Patents
Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251)
10/2010
10/07/2010WO2010113764A1 Ultrasonic motor device
10/07/2010WO2010113603A1 Optical scanner
10/07/2010WO2010113602A1 Optical scanner
10/07/2010WO2010113505A1 Piezoelectric actuator and lens barrel
10/07/2010US20100253632 Input module having piezoelectric pad
10/07/2010US20100253184 Apparatus for generating electrical energy and method for manufacturing the same
10/07/2010DE102009015201A1 Piezomotor, has piezo legs arranged in direction of movement, where contact points of respective piezo legs run through circular or elliptical motion and one piezo leg causes driving of drive rod
10/07/2010DE102009014494A1 Method for operating piezoelectric multi-layered stack as e.g. piezoelectric multi-layered actuator, in low-temperature injector, involves regulating internal temperature of piezoelectric stack to desired value within tolerance range
10/06/2010CN201601623U 压力发电转换装置 Pressure power conversion device
10/06/2010CN1721993B System and method for moving an object employing piezo actuators
10/06/2010CN101855821A Power generation unit and light emitting tool
10/06/2010CN101855820A Power generation unit
10/06/2010CN101854130A Force-electricity energy converter and array thereof
10/06/2010CN101854129A Vibration actuator, lens barrel and camera
10/06/2010CN101854128A Actuator
10/06/2010CN101854104A Power generating guide rail
10/05/2010US7808158 Flow driven piezoelectric energy harvesting device
10/05/2010US7807917 Thermoelectric and pyroelectric energy conversion devices
09/2010
09/30/2010WO2010110717A1 Pneumatic motor unit with integrated voltage generating means
09/30/2010WO2010110417A1 Actuator device and input device
09/30/2010WO2010110291A1 Layered piezoelectric element, injection device utilizing same, and fuel injection system
09/30/2010WO2010110063A1 Driving device
09/30/2010WO2010109976A1 Driving device
09/30/2010WO2010109968A1 Drive device manufacturing method and drive device manufactured by this manufacturing method
09/30/2010WO2010109834A1 Actuator, drive device, lens unit, image-capturing device, and operation method for actuator
09/30/2010WO2010109826A1 Actuator, drive device, lens unit, image-capturing device, and operation method for actuator
09/30/2010WO2010109825A1 Actuator, drive device, lens unit, image-capturing device
09/30/2010US20100249605 Harmonic cmut devices & fabrication methods
09/30/2010US20100247087 Actuator and imaging device
09/30/2010US20100245963 Piezoelectric actuator, driving device, positioning device and laser module
09/30/2010US20100245518 Piezoelectric motor, liquid ejecting apparatus and timepiece
09/30/2010US20100245517 Piezoelectric motor, liquid ejecting apparatus, and clock
09/30/2010US20100244629 Piezoelectric Generator
09/30/2010US20100244627 Drive unit
09/30/2010US20100244457 Energy harvesting system
09/30/2010DE102009014071A1 Drive module for piezoelectric injector of internal combustion engine, has piezoelectric actuator with stack which is formed of multiple material layers and multiple electrode layers
09/30/2010DE102009013849A1 Vorrichtung und Verfahren zur elektromechanischen Positionierung Apparatus and method for electro-mechanical positioning
09/30/2010DE102009001938A1 Piezoaktor mit einem Mehrlagenaufbau und ein Verfahren zu dessen Herstellung Piezo actuator with a multi-layer structure and a process for its preparation
09/30/2010DE102006025955B4 Piezoelektrischer Aktor mit Isolationsabsicherung Piezoelectric actuator with isolation protection
09/29/2010CN1906843B Piezoelectric actuator drive apparatus, electronic device, driving method thereof
09/29/2010CN1901351B Electroactive polymer actuator and diaphragm pump using the same
09/29/2010CN101849299A Laminated piezoelectric element and ultrasonic motor
09/29/2010CN101847942A Piezoelectric motor, liquid ejecting apparatus, and clock
09/29/2010CN101847941A Actuator
09/29/2010CN101556366B Zoom lens driving device
09/29/2010CN101044677B Surface acoustic wave excitation device
09/29/2010CN101044671B Drive device
09/29/2010CN101022254B Piezoelectric vibrator, intrinsic frequency adjusting method of piezoelectric vibrator, piezoelectric actuator and electronic device
09/28/2010US7804226 Polymer actuator
09/28/2010US7804224 Piezoelectric motor and piezoelectric motor system
09/23/2010WO2010106598A1 Piezoelectric power generating device
09/23/2010WO2010080634A3 Piezoelectric quasi-resonance motors based on acoustic standing waves with combined resonator
09/23/2010WO2010076111A3 Oscillation drive
09/23/2010WO2010058985A3 Laminated piezoelectric element, a driver using a piezoelectric element, and a miniature camera drive device using the same
09/23/2010US20100241382 Calibration method for inertial drive actuator, inertial drive actuator device, and method of calculating position of moving body
09/23/2010US20100237748 Spring disc energy harvester apparatus and method
09/23/2010US20100237747 Piezoelectric Composite Material
09/23/2010US20100237745 Piezoelectric Thin Film Device
09/23/2010US20100237743 Ultrasonic actuator
09/23/2010US20100236329 Methods and apparatus for integrated energy harvesting power sources and inertial sensors for gun-fired munitions
09/23/2010DE112008002666T5 Energiegewinnungssystem und Verfahren zur Verwendung mehrerer Energiequellen Energy recovery system and method for using multiple energy sources
09/23/2010DE102009014069A1 Piezoaktor in Vielschichtbauweise Piezoelectric actuator of multilayer design
09/23/2010DE102009013125A1 Piezoaktor in Vielschichtbauweise und Verfahren zum Befestigen einer Außenelektrode bei einem Piezoaktor Piezoelectric actuator of multilayer design and method for attaching an external electrode to a piezoelectric actuator
09/22/2010CN201590775U Piezo-electricity generator applied to steps in front of building
09/22/2010CN101842916A Stacked piezoelectric element and piezoelectric pump
09/22/2010CN101842915A Laminated piezoelectric element, injection device having the element, and fuel injection system
09/22/2010CN101841255A Noise power generation device and power generation method
09/22/2010CN101841254A Piezoelectric generation low-power consumption power-supply system and power supply method thereof
09/22/2010CN101837739A Patented invention technology of electrical vehicle with internal power supply capacity
09/22/2010CN101253638B Layered piezoelectric element and injection device using the same
09/21/2010US7800283 Screw driving device and screw
09/21/2010US7798757 Screw driving device and screw
09/16/2010WO2010104130A1 Spherical ultrasound motor and control method for a spherical ultrasound motor
09/16/2010US20100231308 Surface acoustic wave sensor and sensing method using surface acoustic wave
09/16/2010US20100231046 Multisource integrated Electricity Generation from Novel Smart Roads and Pavements
09/16/2010DE102010004212A1 Ultraschallmotor Ultrasonic Motor
09/16/2010DE102009044295A1 Piezoaktor und Kraftstoffeinspritzventil Piezoelectric actuator and the fuel injection valve
09/15/2010EP2227835A1 Variable operating voltage in micromachined ultrasonic transducer
09/15/2010CN101836305A Stacked morphing actuator
09/15/2010CN101834545A 三相震动式陶瓷发电机 Three-phase ceramic vibration generator
09/15/2010CN101834269A Piezoelectric ceramic, vibrator and ultrasonic motor
09/15/2010CN101170290B Micro bending ultrasonic electromotor based on magnetic force pre-pressure device
09/15/2010CN101150289B Ultrasound motor drive controller based on built-in system chip
09/14/2010US7795782 Miniaturizable motor
09/10/2010WO2010101139A1 Vibration motor unit, vibration motor, and lens drive device using vibration motor
09/09/2010US20100226075 Electroactive actuator for portable communication devices
09/09/2010US20100225203 Driving device
09/09/2010DE102009001254A1 Schwingungsantrieb Vibration drive
09/08/2010EP2013965B1 Piezoelectric motor to be used as a vehicle drive system, actuator, and similar
09/08/2010CN1862940B Drive wave generation circuit
09/08/2010CN1799151B Active/passive absorber for vibration and sound radiation control
09/08/2010CN101826815A Drive device and image pickup apparatus
09/08/2010CN101826814A Rail pressure generation module and system integration technology
09/08/2010CN101373937B Ultrasound motor drive controller based on embedded system level chip
09/08/2010CN101372170B Pulse width control device and method
09/08/2010CN101304223B Longitudinal-shaking sandwich energy converter type cylinder type birotor ultrasonic motor
09/08/2010CN101262187B Bending vibration sandwich energy converter cylinder stator and ultrasonic electromotor using this stator
09/08/2010CN101141102B Ultrasound motor driven quick reaction device
09/08/2010CN101071999B Motion superposition linear ultrasonic motor and electric exciting manner
09/08/2010CN101071998B Square-wave driving inertia linear piezoelectric motor
1 ... 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 ... 143