| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 06/15/2011 | CN101447748B Piezoelectric self-powersupply low power consumption remote controller |
| 06/15/2011 | CN101405882B 压电致动器 The piezoelectric actuator |
| 06/15/2011 | CN101354470B Drive apparatus and position detecting device used by drive apparatus |
| 06/15/2011 | CN101334572B Driving apparatus |
| 06/14/2011 | US7961077 Authenticity determination system of responder, identification system, and interrogation unit |
| 06/14/2011 | US7960898 Driving apparatus, lens driving apparatus and image pickup apparatus |
| 06/14/2011 | US7960897 Ultrasonic motor |
| 06/14/2011 | US7960896 Piezoelectric motor and camera device |
| 06/14/2011 | CA2443002C Valve control device |
| 06/09/2011 | US20110133602 Piezoelectric motor |
| 06/09/2011 | US20110131838 Dynamically adjustable orthotic device |
| 06/09/2011 | DE102010062467A1 Piezoelektrisches Stellglied und Herstellungsverfahren von diesem A piezoelectric actuator, and manufacturing method of this |
| 06/09/2011 | DE102010019740A1 Miniaturisiertes Energieerzeugungssystem Miniaturized power generation system |
| 06/09/2011 | DE102010019739A1 Überlastgeschützter piezoelektrischer Energiewandler Overload Protected piezoelectric energy converter |
| 06/09/2011 | DE102010019738A1 Passives Element zur Strömungserzeugung in mechanisch verformbaren Umgebungen Passive element for flow generation in mechanically deformable environments |
| 06/09/2011 | DE102010019725A1 Überlast geschützter Piezogenerator Overload protected piezoelectric generator |
| 06/09/2011 | DE102009057404A1 Piezo-electric actuator for fuel injector of motor vehicle, has pipe element including opening with back taper, where opening retains engagement element and another back taper is engaged with former back taper |
| 06/09/2011 | DE102009047554A1 Multilayer actuator for power window drive of motor vehicle, has piezoelectric elements with openings that are contacted by electrical connection elements so that connection elements do not protrude over piezoelectric elements outer surface |
| 06/09/2011 | DE102009047551A1 Vielschichtaktor Multilayer |
| 06/09/2011 | DE102009047494A1 Piezo-actuator for use in window lifter drive of motor vehicle, has piezo-elements forming stack that is arranged in water-tight region of housing and axially pre-stressed in longitudinal axis with clamping element |
| 06/08/2011 | EP2329588A2 A device for maximum detection of vibrating energy for harvesting energy |
| 06/08/2011 | EP1737114B1 Piezoelectric actuator drive device, electronic device, and drive method thereof |
| 06/08/2011 | CN201860272U High linear giant magnetostrictive driver based on permanent-magnet bias |
| 06/08/2011 | CN102088253A 压电电机 Piezoelectric motors |
| 06/08/2011 | CN101651431B Cantilever longitudinal-bending composite transducer type cylindrical traveling-wave ultrasonic motor vibrator |
| 06/08/2011 | CN101651430B Cantilever bending vibration transducer type cylindrical standing-wave ultrasonic motor vibrator |
| 06/08/2011 | CN101594070B Composite magnetoelectric transducer with energy accumulation |
| 06/08/2011 | CN101404468B Vibration energy collector with piezomagnetic/piezoelectric composite energy conversion structure |
| 06/07/2011 | US7954728 Method for adjusting an operation frequency and checking an operating state of ultrasonic nebulizer |
| 06/03/2011 | WO2011066535A1 Piezoelectric energy conversion assemblies |
| 06/03/2011 | WO2011065235A1 Electromechanical conversion element and actuator |
| 06/03/2011 | WO2011065182A1 Stacked piezoelectric element, injection device using same, and fuel injection system |
| 06/03/2011 | WO2011064988A1 Optical pickup device |
| 06/02/2011 | US20110128327 Piezoelectric ceramic, method for making the same, piezoelectric element, liquid discharge head, and ultrasonic motor |
| 06/02/2011 | US20110127881 Piezoelectric generator and method |
| 06/01/2011 | EP2327146A1 Reduced-voltage, linear motor systems and methods thereof |
| 06/01/2011 | EP2327114A1 Semi-resonant driving systems and methods thereof |
| 06/01/2011 | CN201854207U Bistable structural piezoelectric energy gathering unit |
| 06/01/2011 | CN201854206U Flexure-hinge-based clamping and positioning device for linear ultrasonic motor |
| 06/01/2011 | CN201854205U Linear ultrasonic motor clamping and location device |
| 06/01/2011 | CN201854204U Linear ultrasonic motor based on alternating force |
| 06/01/2011 | CN1981427B Piezoelectric actuator and device |
| 06/01/2011 | CN102082459A Built-in piezoelectric generating set below bridge support and application thereof |
| 06/01/2011 | CN101626204B U-type double-pin linear ultrasonic motor vibrator |
| 06/01/2011 | CN101572505B Rotary and linear dual-purpose ultrasonic motor |
| 06/01/2011 | CN101051799B Displacement superposed piezoelectric engaging motor |
| 05/31/2011 | US7950783 Actuator device and liquid ejecting head including the same |
| 05/31/2011 | CA2246486C Improvements to vibration motors |
| 05/26/2011 | WO2011061992A1 Lead-free piezoelectric porcelain composition, piezoelectric ceramic component formed using the composition, and process for producing piezoelectric ceramic component |
| 05/26/2011 | WO2011061833A1 Drive apparatus |
| 05/26/2011 | US20110121766 Inertial driving actuator |
| 05/26/2011 | US20110121686 Driving circuit for vibration-type actuator |
| 05/26/2011 | US20110121683 Piezoelectric Resonator Operating In Thickness Shear Mode |
| 05/26/2011 | DE102009054068A1 Lotmaterial zur Befestigung einer Außenelektrode bei einem piezoelektrischen Bauelement und piezoelektrisches Bauelement mit einem Lotmaterial Solder material for mounting an external electrode in a piezoelectric device and piezoelectric device with a solder material |
| 05/25/2011 | EP2325998A1 Piezoelectric actuator |
| 05/25/2011 | EP2325997A1 Piezoelectric power generating device |
| 05/25/2011 | CN201846248U Acceleration power generator for universal heavy hammer |
| 05/25/2011 | CN201846247U Non-contact ultrasonic motor based on asymmetrical waves |
| 05/25/2011 | CN201843306U Power generation floor |
| 05/25/2011 | CN102077456A Drive device, lens part, and camera module |
| 05/25/2011 | CN102077455A Oscillating actuator, method for manufacturing oscillating actuator, lens barrel and camera |
| 05/25/2011 | CN102075112A Shearing effect-based straight-line supersonic motor |
| 05/25/2011 | CN102075111A Two-stroke compact type piezoelectric linear motor |
| 05/25/2011 | CN102074981A Photovoltaic-vibrational energy based power supply system for wireless sensor network nodes |
| 05/25/2011 | CN101499740B Piezoelectric motor driving apparatus |
| 05/24/2011 | US7948151 Electroactive polymer-based artificial neuromuscular unit |
| 05/24/2011 | US7948149 Stator and piezo ultrasonic motor including the same |
| 05/24/2011 | US7946008 Method of manufacturing a piezoelectric vibrator |
| 05/19/2011 | WO2011060092A1 Megasonic multifrequency apparatus with matched transducers and mounting plate |
| 05/19/2011 | WO2011059369A1 Provision of a normal force to electromechanical motor |
| 05/19/2011 | WO2011058889A1 Attitude controller |
| 05/19/2011 | WO2011058874A1 Parallel movement mechanism, interferometer, and spectroscope |
| 05/19/2011 | WO2011058602A1 Electric apparatus provided with power generating function |
| 05/19/2011 | US20110115336 Driving apparatus, and manufacturing method of the same |
| 05/19/2011 | DE102009057388A1 Electro-mechanical drive for e.g. seat adjustment part of motor vehicle, has control and regulating device that controls piezoelectric surface elements for generating compensatory vibration to interfere with vibration of drive |
| 05/18/2011 | CN201831045U Electric heating sole |
| 05/18/2011 | CN102067435A Vibration actuator |
| 05/18/2011 | CN102067434A Piezoelectric actuator, lens barrel and optical device |
| 05/18/2011 | CN102067004A Oscillating actuator, and lens barrel and camera provided with the oscillating actuator |
| 05/18/2011 | CN102064745A Bistable piezoelectric cantilever beam vibrator device |
| 05/18/2011 | CN102064736A Composite micro wind turbine generator |
| 05/18/2011 | CN102064735A Remote controller |
| 05/18/2011 | CN102064734A Piezoelectric power generation device for steps in front of building |
| 05/18/2011 | CN102064733A Drive device |
| 05/18/2011 | CN102064732A Piezoelectric ceramic driving power supply and control method thereof |
| 05/18/2011 | CN102064731A Monopolar zero-current switching driving circuit for ultrasonic motor |
| 05/18/2011 | CN102064730A Dual-piezoelectric stack actuator for outputting positive and negative torques |
| 05/18/2011 | CN102062927A Linear driving device |
| 05/18/2011 | CN101350575B Actuator |
| 05/18/2011 | CN101325239B Bounce type actuator and minisize motor as well as use thereof |
| 05/17/2011 | US7944129 Ultrasonic actuator and magnetic recording apparatus using the same |
| 05/17/2011 | US7944123 Apparatus and method for harvesting energy for wireless fluid stream sensors |
| 05/17/2011 | US7944121 Negative vertical deflection piezoelectric MEMS actuators and method of fabrication |
| 05/17/2011 | US7944120 Driving apparatus, and manufacturing method of the same |
| 05/17/2011 | US7944118 System and methodology for generating electricity using at least one heat engine and thermoacoustic element to apply cyclic pressure gradients to piezoelectric material |
| 05/17/2011 | US7944117 Device and method for driving an ultrasound piezoelectric actuator |
| 05/12/2011 | WO2011056524A2 Nonlinear oscillator for vibration energy harvesting |
| 05/12/2011 | WO2011055504A1 Drive mechanism and imaging device using the same |
| 05/12/2011 | US20110109202 Autonomous piezoelectric device for generating an electrical voltage |
| 05/12/2011 | US20110109201 Manual control device with power generation function and remote control device with power generation function |