084A Wide-band piezoelectric ceramics driving power source |
| 09/19/2007 | CN101039083A Dumb-bell shaped stator linear type ultrasound motor |
| 09/19/2007 | CN100338865C Oscillating wave driving apparatus, oscillating body and driving system for oscillating wave driver |
| 09/13/2007 | WO2007102717A1 Piezo power generator |
| 09/13/2007 | WO2007102305A1 Piezoelectric actuator and electronic device |
| 09/13/2007 | WO2007101448A2 Self-sensing actuator and method of controlling thereof |
| 09/13/2007 | US20070210678 Polymer Actuator |
| 09/13/2007 | US20070209173 Laminated Piezoelectric Device |
| 09/13/2007 | DE102006011293A1 Piezoaktor und Verfahren zum Herstellen eines Piezoaktors Piezoelectric actuator and method of manufacturing a piezoelectric actuator |
| 09/12/2007 | EP1833102A2 Piezoelectric/electrostrictive device |
| 09/12/2007 | CN101034857A Conversion braking structure for power and mechanical energy |
| 09/11/2007 | US7268471 Piezo actuator comprising a structured external electrode |
| 09/11/2007 | US7268464 Ultrasonic motor |
| 09/11/2007 | CA2396260C Mechanical-to-acoustical transformer and multi-media flat film speaker |
| 09/06/2007 | DE102006009717A1 Electrical energy producing device for load energizing system, has bending transducer, with active layer, bendable through turbulent flow, where layer is provided for conversion of energy flow into electrical energy |
| 09/06/2007 | DE102004059104B4 Abdichtungsanordnung eines Piezoaktors für einen Kraftstoffinjektor sowie Verfahren zur Montage eines Kraftstoffinjektors Sealing arrangement of a piezoelectric actuator for a fuel injector and method of assembling a fuel injector |
| 09/05/2007 | CN200944563Y Kinetic luminescence vibrator |
| 09/05/2007 | CN101030740A Bending single-phase driven rotary ultrasonic motor |
| 09/05/2007 | CN101030739A Piezoelectric drive unit and piezoelectric drive element |
| 09/05/2007 | CN100336295C Vibration conversion type ultrasonic motor based on half wave combined bar piezoclectric vibrator |
| 09/05/2007 | CN100336294C Rotary driving device and apparatus with the same rotary driving gear |
| 09/05/2007 | CN100336282C Method and system for piezoelectric power generation by using vibration energy of road system |
| 09/05/2007 | CN100336238C Method of piezoelectric power generation by using vibration energy of road surface, and street lighting luminaire system therefor |
| 09/04/2007 | US7265480 Vibration wave linear motor and a driving method thereof |
| 09/04/2007 | US7264597 Device and method for producing high-pressure ultrasonic pulses |
| 08/30/2007 | WO2007097763A1 High-speed acrylic electroactive polymer transducers |
| 08/30/2007 | WO2007097460A1 Process for producing ceramic member, ceramic member, gas sensor element, fuel cell element, filter element, layer-built piezoelectric element, injector, and fuel injection system |
| 08/30/2007 | US20070200457 High-speed acrylic electroactive polymer transducers |
| 08/30/2007 | US20070200453 Electroactive polymer actuated motors |
| 08/29/2007 | EP1581972B1 A resonance control apparatus for a piezoelectrical device based on phase sensitive detection |
| 08/29/2007 | CN101027833A Driving circuit for piezoelectric motor |
| 08/29/2007 | CN101026344A Piezoelectric actuator, drive control method of piezoelectric actuator, and electronic device |
| 08/29/2007 | CN101026343A Multi travelling wave bending-rotation ultrasonic motor stator and ultrasonic motor using same |
| 08/29/2007 | CN101025466A Lens driving device |
| 08/28/2007 | US7262546 Piezoelectric/electrostrictive element and piezoelectric/electrostrictive device |
| 08/28/2007 | US7262545 Cell driving type piezoelectric/electrostrictive actuator and method of manufacturing the same |
| 08/23/2007 | WO2007093074A2 Force converter |
| 08/23/2007 | WO2007058951A3 Peristaltic liquid infusion apparatus |
| 08/23/2007 | US20070194636 Magnetostrictive actuator |
| 08/22/2007 | EP1821399A1 Piezoelectric actuator, and image pickup element moving device and image pickup device using such piezoelectric actuator |
| 08/22/2007 | CN101022257A Double-driving foot sandwich converter type longitudinal and bending linear ultrasonic motor |
| 08/22/2007 | CN101022256A Sandwich transducer type longitudinal and bending linear ultrasound motor with frequency-modulating variable-amplitude rod |
| 08/22/2007 | CN101022255A Two-dimensional rotary remote operating method for micro structural components |
| 08/22/2007 | CN101022254A Piezoelectric vibrator, intrinsic frequency adjusting method of piezoelectric vibrator, piezoelectric actuator and electronic device |