| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 05/10/2002 | CA2423841A1 Nanoscale piezoelectric generation systems background of the invention |
| 05/09/2002 | US20020053952 Method and apparatus for temperature compensating a piezoelectric device |
| 05/09/2002 | US20020053858 Driving apparatus of vibration type actuator |
| 05/09/2002 | US20020053857 Piezoelectric identification device and applications thereof |
| 05/09/2002 | US20020053801 Nanoscale piezoelectric generation systems |
| 05/08/2002 | EP1204191A2 Wireless power supply method |
| 05/08/2002 | EP1204152A2 External electrodes for piezoceramic stack actuators |
| 05/08/2002 | DE10152490A1 Außenelektroden an piezokeramischen Vielschichtaktoren Outer electrodes on piezoceramic stack actuators |
| 05/08/2002 | DE10055113A1 Cutting tool comprises cutting punch guide using piezoelectric actuators formed by quartz stack |
| 05/08/2002 | DE10054398A1 Device for generation of electrical energy by piezoelectric effect, has piezoelectric converters arranged around gearwheel located on shaft in outer part and teeth of gearwheel compress piezoelectric converters periodically |
| 05/08/2002 | DE10054017A1 Piezo-actuator module, especially for fuel injection system, has sheath element designed as heat-conducting rubber element which has shell-shaped design and lies directly on piezo-actuator |
| 05/08/2002 | CN1348318A Complex sound exciter drive circuit and portable information terminal |
| 05/07/2002 | US6384515 Multidirectional motors |
| 05/07/2002 | US6384514 Reversible piezoelectric positioning device and a disk drive using same |
| 05/07/2002 | US6384513 Ultrasonic motor and method of manufacturing the motor |
| 05/07/2002 | US6384512 Driving apparatus for piezo-actuator having abnormality detecting function |
| 05/07/2002 | US6384511 Device having vibration wave motor as driving source |
| 05/07/2002 | US6384493 Drive device and apparatus equipped with said drive device |
| 05/02/2002 | WO2002035695A1 Piezoelectric actuator, drive method, and information storage device |
| 05/02/2002 | US20020051332 Apparatus and method for driving actuator |
| 05/02/2002 | US20020051326 Precise positioning actuator for head element, head gimbal assembly with the actuator, disk drive apparatus with the head gimbal assembly, manufacturing method of actuator and manufacturing method of head gimbal assembly |
| 05/02/2002 | US20020050769 Electroactive polymer electrodes |
| 05/02/2002 | US20020050767 Micro-actuator and method of producing the same |
| 05/02/2002 | US20020050765 Vibratory motors and methods of making and using same |
| 05/02/2002 | DE10139686A1 Piezoelectric extension actuator for damping structural vibration uses stack of d33 piezoelements between output elements secured to structure |
| 05/02/2002 | DE10112588C1 Piezoactuator has metallisation that is short in comparison to its associated electrode layer so that only part of electrode layer is connected to metallisation |
| 04/30/2002 | US6380661 Linear incremental bi-directional motor |
| 04/30/2002 | US6380660 Vibration type actuator and vibration type driving apparatus |
| 04/30/2002 | US6380659 Method and device for controlling a controller having a capacitive element |
| 04/25/2002 | US20020047502 Vibrating gyroscope |
| 04/25/2002 | US20020047499 Packaged strain actuator |
| 04/25/2002 | US20020047498 Linear motor |
| 04/25/2002 | US20020047497 Surface acoustic wave element, frequency filter, frequency oscillator, electronic circuit, and electronic apparatus |
| 04/25/2002 | US20020047496 Electromechanical functional module and associated process |
| 04/25/2002 | US20020047495 Surface acoustic wave device, and its fabrication process |
| 04/25/2002 | US20020047491 Electrostatic actuator and method of driving the same |
| 04/25/2002 | DE10127444A1 Piezoelectric mechanism, especially for generating braking forces e.g. for vehicle braking, has threaded spindle, and foot associated with each clamping piezo packet with profile complementary to threaded spindle profile |
| 04/25/2002 | DE10048430A1 Piezoelectric actuator, e.g. for control valves in vehicles, has piezoelectric material and metal or electrical conducting layers forming actuator body and gap provided between body and enclosing jacket is filled with liquid medium |
| 04/24/2002 | EP1199758A2 Electromechanical function module |
| 04/24/2002 | EP1198850A2 Piezoelectric actuator |
| 04/23/2002 | US6376971 Electroactive polymer electrodes |
| 04/23/2002 | US6376968 Field-induced piezoelectricity for electrical power generation |
| 04/23/2002 | US6376967 Inertial/audio unit and construction |
| 04/23/2002 | US6376966 Method and apparatus for controlling a piezoelectric device |
| 04/23/2002 | US6376965 Driving device for vibration type actuator |
| 04/18/2002 | WO2002031378A1 Piezoelectric extension actuator |
| 04/18/2002 | WO2002030720A2 Self-powered wireless switch |
| 04/18/2002 | WO2001076056A3 Piezoelectric motor and a disk drive using same |
| 04/18/2002 | WO2001062394A3 Micromachined two-dimensional array droplet ejectors |
| 04/18/2002 | US20020044046 Compound acoustic actuator drive circuit and portable information terminal |
| 04/18/2002 | US20020043895 Piezoelectric micro-transducers, methods of use and manufacturing methods for the same |
| 04/18/2002 | US20020043894 Piezoelectric actuator |
| 04/18/2002 | DE10047363A1 Flächendruckerzeugungseinrichtung bei einer Spritzgießmaschine Surface pressure generating device for an injection molding machine |
| 04/16/2002 | US6373170 Piezo-electric motor |
| 04/11/2002 | WO2002029965A1 Piezoelectric energy harvester and method |
| 04/11/2002 | WO2002029841A1 An improved low voltage contactor |
| 04/11/2002 | WO2001091315A3 Energy self-sufficient high frequency transmitter |
| 04/11/2002 | WO2001081857A3 Resonant probe driving arrangement and scanning probe microscope |
| 04/11/2002 | DE10130078A1 Piezoelektrische Betätigungsvorrichtung Piezoelectric operating device |
| 04/10/2002 | EP1195789A1 An improved low voltage contactor |
| 04/10/2002 | EP1194959A2 Adjusting device for displacing individual elements of optical systems or of measuring systems |
| 04/10/2002 | EP1194958A1 Piezo-actuator comprising a temperature compensator |
| 04/09/2002 | US6369490 Base electrode is made of nicr and reduces orientation of the intermediate electrode and the intermediate electrode is made of one of al and an alloy including al. |
| 04/09/2002 | US6367767 Control member for a piezo-valve |
| 04/04/2002 | WO2001024287A3 Internal electrodes for a stacked piezoactuator and method for producing the same |
| 04/04/2002 | US20020039261 Head suspension assembly for magnetic disk drives |
| 04/04/2002 | US20020039060 Actuator |
| 04/04/2002 | US20020038988 Driving apparatus and method for driving a driven member |
| 04/04/2002 | US20020038987 Vibratory motors and methods of making and using same |
| 04/04/2002 | US20020038986 Vibratory motors and methods of making and using same |
| 04/04/2002 | US20020038713 Method for producing an electronic or electrical component with a plastic-passivated surface |
| 04/04/2002 | DE10046661A1 Piezoactuator e.g. for fuel injector of IC engine, has piezoelement clamped between head and foot parts, and casing attached securely to foot part in sealed manner |
| 04/03/2002 | EP1192704A1 Piezoelectric drive, especially a holding frame, a friction element and a circuit configuration |
| 04/03/2002 | EP1192673A1 Improvements in or relating to ultrasonic motors |
| 04/03/2002 | EP1192671A1 Piezo actuator with temperature compensation |
| 04/03/2002 | EP1192670A1 Piezo-element comprising a multilayer structure that is produced by folding |
| 04/03/2002 | EP1192376A1 Piezo-actuator |
| 04/03/2002 | EP1192345A1 Method and device for charging a capacitive actuator |
| 04/03/2002 | EP1191895A1 Power assistance device for an ultrasonic vibration dental handpiece |
| 04/03/2002 | CN1082274C Cylindrical-shaped piezo ultrasonic micro-motor based on freely-bending vibration mode |
| 04/03/2002 | CN1082237C Micro-relay and method for manufacturing the same |
| 04/02/2002 | US6366868 Method and configuration for diagnosis of a capacitive actuator |
| 04/02/2002 | US6366004 Ultrasonic motor |
| 04/02/2002 | US6366003 Ultrasonic motor and electronic apparatus with ultrasonic motor |
| 03/28/2002 | WO2002025801A1 Piezoelectric motor |
| 03/28/2002 | WO2002025747A2 Electronic circuit for highly efficient driving of piezoelectric loads |
| 03/28/2002 | WO2001071648A3 Piezoelectric identification device and applications thereof |
| 03/28/2002 | US20020036448 Piezoelectric generator and mounting structure therefor |
| 03/28/2002 | US20020036446 Piezeoelectric transducer having protuberances for transmitting acoustic energy and method of making the same |
| 03/28/2002 | US20020036445 Ultrasonic motor and electronic apparatus equipped with ultrasonic motor |
| 03/28/2002 | DE10045214A1 Ventil zum Steuern von Flüssigkeiten Valve for controlling fluids |
| 03/28/2002 | CA2416628A1 Piezoelectric motor |
| 03/27/2002 | EP1191678A2 Apparatus and method for driving actuator |
| 03/27/2002 | EP1190833A1 Surface pressure generating device in an injection moulding machine |
| 03/27/2002 | EP1190457A1 Piezo-electric transformer circuit |
| 03/27/2002 | EP1190168A2 Actuator |
| 03/27/2002 | CN1342310A Vibration control of piezoelectric microactuator |
| 03/26/2002 | US6362938 Fine drive and positioning units and memory apparatus |
| 03/26/2002 | US6362557 Ultrasonic method and actuator for inducing motion of an object |
| 03/26/2002 | US6362542 Piezoelectric microactuator for precise head positioning |