| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 11/08/2000 | EP1050955A1 Method of power supply for electronic systems and device therefor |
| 11/08/2000 | EP1050393A2 Apparatus for generating vibrations for a mould |
| 11/07/2000 | US6144140 Ultrasonic motor and electronic device fitted with ultrasonic motor |
| 11/07/2000 | CA2305483A1 Vibration drive for a mold |
| 11/02/2000 | EP1049253A2 Surface acoustic wave device having bump electrodes and method for producing the same |
| 11/02/2000 | EP1048086A1 Piezoelectric drive device |
| 11/01/2000 | CN2404262Y 活塞式往复电动机 Reciprocating piston motors |
| 11/01/2000 | CN1271999A Surface acoustic wave device having salient pole and its manufacturing method |
| 10/31/2000 | US6140745 Motor mounting for piezoelectric transducer |
| 10/31/2000 | US6140743 Piezoelectric actuator and method for manufacturing the same |
| 10/31/2000 | US6140741 Vibration type actuator |
| 10/26/2000 | WO2000063980A1 Piezoelectric actuator |
| 10/26/2000 | DE19928191A1 Piezoactuator for operating mechanical component e.g. valve, has multilayer structure of piezo layers and in between internal electrodes via which electrical voltage is applied |
| 10/26/2000 | DE19917728A1 Piezoelectric actuator particularly for operating control valves or injection valves in vehicles, has additional planar electrode strip adjacent actuator body with double comb-type legs |
| 10/26/2000 | DE19916161A1 Einrichtung zur Erzeugung hochfrequenter mechanischer Schwingungen für ein dentales Handstück Means for generating high-frequency mechanical vibrations for a dental handpiece |
| 10/24/2000 | US6137208 Device and method for driving a capacitive actuator |
| 10/24/2000 | US6135339 Ultrasonic transducer with a flange for mounting on an ultrasonic welding device, in particular on a wire bonder |
| 10/19/2000 | DE19946838C1 Fluid control valve e.g. fuel injection valve for IC engine, has piezoelectric unit coupled to sliding valve element via lever arm setting element for length tolerance compensation |
| 10/19/2000 | DE19915654A1 Fuel injection valve for combustion engine |
| 10/18/2000 | EP1044660A2 Device for producing mechanical vibrations of high frequency for a dental handpiece |
| 10/18/2000 | CN1270705A Piezo-electric element |
| 10/18/2000 | CN1270152A Piazoelectric ceramic composition, buzzer thereof and controller |
| 10/17/2000 | US6133840 Apparatus using vibration motor |
| 10/17/2000 | US6133714 Method of driving at least one capacitive actuator |
| 10/17/2000 | US6133671 Vibration type motor device |
| 10/12/2000 | WO2000060259A1 Piezoelectric actuator |
| 10/12/2000 | DE19916839C1 Pre-control valve device for modular fluid control valve unit has standard pre-control module combined with adaption part matched to main fluid control valve type |
| 10/12/2000 | DE19914411A1 Piezoelektrischer Aktor Piezoelectric actuator |
| 10/12/2000 | DE19909913A1 Elektromechanische Antriebsvorrichtung Electromechanical drive device |
| 10/05/2000 | WO2000059050A1 Method of manufacturing semiconductor device, semicondutor device, narrow pitch connector, electrostatic actuator, piezoelectric actuator, ink jet head, ink jet printer, micromachine, liquid crystal panel, and electronic device |
| 10/05/2000 | DE19910111A1 Plastic passivated electrical component, e.g. a piezo-actuator for a diesel fuel injection valve, is produced by filling the gap between a hollow body and the inserted component with a crosslinkable plastic |
| 10/04/2000 | EP1041463A2 Electronic watch |
| 09/28/2000 | WO2000057497A1 Piezoelectric actuator |
| 09/28/2000 | DE19913271A1 Piezoelektrischer Aktor Piezoelectric actuator |
| 09/28/2000 | DE19912964A1 Amplifiers for electromechanical solid-state converters comprises gearing/transmission with tightened preliminary members and hinge joints producing assistant and transfer |
| 09/28/2000 | DE19912334A1 Precontrol device e.g. for pneumatic valve, has housing with horizontal running blind hole bore with end face locked via a stopper with flange plate projecting into a second bore section and elastomeric ring at the collar |
| 09/27/2000 | EP1039558A1 Ultrasonic motor and electronic appliance having same |
| 09/27/2000 | EP1038254A2 Remote energy supply process and system for an electronic information carrier |
| 09/27/2000 | CN1267950A Two-way rotating longitudinal-bending standing-wave supersonic motor |
| 09/26/2000 | CA2097668C Movement actuator/sensor systems |
| 09/21/2000 | DE19910388A1 Method of driving capacitive control element for diesel fuel injection system |
| 09/20/2000 | EP1037287A1 Driving circuit for a piezoelectric actuator, particularly for an injection valve |
| 09/20/2000 | EP1036419A1 Method for mounting external electrodes on semiconductor actuators |
| 09/19/2000 | US6121717 Driving device for at least two rotation elements, which device comprises at least one piezoelectric driving element |
| 09/19/2000 | US6121715 Method and device for driving a capacitive control element |
| 09/19/2000 | US6121714 Vibration type motor device |
| 09/14/2000 | WO2000054004A1 Electromechanical drive element comprising a piezoelectric element |
| 09/13/2000 | EP1035596A2 Super magnetostrictive actuator |
| 09/13/2000 | EP1035594A2 Displacement control device and actuator |
| 09/12/2000 | US6116517 Droplet mist generator |
| 09/08/2000 | WO2000052770A1 Piezoelectric actuator |
| 09/08/2000 | WO2000052769A1 Piezoelectric actuator |
| 09/07/2000 | DE19909482A1 Piezoelektrischer Aktor Piezoelectric actuator |
| 09/07/2000 | DE19909450A1 Piezoelektrischer Aktor Piezoelectric actuator |
| 09/07/2000 | DE19909106A1 Temperature compensated actuator unit with piezo element |
| 09/06/2000 | EP1032950A1 Discharging circuit for a capacitive actuator |
| 09/05/2000 | US6114818 Motor control apparatus |
| 09/05/2000 | US6114798 Stacked element and vibration drive device |
| 08/31/2000 | WO2000051190A1 Packaged strain actuator |
| 08/31/2000 | WO2000051110A1 Vibration control of piezoelectric microactuator |
| 08/31/2000 | DE19906468A1 Piezoelektrischer Aktor Piezoelectric actuator |
| 08/31/2000 | DE19905726A1 Verfahren zum Einstellen der mechanischen Vorspannung piezoelektrischer Antriebselemente A method for adjusting the mechanical bias of piezoelectric drive elements |
| 08/31/2000 | CA2363949A1 Packaged strain actuator |
| 08/30/2000 | EP1032056A2 Ultrasonic driving motor |
| 08/30/2000 | EP1030969A1 Fuel injection valve and pressure sensor combination |
| 08/29/2000 | US6111336 Driving apparatus using transducer |
| 08/24/2000 | WO2000049666A1 Piezo-electric actuator |
| 08/23/2000 | EP1029392A2 High power ultrasonic motor |
| 08/23/2000 | EP1029174A1 Liquid control valve |
| 08/22/2000 | US6107726 Serpentine cross-section piezoelectric linear actuator |
| 08/22/2000 | US6107725 Vibration type driving device and apparatus using the same |
| 08/22/2000 | US6107724 Vibration wave driving device and apparatus having the same |
| 08/22/2000 | US6107723 Vibrating type driving device |
| 08/22/2000 | US6107720 Control apparatus for vibration motor |
| 08/17/2000 | WO2000048256A1 Method for adjusting the mechanical prestress of piezoelectric driving elements |
| 08/17/2000 | DE19905380A1 Charging/discharging piezoelectric element for IC engine fuel injector, involves transporting charge to/from capacitive element charged to certain voltage via inductive element before charging piezoelectric element |
| 08/15/2000 | US6104127 Piezoelectric type actuator having stable resonance frequency |
| 08/15/2000 | US6104124 Ultrasonic motor and electronic apparatus and analog timepiece having the ultrasonic motor |
| 08/15/2000 | US6104123 Vibration actuator having a supporting member to support a vibration member |
| 08/15/2000 | US6104122 Actuator |
| 08/15/2000 | US6102531 Intermediate layer containing platinum (pt) or palladium (pd) between the thin conductive substrate and the piezoelectric film; actuator which operates with low voltage and can obtain large displacement with quick response |
| 08/10/2000 | DE19937209A1 Antriebsvorrichtung Driving device |
| 08/10/2000 | DE19928178A1 Piezoactuator e.g. for valve, has multilayer construction of piezo layers, intermediate electrodes, alternating lateral electrode contacting, and division of multilayer structure into sub-actuators |
| 08/10/2000 | DE19905340A1 Pre-adjustment method and dynamic correction of piezoelectric actuators e.g. for fuel-injection valve drive in motor vehicles |
| 08/10/2000 | DE19903555A1 Vorrichtung zur Steuerung eines Piezoelement-Einspritzventils Device for controlling a piezoelectric element injector |
| 08/09/2000 | CN1262809A Ultrasonic motor and method of manufacturing motor |
| 08/08/2000 | US6100654 Driving device for a vibration type motor |
| 08/08/2000 | US6100624 Ultrasonic motor and seat belt retractor |
| 08/08/2000 | US6100623 Piezoelectric actuator for control and displacement sensing |
| 08/08/2000 | US6100622 Driving apparatus of vibration type actuator |
| 08/03/2000 | WO2000045510A1 Magnetostriction oscillator driving circuit and method |
| 08/03/2000 | WO2000045445A1 Multi-piezoelectric layer ultrasonic transducer for medical imaging |
| 08/03/2000 | WO2000045444A1 Drive device |
| 08/03/2000 | WO2000045046A1 Device for controlling a piezo element injection valve |
| 07/27/2000 | DE19928182A1 Piezo-actuator for actuating mechanical component e.g. vehicle fuel injector, is actuated to axially extend piezo element, to apply pressure to bolt supporting surface, causing axial movement of bolt |
| 07/26/2000 | EP1022702A2 Self-powered wireless tranducer |
| 07/26/2000 | EP1021843A1 Electromechanical converter and method for producing the same |
| 07/26/2000 | EP1021662A1 Piezoelectric actuator unit |
| 07/25/2000 | US6093995 Hybrid motor |
| 07/25/2000 | US6093994 Traveling-wave piezoelectric motor |