| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 04/19/2012 | DE102010048880A1 Stapelbares piezoelektrisches Aktorbauelement Stackable piezoelectric actuator device |
| 04/18/2012 | CN102422521A Actuator and optical scanning device using actuator |
| 04/18/2012 | CN102420542A 一种单晶片悬臂式压电振动发电机 A single-chip cantilevered piezoelectric vibration generator |
| 04/18/2012 | CN102420541A 压电陶瓷驱动电源及驱动方法 PZT power and driving method |
| 04/18/2012 | CN102420465A 能够抑制一个压电元件的残余振动的控制装置 A control device capable of suppressing the residual vibration of the piezoelectric element |
| 04/18/2012 | CN102418303A 铁轨 Rail |
| 04/18/2012 | CN101222189B Vibration type driving apparatus |
| 04/17/2012 | US8159763 Vibrating element, vibration actuator, lens barrel, camera system and method for driving vibration actuator |
| 04/17/2012 | US8159112 Polymeric actuator controller, polymeric actuator control method, and electronic apparatus |
| 04/17/2012 | US8159111 Driving device and protection method thereof |
| 04/17/2012 | US8156833 Linear actuator |
| 04/12/2012 | WO2012047071A2 Method for manufacturing flexible nanogenerator and flexible nanogenerator manufactured thereby |
| 04/12/2012 | WO2012045819A1 Arrangement of a piezo actuator and method for operating a piezo actuator |
| 04/12/2012 | WO2012009379A3 Optical adjustable mounts with absolute position feedback |
| 04/12/2012 | US20120087047 Piezoelectric actuator and head suspension |
| 04/12/2012 | US20120087023 Piezoelectric actuator, lens barrel, and camera |
| 04/12/2012 | US20120086366 System and method for dynamic self-sensing of dielectric elastomer actuators |
| 04/12/2012 | US20120086311 Acceleration sensor, vibration power generator device, and acceleration sensor manufacturing method |
| 04/12/2012 | US20120086310 Fluid power generation system having a generator with an electrical-charge-producing material |
| 04/12/2012 | DE102010047940A1 Anordnung eines Piezoaktors und Verfahren zum Betrieb eines Piezoaktors Arrangement of a piezoelectric actuator and method of operating a piezoelectric actuator |
| 04/12/2012 | DE102010047722A1 Piezoelektrisches Bauelement A piezoelectric component |
| 04/12/2012 | DE102010042223A1 Torque producing device for use in fixing device for fixing wheel at bodywork of e.g. commercial vehicle, has spiral or helical torque producing element arranged around rotation axis of torque producing device |
| 04/12/2012 | DE102010042119A1 Ansteuervorrichtung, Mikrosystemvorrichtung und Verfahren zum Ansteuern eines mikromechanischen Aktors Drive device, micro-device system and method for controlling a micromechanical actuator |
| 04/12/2012 | DE102010042060A1 Vibration drive e.g. piezoelectric motor for window lifter of vehicle, has drive element and frictional output element, where one of the elements is made of hard metal and other element is made of steel in respective contact portions |
| 04/11/2012 | EP1999843B1 Method for load detection on a solid state actuator/motor device |
| 04/11/2012 | CN202190224U Wind-driven generator generating power by aid of piezoelectric materials and auxiliary equipment of wind-driven generator |
| 04/11/2012 | CN202190223U 电磁超声混合双转子电机 Electromagnetic ultrasonic mixing dual-rotor motor |
| 04/11/2012 | CN102414854A 压电发电元件和使用压电发电元件的发电方法 The piezoelectric power generating element and a method using a piezoelectric power generating element |
| 04/11/2012 | CN102412757A 一种基频共振频率可调的悬臂型压电发电机 One group frequency resonance frequency adjustable cantilever-type piezoelectric generator |
| 04/11/2012 | CN102412756A 振动波驱动装置 The vibration wave driving apparatus |
| 04/10/2012 | US8154176 System and method for resonance frequency tuning of resonant devices |
| 04/10/2012 | US8154172 Electronic circuit for highly efficient driving of piezoelectric loads |
| 04/10/2012 | US8153941 Method of heating superposed components and heating apparatus therefor |
| 04/05/2012 | WO2012043644A1 Vibration power generation element and vibration power generation device provided with same |
| 04/05/2012 | WO2012041370A1 Electromechanical actuator |
| 04/05/2012 | WO2012012285A3 Methods for controlling one or more positioning actuators and devices thereof |
| 04/05/2012 | US20120081805 Driving mechanism, lens barrel and camera |
| 04/05/2012 | US20120081803 Piezoelectric actuator, lens barrel, and imaging device |
| 04/05/2012 | US20120081802 Piezoelectric actuator, lens barrel, and camera |
| 04/05/2012 | DE102010047280A1 Verfahren und Vorrichtung zur elektrischen Erregung eines Aktors für einen Ultraschallmotor Method and apparatus for electrical excitation of an actuator for an ultrasonic motor |
| 04/04/2012 | EP2437323A1 Device for recovering pressure energy |
| 04/04/2012 | EP2436052A1 Method for producing electromechanical transducer, electromechanical transducer produced by the method, liquid-droplet jetting head, and liquid-droplet jetting apparatus |
| 04/04/2012 | CN1750380B Piezoelectric actuator and micro-electromechanical device |
| 04/04/2012 | CN102405591A Piezoelectric actuator and method for manufacturing same |
| 04/04/2012 | CN102405433A Optical reflection element |
| 04/04/2012 | CN102403924A 直线超声电机磨损减缓方法及直线超声电机 Linear ultrasonic motor wear mitigation methods and linear ultrasonic motor |
| 04/04/2012 | CN102401972A 透镜镜筒及相机 The lens barrel and camera |
| 04/04/2012 | CN101446738B 具有可变光阑功能的微型快门、制造方法及微型相机模块 A variable diaphragm function micro shutter, the camera module manufacturing method, and miniature |
| 04/04/2012 | CN101373936B Drive device and image stabilizer |
| 04/03/2012 | US8147041 Piezoelectric element and method for manufacturing the same, liquid-ejecting head and method for manufacturing the same, and liquid-ejecting apparatus |
| 03/29/2012 | US20120079633 Apparatus and Method for Isolating and Measuring Movement in Metrology Apparatus |
| 03/29/2012 | US20120074815 Pressure power recovery device |
| 03/29/2012 | US20120074814 Wheel with piezoelectric ring and vehicle having same |
| 03/29/2012 | US20120074813 Ultrasonic motor device |
| 03/29/2012 | DE102010047302B3 Piezoelektrisches Vielschichtbauelement und Verfahren zu dessen Herstellung Piezoelectric multilayer component and method for its production |
| 03/29/2012 | DE102006045293B4 Festkörperaktor-Antriebsvorrichtung Solid-state drive device |
| 03/28/2012 | EP1915787B1 Piezoelectric actuator for an ultrasonic motor |
| 03/28/2012 | CN202178720U Piezoelectric vibrator |
| 03/28/2012 | CN102396145A Piezoelectric power generator |
| 03/28/2012 | CN102394558A Mean flow power generating device and method |
| 03/28/2012 | CN101783615B Marine instrument and meter power supply device based on sea wave energy capture |
| 03/28/2012 | CN101686022B Drive circuit of ultrasonic motor |
| 03/28/2012 | CN101345493B Piezoelectricity type micro-pump and its driving circuit |
| 03/28/2012 | CN101340160B Multi-directional energy gathering apparatus based on piezoelectric material |
| 03/27/2012 | US8143818 Ultrasonic motorized stage |
| 03/27/2012 | US8143767 Compact thermoacoustic array energy converter |
| 03/27/2012 | US8143766 Harvesting energy from vehicular vibrations using piezoelectric devices |
| 03/27/2012 | US8143765 Self-powering headset, devices and related methods |
| 03/24/2012 | CA2751867A1 Method and system for synthetic jet cooling |
| 03/22/2012 | US20120068577 Power Harvesting Scheme Based on Piezoelectricity and Nonlinear Deflections |
| 03/22/2012 | US20120068576 Energy harvesting electric device |
| 03/22/2012 | DE102010045597A1 Keramischer Werkstoff, piezoelektrischer Aktor enthaltend den keramischen Werkstoff und Verfahren zur Herstellung des keramischen Werkstoffs Ceramic material, a piezoelectric actuator comprising the ceramic material and process for producing the ceramic material |
| 03/22/2012 | DE102010041200A1 Piezokeramischer Biegewandler Piezoceramic bending transducer |
| 03/22/2012 | DE102004019052B4 Verfahren und Schaltungsanordnung zur Linearisierung des Auslenkungsverhaltens bei der dynamischen oder statischen Ansteuerung eines Piezoaktors, umfassend einen Treiberanschluss, einen Verstärker, insbesondere invertierenden Operationsverstärker, sowie einen Gegen- oder Rückkopplungszweig Method and circuit for linearizing the Auslenkungsverhaltens in the dynamic or static control of a piezoelectric actuator comprising a drive terminal, an amplifier, in particular inverting operational amplifier, and a counter or feedback branch |
| 03/21/2012 | EP1821399B1 Piezoelectric actuator, imaging element moving device using the same, and imaging device using the same |
| 03/21/2012 | CN102388531A 超声波马达装置 Ultrasonic motor unit |
| 03/21/2012 | CN102386804A Self-powered device of automobile remote keyless entry |
| 03/21/2012 | CN102386803A Piezo-electric actuator drive circuit and piezo-electric actuator device |
| 03/21/2012 | CN102386802A Piezoelectric stepped bidirectional linear driver |
| 03/21/2012 | CN102386801A Large-displacement accurate driving mechanism for built-in sensor |
| 03/21/2012 | CN101957490B Driver |
| 03/21/2012 | CN101572506B Cantilever beam oscillating ferroelectric generator |
| 03/21/2012 | CN101277077B Piezoelectric motor and piezoelectric motor system |
| 03/15/2012 | WO2012032222A1 Energy harvesting / tire pressure, temperature and tire data transmitter |
| 03/15/2012 | WO2012032221A1 Power collector structure and method |
| 03/15/2012 | DE102011053448A1 Verwendung eines Piezomotors zum Betreiben eines Ringzeigers über einer Anzeige Using a piezoelectric motor for operating a ring pointer on a display |
| 03/15/2012 | DE102010040761A1 Method for adjusting piezoelectric actuator module of piezoelectric injector to operate module, involves measuring stroke of actuator at reference temperature, and storing measured value of stroke together with characteristics of module |
| 03/14/2012 | EP1880467B1 Positioning apparatus and method |
| 03/14/2012 | CN102379082A Control apparatus for vibration wave driven apparatus |
| 03/14/2012 | CN102377363A Dual-permanent-magnet compensation bias magnetic circuit of giant magnetostrictive actuator |
| 03/14/2012 | CN102375292A Device and actuator for controlling inclination or rotation center of optical system |
| 03/14/2012 | CN101630925B Square rotary ultrasonic motor oscillator |
| 03/13/2012 | US8134432 Magnetically biased magnetopropant and pump |
| 03/13/2012 | US8134279 Piezoelectric damping device |
| 03/13/2012 | US8134276 Methods and systems for positioning micro elements |
| 03/13/2012 | US8132594 Hydraulic valve actuated by piezoelectric effect |
| 03/08/2012 | WO2012030680A1 Bladeless wind power generator |
| 03/08/2012 | WO2012029925A1 Ultrasonic motor |
| 03/08/2012 | WO2012008114A3 Vibration type driving device |
| 03/08/2012 | US20120055257 Pressure sensing or force generating device |