| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 09/07/2001 | WO2001065615A2 Biologically powered electroactive polymer generators |
| 09/06/2001 | DE19739594C2 Elektrostriktiver Stellantrieb Electrostrictive actuator |
| 09/05/2001 | EP1130756A2 Piezoelectric actuator |
| 09/05/2001 | EP1130755A1 Improved linear motion actuator |
| 09/05/2001 | EP1129494A1 Device for generating electric power |
| 09/05/2001 | EP1129493A1 Piezoceramic multi-layer structure with regular polygon cross-sectional area |
| 09/05/2001 | EP1129245A1 Method and device for controlling a piezoelectric actuator |
| 09/04/2001 | US6285145 Drive control method for vibration wave motor, device therefor, and apparatus and image forming apparatus equipped with vibration wave motor |
| 09/04/2001 | US6285115 Method and apparatus for controlling position and velocity of a piezoelectric device |
| 09/04/2001 | US6285113 Surface acoustic wave actuator, and magnetic disk device and optical disk device using the same |
| 08/30/2001 | WO2001063679A1 Resonance shifting |
| 08/30/2001 | WO2001062394A2 Micromachined two-dimensional array droplet ejectors |
| 08/30/2001 | US20010017665 Actuator having a sphere and piezoelectric drives |
| 08/30/2001 | US20010017503 Piezoelectric vibrator unit, liquid jet head, manufacturing method of piezoelectric vibrator unit, and manufacturing method of liquid jet head |
| 08/30/2001 | US20010017502 Multilayer piezoactuator and method for manufacturing same |
| 08/30/2001 | US20010017497 Linear displacement actuator |
| 08/30/2001 | DE10008937A1 Elektrischer Schaltkreis zur Ansteuerung von piezoelektrischen Antrieben Electrical circuit for driving piezoelectric actuators |
| 08/30/2001 | CA2401658A1 Micromachined two-dimensional array droplet ejectors |
| 08/29/2001 | EP1128448A2 Electrical circuit for driving piezoelectric motors |
| 08/29/2001 | EP1127626A2 Method for charging/discharging of piezo-electric elements |
| 08/29/2001 | EP1127380A1 Multidirectional motors |
| 08/29/2001 | EP0932518B1 Device for reducing contact force variations between a current collector and a catenary |
| 08/29/2001 | CN1310865A Device for generating electric power |
| 08/29/2001 | CN1310513A Electric circuit for controlling piezoelectric driver |
| 08/28/2001 | US6280650 Piezoelectric ceramic composition, buzzer and actuator using the same |
| 08/28/2001 | US6279871 Actuator device |
| 08/23/2001 | US20010015597 Piezoelectric conversion element |
| 08/23/2001 | US20010015596 Membraneless piezoelectric/electrostrictive microactuator and manufacturing method thereof |
| 08/23/2001 | US20010015593 Foldable lens delivery system |
| 08/23/2001 | US20010015592 Medical diagnostic ultrasound transducer and method of manufacture |
| 08/23/2001 | US20010015591 Surface acoustic wave motor and apparatus having the same |
| 08/23/2001 | US20010015577 Method and device for controlling a controller having a capacitive element |
| 08/23/2001 | DE10027013A1 Verfahren zur Ladung bzw. Entladung von piezoelektrischen Bauelementen A method for charging and discharging of piezoelectric devices |
| 08/23/2001 | DE10021919A1 Verfahren zur Herstellung monolithischer piezokeramischer Vielschichtaktoren sowie monolithischer piezokeramischer Vielschichtaktor Process for the preparation of monolithic piezoceramic stack actuators, as well as monolithic piezoceramic multilayer actuator |
| 08/22/2001 | EP1126530A2 Actuator, information recording/reproducing device, and method of manufacturing actuator |
| 08/22/2001 | EP1125055A1 Valve for controlling liquids |
| 08/22/2001 | CN1309817A Method and device for controlling at least one capacitive actuator |
| 08/21/2001 | US6278222 Piezoelectric element, piezoelectric element manufacturing method and actuator using piezoelectric element |
| 08/21/2001 | US6278221 Ultrasonic motor and electronic apparatus with ultrasonic motor |
| 08/21/2001 | US6278220 Ultrasonic motor drive apparatus having surge and oscillation suppressing member |
| 08/21/2001 | US6278218 Apparatus and method for tuning ultrasonic transducers |
| 08/16/2001 | WO1999015281A8 Multilayer magnetostrictive transducer and magnetostrictive composite material for same |
| 08/16/2001 | US20010013740 Ultrasonic motor and method for manufacturing the same |
| 08/16/2001 | EP1124266A2 Piezoelectric vibrator unit, liquid jet head, manufacturing method of piezoelectric vibrator unit, and manufacturing method of liquid jet head |
| 08/16/2001 | DE10017760C1 Piezoceramic bending transducer has base on which piezoceramic layers with electrodes between them are mounted, compensating layer made from material with same coefficient of thermal expansion being mounted on opposite side of carrier |
| 08/16/2001 | DE10002437A1 Piezoaktor Piezoelectric actuator |
| 08/15/2001 | CN1308409A Large-torque pizoelectric motor |
| 08/14/2001 | US6274967 Piezoelectric actuator for a servo drive, servo drive with a piezoelectric actuator and method of producing a piezoelectric actuator |
| 08/14/2001 | US6274966 Piezoelectric actuator |
| 08/14/2001 | US6274965 Piezoelectric motor for use in magnetic fields |
| 08/09/2001 | US20010011861 Method for compensating acoustic waves and device for carrying out the method |
| 08/09/2001 | US20010011860 Piezoelectric motor |
| 08/09/2001 | US20010011859 Ultrasonic motor and electronic device with ultransonic motor |
| 08/09/2001 | US20010011858 Piezoelectric driving body, ultrasonic motor and electronic apparatus having an ultrasonic motor |
| 08/09/2001 | DE19931927A1 Verfahren zur Herstellung von Piezoaktoren mit einem Vielschichtaufbau von Piezolagen Process for the preparation of piezoelectric actuators with a multilayer structure of piezoelectric layers |
| 08/08/2001 | EP1122878A2 Piezoelectric driving body for ultrasonic motors |
| 08/08/2001 | CN2442447Y Voltage equalizing traveling-wave supersonic motor |
| 08/07/2001 | US6271618 Method and configuration for driving a capacitive actuator |
| 08/02/2001 | US20010010444 Method of producing a surface acoustic wave component |
| 08/02/2001 | DE10002699A1 Bremsvorrichtung Braking device |
| 08/01/2001 | CN1306336A Bending-vibration ultrasonic small electric machine based on piezoelectric column and electrode combination exciation method |
| 07/31/2001 | US6268682 Amplified active-material actuators |
| 07/26/2001 | WO2001054207A2 Piezo actuator |
| 07/26/2001 | US20010009342 Electronic component and method of production thereof |
| 07/25/2001 | EP1118128A1 Method and arrangement for diagnosing a capacitive actuator |
| 07/24/2001 | US6266296 Actuator, and timepiece and notification device using the same |
| 07/24/2001 | US6265809 Drive circuit for ultrasonic motor |
| 07/24/2001 | US6265139 Method for fabricating piezoelectric/electrostrictive ceramic micro actuator using photolithography |
| 07/19/2001 | WO2001052400A1 Mechanical-to-acoustical transformer and multi-media flat film speaker |
| 07/18/2001 | EP1116283A1 Method for compensating acoustic waves and device for carrying out said method |
| 07/17/2001 | US6262515 Piezoelectric wave motor |
| 07/17/2001 | US6262514 Bearings and supports |
| 07/17/2001 | US6262513 Electronic component and method of production thereof |
| 07/12/2001 | DE19946828C1 Ventil zum Steuern von Flüssigkeiten Valve for controlling fluids |
| 07/12/2001 | DE10029563C1 Component positioning device e.g. for piston rod, has clamp ring securing component moved into rest position against resetting bias via piezoactuator |
| 07/10/2001 | US6259372 Self-powered wireless transducer |
| 07/05/2001 | DE19964038A1 Rod is divided within wall into variable length active section, fixed length passive section, and active section containing piezoactuator and strain resistant rod/tube |
| 07/05/2001 | DE19958262A1 Piezoelectric actuator charging method e.g. for actuator controlling fuel-injection valve in motor vehicle |
| 07/04/2001 | CN1302458A Piezoelectric actuator |
| 06/28/2001 | WO2001047318A2 Loudspeaker using an electro-active device |
| 06/28/2001 | WO2001047041A2 Electro-active devices |
| 06/28/2001 | US20010005108 Inertial/audio unit and construction |
| 06/28/2001 | DE19961684A1 Aktuator mit einer Kugel und piezo-elektrischen Antrieben Actuator with a ball and piezo-electric actuators |
| 06/27/2001 | EP1111692A2 Sphere positioning apparatus comprising piezoelectric actuators |
| 06/27/2001 | EP1110254A1 Piezo-actuator |
| 06/27/2001 | EP1110253A1 Piezoelectric actuator with improved heat dissipation |
| 06/27/2001 | EP1110251A1 Piezo-actuator for actuating a mechanical component |
| 06/27/2001 | EP1110249A1 Piezoelectric actuator with improved electrode connections |
| 06/27/2001 | EP1050955A4 Method of power supply for electronic systems and device therefor |
| 06/26/2001 | US6252336 Combined piezoelectric silent alarm/battery charger |
| 06/26/2001 | US6252334 Digital control of smart structures |
| 06/26/2001 | US6252332 Ultrasonic motor |
| 06/26/2001 | US6251472 Method of depositing electrode material onto a piezoelectric substrate whereby the substrate is masked and the unmasked portions are cleaned by a plasma or ion beam prior to deposition |
| 06/21/2001 | WO2001045139A2 Self-powered remote control device, electrical apparatus and installation comprising same |
| 06/21/2001 | US20010004420 Driving system with elastically supporting units |
| 06/21/2001 | US20010004181 Piezoelectric actuator system |
| 06/21/2001 | US20010004179 Ultrasonic motor and electronic apparatus having an ultrasonic motor |
| 06/21/2001 | DE19961736A1 Piezoelectrically operated valve has sealing element on piezoelectric flexural transducer with end fixed in valve housing, end movably guided in longitudinal direction in housing groove |
| 06/21/2001 | CA2394476A1 Self-powered remote control device, electrical apparatus and installation comprising same |
| 06/20/2001 | EP1109304A1 Driving circuit for a piezoelectric motor |