| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 07/27/2011 | CN102138279A Drive device |
| 07/27/2011 | CN102136811A Multi-pin clamping type piezoelectric motor |
| 07/27/2011 | CN101656493B MEMS wideband piezoelectricity energy collector based on bistable state frequency raising structure |
| 07/27/2011 | CN101594069B Fold-shaped compound piezoelectric energy converting structure |
| 07/27/2011 | CN101026343B Multi travelling wave bending-rotation ultrasonic motor |
| 07/21/2011 | US20110175491 Piezoelectric actuator |
| 07/21/2011 | US20110175490 Piezoelectric actuator |
| 07/21/2011 | US20110175489 Ultrasonic actuator |
| 07/21/2011 | US20110175012 Piezoelectric thin film, ink jet head, method for forming image with the ink jet head, angular velocity sensor, method for measuring angular velocity with the angular velocity sensor, piezoelectric generating element and method for generating electric power with the piezoelectric generating element |
| 07/21/2011 | DE102007023217B4 Elektromechanischer Motor, insbesondere piezoelektrischer Mikroschrittantrieb Electromechanical motor, in particular piezoelectric micro-step drive |
| 07/21/2011 | DE102005034323B4 Aktuator mit Nanotubes Actuator with nanotubes |
| 07/20/2011 | EP2345145A1 Foot-powered footwear-embedded sensor-transceiver |
| 07/20/2011 | EP1350275B1 Double electromechanical element |
| 07/20/2011 | CN201904739U Piezoelectric vibration battery device |
| 07/20/2011 | CN102132482A Conductive polymer actuator device, and conductive polymer actuator control device and control method |
| 07/20/2011 | CN102132433A Multilayer piezoelectric element, injection apparatus, and fuel injection system |
| 07/20/2011 | CN102132432A Multilayer piezoelectric element, injection device using same and fuel injection system |
| 07/20/2011 | CN102130627A Spherical limiting circular piezoelectric vibrator power generation device |
| 07/20/2011 | CN101651429B Ring type traveling wave ultrasonic motor vibrator of cantilever longitudinal-bending composite transducer |
| 07/20/2011 | CN101630924B T-shaped linear ultrasonic motor oscillator |
| 07/20/2011 | CN101626207B Vibrator of beam type rotary ultrasonic motor using bending vibration modes |
| 07/20/2011 | CN101626203B Vibrator of beam type linear ultrasonic motor using bending vibration modes |
| 07/20/2011 | CN101546089B Piezoelectric actuator drive circuit and vibration insulation control circuit |
| 07/20/2011 | CN101515629B Piezoelectric thin film, piezoelectric element, and inkjet recording head |
| 07/20/2011 | CN101269245B Ultrasonic motor drive diaphragm type blood pump |
| 07/19/2011 | US7982370 Flexible nanogenerators |
| 07/14/2011 | WO2011084389A1 Apparatus and methods for friction reduction |
| 07/14/2011 | WO2011083944A2 Piezoelectric actuating device |
| 07/14/2011 | WO2011083762A1 Piezoelectric power generation device and power generation method using piezoelectric power generation device |
| 07/14/2011 | WO2011046383A3 Wind-powered electricity generating device and a dual wind-powered electricity generating system |
| 07/14/2011 | WO2011028780A3 Piezoelectric rotary motor with high rotation speed and bi- directional operation |
| 07/14/2011 | US20110169376 Piezoelectric Actuator |
| 07/13/2011 | CN201898457U Pneumatic power generation device |
| 07/13/2011 | CN201898456U Remote controller |
| 07/13/2011 | CN1848655B 驱动装置 Drive |
| 07/13/2011 | CN102124643A Piezoelectric power generation device |
| 07/13/2011 | CN102122902A Method for improving operation performance of ultrasonic motor |
| 07/13/2011 | CN102122901A Precise motion driving device based on bionics principle |
| 07/13/2011 | CN102122900A 自传感驱动装置 Autobiography of a sense of drive |
| 07/13/2011 | CN102122837A Device for supplying power to street lamp by adopting vehicle energy |
| 07/13/2011 | CN102119812A Self-powered intelligent internet-of-things storing cabinet |
| 07/07/2011 | US20110163636 Matrix-assisted energy conversion in nanostructured piezoelectric arrays |
| 07/07/2011 | US20110163635 Piezoelectric actuator module |
| 07/07/2011 | US20110163634 Piezoelectric actuator module |
| 07/07/2011 | US20110163633 Ultrasonic motor |
| 07/07/2011 | US20110163632 Driving apparatus |
| 07/07/2011 | US20110162200 Elastomer actuator and a method of making an actuator |
| 07/06/2011 | EP2340573A1 Miniaturized piezoelectric driven mount device |
| 07/06/2011 | CN201891550U Wave generating device |
| 07/06/2011 | CN102118119A Precision linear motor with giant magnetostrictive rare earth rod as drive source |
| 07/06/2011 | CN102118118A Linear type ultrasonic micromotor |
| 07/06/2011 | CN101350572B Driving apparatus, and manufacturing method of the same |
| 07/06/2011 | CN101114800B Drive wave generation circuit |
| 07/06/2011 | CN101019301B Drive unit |
| 07/05/2011 | US7973452 Vibration actuator |
| 07/05/2011 | US7973450 Multi-degree-of micro-actuator |
| 06/30/2011 | WO2011077660A1 Electrical machine conversion element and drive device |
| 06/30/2011 | US20110156536 Vibratory actuator |
| 06/30/2011 | US20110156535 Stator and piezo ultrasonic motor including the same |
| 06/30/2011 | US20110156534 Stator and piezo ultrasonic motor including the same |
| 06/30/2011 | US20110156533 Energy converters and associated methods |
| 06/30/2011 | US20110156532 Integrated Piezoelectric Composite and Support Circuit |
| 06/30/2011 | US20110155307 Electroactive polymer manufacturing |
| 06/30/2011 | US20110154641 Electroactive polymer manufacturing |
| 06/29/2011 | EP2339740A1 Ultrasonic motor |
| 06/29/2011 | EP2339657A1 Self-guided piezoelectric motor with radial load capability |
| 06/29/2011 | CN201878840U Walking power generation shoes |
| 06/29/2011 | CN102113200A Apparatus and method for generating electricity using piezoelectric material |
| 06/29/2011 | CN102113145A Piezoelectric thin film, process for producing same, ink-jet head, method of forming image with ink-jet head, angular-velocity sensor, method of measuring angular velocity with angular-velocity sensor, piezoelectric power-generating element, and method of generating electric power with the piezoelectric generating element |
| 06/29/2011 | CN101350576B Piezoelectric rotary driver |
| 06/28/2011 | US7969063 Driver |
| 06/23/2011 | US20110148256 Piezoelectric Power Generator |
| 06/23/2011 | US20110148253 Piezoelectric actuator for use in micro engineering applications |
| 06/22/2011 | EP2335346A2 An energy harvester |
| 06/22/2011 | DE102009059667A1 Verfahren zum Betrieb eines Energietransformers mit dielektrischem Polymer Method for operating a dielectric polymer with Energietransformers |
| 06/22/2011 | DE102009059024A1 Energietransformer mit elektroaktivem Polymer Power Transformer electroactive polymer |
| 06/22/2011 | DE102009059023A1 Generator zum Wandeln von mechanischer Energie in elektrische Energie Generator for converting mechanical energy into electrical energy |
| 06/22/2011 | DE102009058984A1 Elektroaktiver Polymergenerator zur Wandlung von mechanischer Energie in elektrische Energie Electro-active polymer generator for converting mechanical energy into electrical energy |
| 06/22/2011 | DE102009058907A1 Piezoelectric actuator for use in aircraft, has electrode layers arranged between multilayered structure of piezoelectric layers, and electrically operated heating device for heating part of lateral surfaces of multilayer structure |
| 06/22/2011 | DE102005022178B4 Positioniervorrichtung und Verfahren zur Kompensation von Beschleunigungskräften Positioning device and method of compensating for acceleration forces |
| 06/22/2011 | DE102005015765B4 Mittels des inversen Piezoeffekts betätigter Antrieb By means of the inverse piezoelectric effect operated actuator |
| 06/22/2011 | CN201878040U Piezoelectric ceramics drive power supply |
| 06/22/2011 | CN201877989U Electromagnetic combined USM |
| 06/22/2011 | CN101001054B Double-cylinder vibrator linear ultrasonic motor |
| 06/21/2011 | US7965016 Method and device for converting mechanical energy into electrical energy |
| 06/16/2011 | US20110143236 Hydrogen engine |
| 06/16/2011 | US20110140579 Active piezoelectric energy harvester with embedded variable capacitance layer and method of manufacturing the same |
| 06/16/2011 | US20110140578 Piezoelectric power generator |
| 06/16/2011 | US20110140577 Increased frequency power generation using low-frequency ambient vibrations |
| 06/16/2011 | DE19945945C5 Schutzschaltung für wenigstens ein kapazitives Stellglied Protection circuit for at least one capacitive actuator |
| 06/15/2011 | CN201868937U Automatic road vehicle pressure energy generating and lighting device |
| 06/15/2011 | CN201868918U Self-generating wireless sensor network node power supply management system based on piezoelectricity |
| 06/15/2011 | CN1941596B Piezoelectric actuator, and apparatus and method for actuating the same |
| 06/15/2011 | CN1753295B Piezoelectric actuator drive system |
| 06/15/2011 | CN102097974A Travelling-wave linear ultrasonic micromotor |
| 06/15/2011 | CN102097973A Ultrasonic motor driving controller based on embedded chip |
| 06/15/2011 | CN102097972A Resonance device used in driver of piezoelectric actuator |
| 06/15/2011 | CN102097971A Piezoelectric ceramic driver for optical focusing and zooming of mobile phone |
| 06/15/2011 | CN102097822A Energy recovery system based on Internet of things |
| 06/15/2011 | CN101656494B High-load piezoelectric generating device |