| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 06/20/2001 | CN1300447A Drive deivce |
| 06/19/2001 | US6249093 Drive mechanism employing electromechanical transducer, photographing lens with the drive mechanism, and its drive circuit |
| 06/19/2001 | US6249076 Conducting polymer actuator |
| 06/13/2001 | EP1106387A2 Marking apparatus with oscillation control system |
| 06/13/2001 | EP0838095B1 A method for producing motion and force by controlling the twin structure orientation of a material and its uses |
| 06/13/2001 | DE19958704A1 Actuator movement transference device for motor vehicle common rail fuel injection system |
| 06/13/2001 | CN2434822Y Drum-like bias permanent magnet magnetic extension displacement actuator |
| 06/13/2001 | CN1299442A Tubular ultrasonic transducer |
| 06/13/2001 | CN1299181A Standing wave type self-correcting ultrasonic motor |
| 06/13/2001 | CN1299180A Multi-phase ultrasonic step motor |
| 06/12/2001 | US6246157 Push-pull high force piezoelectric linear motor |
| 06/12/2001 | US6246152 Driver circuit for controlling a piezoelectric actuator in charge mode |
| 06/12/2001 | US6246151 Drive device and apparatus incorporating the device |
| 06/07/2001 | WO2001041304A1 Surface acoustic wave device and its production_method |
| 06/07/2001 | WO2001041228A1 Piezoelectric drive |
| 06/07/2001 | DE19958406A1 Controlling regulator unit with capacitive element, especially of piezo actuators for controlling fuel injection in IC engines, invovles determining value of ohmic resistance to determine characteristic or temperature of capacitive element |
| 06/07/2001 | DE19956770A1 Micro-positioning device; has extension element with predetermined heat expansion co-efficient connected to heat source to produce desired extension in element and device to measure extension |
| 06/07/2001 | DE19954020A1 Verfahren zur Herstellung eines piezoelektrischen Wandlers A process for producing a piezoelectric transducer |
| 06/07/2001 | DE19952950A1 Ansteuereinheit für ein kapazitives Stellglied Control unit for a capacitive actuator |
| 06/07/2001 | DE10017331C1 Multi-layer piezoelectric actuator e.g. for automobile, aircraft or spacecraft, has inner electrodes within piezoceramic layer stack coupled to outer electrodes via electrically conductive powder layer |
| 06/06/2001 | CN1066867C Piezoelectricity-current change plane self-step dexterous driver |
| 06/05/2001 | US6242850 Piezoelectric motor and a disk drive using same |
| 06/05/2001 | US6242849 Piezoelectric step motor |
| 06/05/2001 | US6242846 Vibration actuator to control pitching vibration |
| 06/05/2001 | US6242842 Electrical component, in particular saw component operating with surface acoustic waves, and a method for its production |
| 05/31/2001 | WO2001039544A1 Electromechanic film and acoustic element |
| 05/31/2001 | DE19936732C2 Längenveränderliches stabförmiges Element mit Piezoaktuator Of variable length rod-shaped member having piezoelectric actuator |
| 05/30/2001 | EP1104085A2 Driving circuit for ultrasonic rotary motor |
| 05/30/2001 | EP1104034A1 Roof-shaped piezoelectric actuator |
| 05/30/2001 | CN1297584A Method of mfg. semiconductor device, semiconductor device, narrow pitch connector, electrostatic actuator, ink jet head, ink-jet printer, micromachine, liquid crystal panel, and electronic device |
| 05/29/2001 | US6239533 Piezoelectric linear step motor and variants |
| 05/25/2001 | WO2001037417A1 Piezoelectric generating apparatus |
| 05/25/2001 | CA2391142A1 Piezoelectric generating apparatus |
| 05/23/2001 | DE19949912A1 Device for transmitting force e.g. for valve or pump, uses driving mechanism for generating force to seal larger opening with smaller opening serving as force-decoupling window |
| 05/23/2001 | DE19949738A1 Verfahren zur Herstellung von Oberflächenwellensensoren und Oberflächenwellensensor A process for producing surface wave sensors, and surface acoustic wave sensor |
| 05/23/2001 | DE19946965A1 Noise-damped actuator unit with a piezoelement comprises a housing which incorporates at least one section whose outer layer consists of a material with vibration damping properties |
| 05/23/2001 | CN1296644A Piezoelectric actuator |
| 05/22/2001 | US6236190 Method and device for driving a capacitive actuator |
| 05/22/2001 | US6236146 Piezoelectric actuator with a new type of contacting and a method for the production thereof |
| 05/17/2001 | WO2001035470A1 Combined piezoelectric silent alarm/battery charger |
| 05/17/2001 | WO2001035468A2 Method for producing a piezoelectric transducer |
| 05/17/2001 | DE19955722A1 Press button switch with energy generation converts mechanical energy required to operate switch into electrical energy, e.g. using piezoelectric method or small generators |
| 05/17/2001 | DE19953251A1 Presse Press |
| 05/17/2001 | DE19953244A1 Presse Press |
| 05/17/2001 | DE19952946A1 Elektromechanischer Motor Electromechanical motor |
| 05/17/2001 | DE19946839A1 Verstelleinrichtung zum Ansteuern einer Regel- und/oder Absperrvorrichtung Adjusting device for controlling a regulating and / or shut-off device |
| 05/17/2001 | DE19945933C1 Piezoactuator with multi-layer structure has separate contact wire projecting sidewards from piezoactuator stack for each electrode layer |
| 05/16/2001 | EP1100189A1 Piezoelectric generating apparatus |
| 05/16/2001 | EP1099260A1 Method and device for controlling at least one capacitive actuator |
| 05/15/2001 | US6232701 Piezoelectric component and method for the manufacture thereof |
| 05/15/2001 | US6232700 Electromechanical actuator that compensates for an applied load and apparatus employing the same |
| 05/15/2001 | US6232697 Driving apparatus and equipment comprising driving apparatus |
| 05/15/2001 | US6230738 Flow rate control valve and flow rate control system |
| 05/10/2001 | WO2001033648A1 Piezoelectric macro-fiber composite actuator and manufacturing method |
| 05/10/2001 | WO2001033646A1 Control for piezoelectric actuator |
| 05/10/2001 | WO2001033645A2 Piezoelectric motors and motor driving configurations |
| 05/10/2001 | WO2001033300A2 High precision orientation alignment and gap control stages for imprint lithography processes |
| 05/10/2001 | WO2001033061A1 Control unit for a capacitive actuator |
| 05/10/2001 | WO2001032368A1 Piezoelectric motors and motor driving configurations |
| 05/10/2001 | DE19947079A1 Noise-damped control drive for fuel injector |
| 05/10/2001 | DE19947071A1 Geräuschgedämpfte Aktoreinheit Noise-reduced actuator |
| 05/10/2001 | DE19947067A1 Noise-damped actuator unit with actuator element for common rail fuel injection valve |
| 05/10/2001 | DE19946718A1 Vorbehandlungsverfahren für einen elektro-mechanischen Wandler A pretreatment method for an electro-mechanical transducer |
| 05/10/2001 | DE10049560A1 Ultrasound motor has annular piezoelectric device supplied with 2 phase offset HF voltages generating transducer wave in associated transducer for friction drive of rotating part |
| 05/10/2001 | CA2831366A1 Piezoelectric macro-fiber composite actuator and manufacturing method |
| 05/10/2001 | CA2389146A1 Piezoelectric macro-fiber composite actuator and manufacturing method |
| 05/09/2001 | EP1098429A2 Electromechanical motor |
| 05/09/2001 | EP1097801A1 Piezoelectric press drive with hydraulic transmission device |
| 05/09/2001 | EP1097800A1 Piezoelectric press drive |
| 05/08/2001 | US6229402 Driving circuit for vibration type actuator apparatus |
| 05/08/2001 | US6229245 Control apparatus for vibration wave motor |
| 05/03/2001 | WO2001031712A1 Position control of piezoelectric actuators for use in antenna arrays |
| 05/03/2001 | WO2001031643A1 Microactuator-induced reactive forces for fine positioning a sensor |
| 05/03/2001 | WO2001031187A2 Actuator |
| 05/03/2001 | WO2000079606A3 Piezoelectric actuator with motion stabilization elements |
| 05/03/2001 | DE19946841A1 Ventil zum Steuern von Flüssigkeiten Valve for controlling fluids |
| 05/03/2001 | DE19946837A1 Piezoaktor Piezoelectric actuator |
| 05/03/2001 | DE19946834A1 Piezoaktor und ein Verfahren zu dessen Herstellung Piezoelectric actuator and a method for its preparation |
| 05/02/2001 | EP1096655A2 Self-excited oscillation circuit for ultrasonic motors |
| 05/01/2001 | US6225730 Vibrating type driving device |
| 04/26/2001 | WO2001029553A1 Method for producing surface acoustic wave sensors and such a surface acoustic wave sensor |
| 04/26/2001 | WO2001029443A1 Actuator with piezoelectric controlled piston |
| 04/26/2001 | DE19951012A1 Actuator for i.c. engine fuel injection valve has piezoelectric or magnetostrictive element provided with tensioning device fitting through its centre or around its outside |
| 04/26/2001 | DE10042893A1 Laminated piezoelectric control element e.g. for optical arrangement, has alternating piezoelectric, inner electrode layers, outer electrodes in sides, top and bottom inactive ceramic layers and insulating blocks |
| 04/26/2001 | CA2388274A1 Method for producing surface acoustic wave sensors and such a surface acoustic wave sensor |
| 04/24/2001 | US6222306 Actuators of active piezoelectric or electrostrictive material |
| 04/24/2001 | US6222301 Motor control apparatus and image forming apparatus |
| 04/19/2001 | DE19928189A1 Piezoaktor Piezoelectric actuator |
| 04/18/2001 | EP1093214A2 Linear drive |
| 04/18/2001 | EP1093169A1 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 |
| 04/17/2001 | US6218769 Ultrasonic motor and electronic apparatus having ultrasonic motor |
| 04/17/2001 | US6218765 Driving device using an electromechanical transducer, and an apparatus having the driving device |
| 04/17/2001 | US6218764 Actuator using electromechanical transducer and drive pulse generator suitable thereof |
| 04/12/2001 | WO2001026169A1 Piezoelectric / electrostrictive device and method of manufacture thereof |
| 04/12/2001 | WO2001026168A1 Piezoelectric / electrostrictive device |
| 04/12/2001 | WO2001026167A1 Piezoelectric / electrostrictive device and method of manufacture thereof |
| 04/12/2001 | WO2001026166A1 Piezoelectric / electrostrictive device and method of manufacture thereof |
| 04/11/2001 | EP1091479A1 Ultrasonic travelling wave motor |
| 04/11/2001 | EP1091424A2 Piezoelectric/electrostrictive device and method of manufacturing same |
| 04/11/2001 | EP1090431A1 Piezoelectric actuator |