| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 12/10/2009 | DE102008025208A1 Schaltungsanordnung und Verfahren zum Laden einer kapazitiven Last Circuit arrangement and method for charging a capacitive load |
| 12/09/2009 | EP2131409A1 Laminated piezoelectric actuator and liquid ejection head |
| 12/09/2009 | EP2130236A1 Ultrasonic motor |
| 12/09/2009 | CN201360228Y Rail pressure power generation module and system thereof |
| 12/09/2009 | CN101599717A Spherical travelling wave type ultrasonic motor pre-tightening mechanism with multiple degrees of freedom |
| 12/09/2009 | CN101599716A Self-powered technology and device without energy consumption |
| 12/09/2009 | CN101599715A Dynamic bipolar drive power supply for piezoelectric ceramics and implementation method |
| 12/09/2009 | CN100568703C Driving device |
| 12/03/2009 | WO2009144885A1 Ultrasonic motor |
| 12/03/2009 | US20090295257 Hybrid Solar Nanogenerator Cells |
| 12/03/2009 | DE102008025216A1 Circuit arrangement for charging/uncharging load i.e. piezoactuator, of injection valve of motor vehicle, has control device for controlling power adjusting devices such that load is charged/uncharged during charging/uncharging phases |
| 12/03/2009 | DE102008023982A1 Schaltung zur Steuerung kapazitiv beeinflussbarer Lasten Control circuit for capacitive loads modifiable |
| 12/03/2009 | DE102008023372A1 Verfahren und Vorrichtung zum Betreiben einer Stellvorrichtung Method and apparatus for operating an actuating device |
| 12/03/2009 | DE102008023371A1 Adjusting device operating method for fuel injection valve of motor vehicle, involves determining idle stroke depending on assigned characteristic parameter in case of determination of overcoming of idle stroke |
| 12/02/2009 | EP2126994A1 Bistable piezoelectric generator |
| 12/02/2009 | EP2126925A2 Device and method for the micromechanical positioning and handling of an object |
| 12/02/2009 | CN101594076A Magnetoelectric transducer based on double-tuning-fork variable amplitude resonance structure |
| 12/02/2009 | CN101594075A Composite array magnetoelectric transducer with magnetostriction and piezoelectric material on elastic base plate |
| 12/02/2009 | CN101594074A Composite array magnetoelectric transducer adopting magnetostriction and piezoelectric material of poly-energy accumulator |
| 12/02/2009 | CN101594073A System for driving piezoelectric material to generate electricity by using wind energy |
| 12/02/2009 | CN101594072A Solar power generation device |
| 12/02/2009 | CN101594071A Flexible clamping sleeve of piezoelectric ceramic actuator |
| 12/02/2009 | CN101594070A Composite magnetoelectric transducer with energy accumulation |
| 12/02/2009 | CN101594069A Fold-shaped compound piezoelectric energy converting structure |
| 12/02/2009 | CN101593808A Multi-layer piezoelectric element and method for manufacturing the same |
| 12/02/2009 | CN101593806A Multi-layer piezoelectric element and method for manufacturing the same |
| 12/02/2009 | CN100566119C Near-resonance wide-range operating electromechanical motor |
| 12/02/2009 | CN100566118C Motor based on direct piezoelectric impact rotation |
| 12/02/2009 | CN100566117C Coupling two-way linear ultrasonic electric machine of changer and its exciting method |
| 12/02/2009 | CN100566116C Piezoelectric resonator array and planar three-freedom final motion platform |
| 12/02/2009 | CN100566115C Vibration wave driven apparatus and vibrator |
| 12/02/2009 | CN100566114C Cross combined excitation mode stator and micro-ultrasonic electric machine with the same stator |
| 12/01/2009 | US7626745 Diffractive thin-film piezoelectric micromirror and method of producing the same |
| 11/26/2009 | WO2009141970A1 Vibrating device |
| 11/26/2009 | US20090289523 Protection device |
| 11/26/2009 | DE102008022947A1 Verfahren und Vorrichtung zur Ansteuerung eines Stellantriebs Method and apparatus for driving an actuator |
| 11/26/2009 | DE102004027291B4 Verfahren und Vorrichtung zum Steuern eines Ventils Method and apparatus for controlling a valve |
| 11/25/2009 | EP2122702A2 Optical adjustment mounts with piezoelectric inertia driver |
| 11/25/2009 | CN101588144A Coaxial parallel type double stator double rotor ultrasonic motor |
| 11/25/2009 | CN101588143A Two-variance spherical travelling-wave ultrasonic motor |
| 11/25/2009 | CN101588141A Piezoelectric ceramic pump driving power supply |
| 11/25/2009 | CN101586995A Multi-variant spherical travelling-wave ultrasonic motor moment measuring device |
| 11/25/2009 | CN101584511A Shoe |
| 11/25/2009 | CN100563091C Ultrasonic motor |
| 11/25/2009 | CN100563039C Multilayer piezoelectric element and its manufacturing method |
| 11/24/2009 | US7623007 Device including piezoelectric thin film and a support having a vertical cross-section with a curvature |
| 11/24/2009 | US7622847 Method and device for precisely resisting and moving high load |
| 11/19/2009 | WO2009139345A1 Driving device |
| 11/19/2009 | WO2009139344A1 Drive device |
| 11/19/2009 | US20090284823 Method of operating a micromechanical device that contains anti-stiction gas-phase lubricant |
| 11/19/2009 | US20090284103 Electric Generating Unit as Substitute for Vehicle Battery |
| 11/19/2009 | US20090284102 System and Method for Resonance Frequency Tuning of Resonant Devices |
| 11/19/2009 | DE102008020931A1 Verfahren zur Ansteuerung eines Piezoaktors in einem Kraftstoffinjektor Method for driving a piezoelectric actuator in a fuel injector |
| 11/19/2009 | DE102005034162B4 Schaltung und Verfahren zum Betrieb einer Last mit niedriger Impedanz Circuit and method for operating a low impedance load |
| 11/18/2009 | EP2118942A1 Device for converting the mechanical energy of impacts into electric energy with an optimised yield |
| 11/18/2009 | CN201349184Y Wind power generation motor |
| 11/18/2009 | CN101582653A Ultrasonic motor with two linear degrees of freedom based on flexural oscillation driving of rectangular plate |
| 11/18/2009 | CN101582652A High-dynamic high-power bridge-type piezoceramics driving power with signal generator |
| 11/18/2009 | CN101581818A Lens drive device |
| 11/18/2009 | CN100561850C Drive controlling device, electronic apparatus, drive controlling method for electronic apparatus |
| 11/17/2009 | US7618391 Waveform sensing and regulating fluid flow valve |
| 11/12/2009 | WO2009136513A1 Organic piezoelectric film, ultrasonic transducer using the organic piezoelectric film, process for producing the organic piezoelectric film, ultrasonic probe, and ultrasonic medical image diagnosis device |
| 11/12/2009 | WO2009136053A2 Device for controlling an ultrasonic piezoelectric actuator |
| 11/12/2009 | US20090278421 Ultrasonic motor |
| 11/12/2009 | US20090277300 Inertial drive actuator |
| 11/12/2009 | DE102008001571A1 Verfahren und Vorrichtung zur Überwachung eines Piezoaktors Method and device for monitoring of a piezoelectric actuator |
| 11/12/2009 | DE10150414B4 Kraftstoffeinspritzsystem The fuel injection system |
| 11/11/2009 | EP2117057A2 Inertial drive actuator |
| 11/11/2009 | EP2115865A1 Foreign substance removing device and foreign substance removing method |
| 11/11/2009 | EP1895650B1 Piezoelectric actuator and electronic device having the same |
| 11/11/2009 | CN201345623Y Split type spiral stator micromotor |
| 11/11/2009 | CN101578716A Monolithic piezoactuator with transition region and safety layer and use of the piezoactuator |
| 11/05/2009 | DE102008021904A1 Rotationsantrieb Rotary drive |
| 11/05/2009 | DE102008021903A1 Festkörperaktorantriebs-Schaltung und Festkörperaktorantriebs-Auswerteverfahren Festkörperaktorantriebs circuit and Festkörperaktorantriebs-evaluation |
| 11/04/2009 | EP2114004A1 Ultrasonic operation device and microtube inside system |
| 11/04/2009 | EP1436505B1 Switched resonant power conversion electronics |
| 11/04/2009 | CN201341098Y Ultrasonic motor transmitting powder by hollow thread |
| 11/03/2009 | US7612483 Harmonic cMUT devices and fabrication methods |
| 11/03/2009 | US7612473 Driving device and method |
| 10/29/2009 | WO2009131004A1 Linear drive ultrasonic motor |
| 10/29/2009 | WO2009131003A1 Linear drive ultrasonic motor |
| 10/29/2009 | WO2009131002A1 Linear drive ultrasonic motor |
| 10/29/2009 | WO2009131000A1 Stacked piezoelectric element and ultrasonic motor |
| 10/29/2009 | WO2009130902A1 Meandering oscillator, optical reflecting element using meandering oscillator and image projection device using meandering oscillator |
| 10/29/2009 | US20090267456 Linear drive ultrasonic motor |
| 10/29/2009 | US20090267455 Vibration Actuator |
| 10/29/2009 | US20090267454 Linear drive ultrasonic motor |
| 10/29/2009 | US20090267452 System and method for energy generation in an oil field environment |
| 10/29/2009 | US20090267451 Positioning Motor and Apparatus |
| 10/29/2009 | US20090267450 Vibration Actuator |
| 10/29/2009 | DE102008019492A1 Linearisierung hysteresebehafteter Aktoren Linearization hysteresebehafteter actuators |
| 10/29/2009 | DE102008001405A1 Piezoelektrische Antriebsvorrichtung, sowie Verfahren zum Betreiben einer solchen A piezoelectric drive device, and to methods of operating such |
| 10/28/2009 | EP2112759A2 Piezo-electric motor |
| 10/28/2009 | EP2112551A2 Driving apparatus and image pickup apparatus |
| 10/28/2009 | CN101569085A Oscillation actuator, lens barrel and camera |
| 10/28/2009 | CN101567644A Driving apparatus and image pickup apparatus |
| 10/28/2009 | CN101567643A Wireless drive system used in ultrasonic motor |
| 10/28/2009 | CN101567642A Vibration actuator, lens barrel and camera |
| 10/28/2009 | CN101567641A 固态图像拾取器件 Solid-state image pickup device |
| 10/28/2009 | CN101567640A Method and circuit for driving piezoelectric motor |