| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 11/25/2004 | WO2004064170A3 Method for operating a piezoelectric motor, and piezoelectric motor comprising a stator in the form of a hollow cylindrical oscillator |
| 11/25/2004 | US20040233793 Analog electronic timepiece |
| 11/25/2004 | US20040232807 Electroactive polymer transducers and actuators |
| 11/25/2004 | DE10225408B4 Piezoaktor, Verfahren zu dessen Herstellung und dessen Verwendung Piezo actuator, to processes for its preparation and its use |
| 11/25/2004 | DE102004018100A1 Gestapeltes piezoelektrisches Element Stacked piezoelectric element |
| 11/24/2004 | EP1479112A1 Layered piezoelectric element realizing stable operating characteristic for high-quality image recording |
| 11/24/2004 | CN2659021Y Metal column stator adhered with piezoelectric sheet and micro-ultra sounic motor using said stator |
| 11/18/2004 | US20040227433 Ultrasonic motor, an operating apparatus, an optical apparatus and an electric instrument |
| 11/18/2004 | US20040227432 Piezoelectric actuator unit, manufacturing method thereof, piezoelectric structural body, and liquid ejecting apparatus using the same |
| 11/18/2004 | DE10319601A1 Aktoreinheit für ein piezogesteuertes Kraftstoffeinspritzventil Actuator unit for a piezo-controlled fuel injection valve |
| 11/18/2004 | DE102004015637A1 Betätigungsvorrichtung und elektrisches Gerät Actuating device and electrical device |
| 11/17/2004 | EP1476908A2 Low cost bending actuator with two-dimensional motion |
| 11/17/2004 | EP1476907A2 Piezo actuator comprising a structured external electrode |
| 11/17/2004 | EP0934605B1 Method and device for controlling a capacitative actuator |
| 11/17/2004 | CN2657282Y Spherical electric machine for combined supermagnetic vibrator |
| 11/17/2004 | CN1547779A Beam steering arrangements and optical switches |
| 11/17/2004 | CN1176519C Two-way rotating longitudinal-bending standing-wave supersonic motor |
| 11/16/2004 | US6819816 Actuator, optical fiber moving apparatus, and optical switch |
| 11/16/2004 | US6819029 Vibration wave driving apparatus |
| 11/16/2004 | US6817072 Method of manufacturing a piezoelectric/electrostrictive device |
| 11/16/2004 | US6817071 Method of manufacturing surface acoustic wave device having bump electrodes |
| 11/11/2004 | WO2004098039A2 Piezoelectric motor allowing at least two degrees of freedom, in rotation and linear displacement |
| 11/11/2004 | WO2004097952A1 Actuating unit for a piezo-electrically controlled fuel injection valve |
| 11/11/2004 | WO2004038819A3 Piezoelectric switch for tunable electronic components |
| 11/11/2004 | US20040221658 Movement actuator/sensor systems |
| 11/11/2004 | DE102004015850A1 Piezoelektrisches Betätigungsglied und piezoelektrische Keramik A piezoelectric actuator, and piezoelectric ceramic |
| 11/11/2004 | DE102004015574A1 Geschichtetes piezoelektrisches Element mit zuverlässiger elektrischer Verbindung A laminated piezoelectric element with reliable electrical connection |
| 11/11/2004 | DE102004012283A1 Piezoelektrisches Stellglied, Herstellungsverfahren und Einspritzdüse A piezoelectric actuator, manufacturing processes and the injection nozzle |
| 11/11/2004 | CA2524171A1 Piezoelectric motor allowing at least two degrees of freedom, in rotation and linear displacement |
| 11/10/2004 | CN1545612A Sensor using electro active curved helix and double helix |
| 11/10/2004 | CN1545201A Spherical motor combined with overexcitation vibrator |
| 11/10/2004 | CN1544208A Minitype multi-articulation electromagnetic and piezoelectric creeping motion robot system |
| 11/10/2004 | CN1175557C Vibrating actuator driving system, device, circuit and pulsing signal generating circuit |
| 11/09/2004 | US6815873 Releasable fastener system |
| 11/09/2004 | US6815871 Drive mechanism and drive method employing circuit for generating saw-tooth waveform voltage |
| 11/09/2004 | US6813815 Method of producing a piezoelectric/electrostrictive element |
| 11/04/2004 | WO2004095604A2 Method and apparatus for an ambient energy battery or capacitor recharge system |
| 11/04/2004 | WO2004095595A1 Actuator |
| 11/04/2004 | WO2004094102A1 Linear output, closed loop mover assembly |
| 11/04/2004 | US20040217672 Monolithic multilayer actuator in a housing |
| 11/04/2004 | US20040216289 Piezoelectric/electrostrictive device and method of producing the same |
| 11/04/2004 | US20040216288 Piezo-electric/electrostrictive device and method of manufacturing same |
| 11/04/2004 | DE10297522T5 Rasterkraftsonden-Mikroskop Atomic force microscope probe |
| 11/03/2004 | CN1543052A High-low voltage driving method for improving piezoelectric ultrasonic motor stepping resolution ratio and reducing driving energy consumption |
| 11/03/2004 | CN1543051A Ultra-fine bidirectional driving type linear micromotor |
| 11/03/2004 | CN1543050A 操作装置和电子仪器 Operating device and electronic equipment |
| 11/03/2004 | CN1543049A 操作装置和电子仪器 Operating device and electronic equipment |
| 11/03/2004 | CN1542993A Piezoelectric element forming parts and method for preparation thereof, piezoelectric actuator unit and liquid injector head |
| 11/03/2004 | CN1174437C Piezoelectric ceramics composition and high-output power transformer produced with the same composition |
| 11/03/2004 | CN1174416C 致动器 Actuator |
| 11/02/2004 | US6812624 Electroactive polymers |
| 11/02/2004 | US6812621 Multiplexer for a piezo ceramic identification device |
| 11/02/2004 | US6812618 Control apparatus for vibration type actuator |
| 10/28/2004 | WO2004036727A3 Piezoelectric driving apparatus |
| 10/28/2004 | US20040214352 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor |
| 10/28/2004 | US20040212280 Force activated, piezoelectric, electricity generation, storage, conditioning and supply apparatus and methods |
| 10/28/2004 | US20040212279 Linear output, closed loop mover assembly |
| 10/28/2004 | US20040212278 Drive unit and an operating apparatus |
| 10/28/2004 | US20040212276 Method and apparatus for an ambient energy battery or capacitor recharge system |
| 10/28/2004 | DE10315067A1 Piezoelektrischer Aktor mit einem zweiteiligen hülsenförmigen Gehäuse und Verfahren zur Herstellung eines Gehäuses für einen piezoelektrischen Aktor Piezoelectric actuator with a two-part sleeve-like housing, and method for manufacturing a housing for a piezoelectric actuator |
| 10/28/2004 | DE102004012863A1 Piezoelektrischer Aktuator A piezoelectric actuator |
| 10/27/2004 | EP1471239A1 Controldevice for a piezoelectric ultrasonic actuator and method of operation |
| 10/27/2004 | CN1173468C Surface acoustic wave device and communication equipment |
| 10/27/2004 | CN1173421C Piezoelectric transformer for fluorescent lamp |
| 10/26/2004 | US6809462 Electroactive polymer sensors |
| 10/26/2004 | US6809461 Drive unit |
| 10/26/2004 | US6809460 Position control apparatus and method for table member |
| 10/26/2004 | US6809458 Apparatus and method for controlling ultrasonic motor |
| 10/21/2004 | WO2004090999A1 Apparratus and process for optimizing work from a smart material actuator product |
| 10/21/2004 | WO2004090314A1 Method for determining the individual control voltage of a piezoelectric element |
| 10/21/2004 | WO2004079832A3 Rolled electroactive polymers |
| 10/21/2004 | US20040208042 Power output stage for capacitive loads |
| 10/21/2004 | US20040207296 Laminate-type piezoelectric device and method for manufacturing the same |
| 10/21/2004 | US20040207293 Telescoping piezoelectric actuator |
| 10/21/2004 | US20040207292 Small piezoelectric air pumps with unobstructed airflow |
| 10/21/2004 | US20040207290 Piezoelectric actuator |
| 10/21/2004 | US20040207288 Method of producing lead zirconate titanate-based thin film, dielectric device and dielectric thin film |
| 10/21/2004 | US20040206596 Power transmitting mechanism and power transmitting method |
| 10/21/2004 | DE10315815A1 Verfahren zur Ermittlung der individuellen Ansteuerspannung eines piezoelektrischen Elements Method for determining the individual control voltage of a piezoelectric element |
| 10/21/2004 | DE102004012033A1 Laminiertes piezoelektrisches Element Laminated piezoelectric element |
| 10/21/2004 | CA2521307A1 Apparratus and process for optimizing work from a smart material actuator product |
| 10/20/2004 | EP1469183A1 Control device for an ultrasonic piezoelectric actuator and operation method thereof |
| 10/20/2004 | EP1468459A2 Piezoelectric component and method for the production thereof |
| 10/20/2004 | EP1468458A2 Cylindrical ultrasound transceivers |
| 10/20/2004 | CN2650388Y Piezoelectric ceramic electric machine |
| 10/20/2004 | CN1538612A Ultrasonic vibrator and ultrosonic electric machine |
| 10/19/2004 | US6806626 Electronic component |
| 10/19/2004 | US6806625 Piezoelectric ceramic composition and piezoelectric element |
| 10/19/2004 | US6806624 Microelectromechanical generator using bubbles |
| 10/19/2004 | US6806621 Electroactive polymer rotary motors |
| 10/19/2004 | US6806620 Piezoelectric drive excited by longitudinal and flexural waves |
| 10/14/2004 | WO2004088831A1 Near-resonance wide-range operating electromechanical motor |
| 10/14/2004 | WO2004088830A1 Piezoelectric actuator drive method, piezoelectric actuator drive device, electronic clock, electronic device, piezoelectric actuator drive device control program, and storage medium |
| 10/14/2004 | WO2004088123A1 Piezoelectric actuator comprising a two-part sleeve-type housing and method for producing a housing for a piezoelectric actuator |
| 10/14/2004 | US20040202554 Micro pump |
| 10/14/2004 | US20040201926 Encapsulant for a disc drive component |
| 10/14/2004 | US20040201925 Encapsulant for microactuator suspension |
| 10/14/2004 | US20040201443 Actuator, actuator driving method, and actuator system |
| 10/14/2004 | US20040201342 Lamp device |
| 10/14/2004 | US20040201324 Matrix type piezoelectric/electrostrictive device and manufacturing method thereof |