| Patents for H01L 41 - Piezo-electric devices in general; Electrostrictive devices in general; Magnetostrictive devices in general; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof (34,459) |
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| 07/12/1994 | US5328149 Apparatus for operating a valve element |
| 07/12/1994 | CA2005028C Microdrive apparatus |
| 07/07/1994 | WO1994015178A1 Piezoelectric transducer drive |
| 07/07/1994 | WO1994015176A1 Piezoelectric transducer drive |
| 07/05/1994 | US5327041 Biaxial transducer |
| 07/05/1994 | US5327040 Ultrasonic motor with a vibrating body and a moving body driven thereby |
| 07/05/1994 | US5327038 Walking expansion actuator |
| 06/29/1994 | EP0603835A1 Piezoelectric actuator having strain gage |
| 06/29/1994 | EP0603527A1 Vibration motor |
| 06/28/1994 | US5325012 Bonded type piezoelectric apparatus, method for manufacturing the same and bonded type piezoelectric element |
| 06/28/1994 | US5325011 Transducers and method for making same |
| 06/28/1994 | US5325010 For imparting microscopic/macroscopic movements to an object |
| 06/28/1994 | US5323948 Used in a wire bonding apparatus |
| 06/23/1994 | WO1994013471A1 C-axis perovskite thin films grown on silicon dioxide |
| 06/22/1994 | EP0603163A1 Driving device for ultrasonic motor |
| 06/22/1994 | EP0603162A1 Driving device for ultrasonic motor |
| 06/22/1994 | EP0602648A1 A vibration driven motor or actuator |
| 06/22/1994 | EP0602635A1 A method and an apparatus for controlling a moving velocity of an ultrasonic motor |
| 06/22/1994 | EP0602402A1 Piezo electric motor with the rotor integrated in the stator |
| 06/22/1994 | EP0602261A1 Method for making piezoelectric composites |
| 06/22/1994 | EP0364518B1 Shear mode transducer for ink jet systems |
| 06/22/1994 | EP0132279B1 Composite electromotive apparatus utilizing solar energy and the like |
| 06/21/1994 | US5323082 Piezoelectric actuator for planar alignment |
| 06/19/1994 | CA2085760A1 Method for making piezoelectric composites |
| 06/15/1994 | EP0601852A2 An information recording and reproducing apparatus and a method for manufacturing a slider used in the same |
| 06/15/1994 | EP0601671A1 Ultrasonic actuator |
| 06/14/1994 | US5320910 Blend of lead titanate particles having different particle sizes dispersed in synthetic rubber; shows good acoustic compatibility with water so used in underwater as hydrophones |
| 06/09/1994 | WO1994005046A3 Freestanding structures of perovskite-type oxide materials |
| 06/09/1994 | DE4338433A1 Piezo-operating element for scanning tunnelling microscope - has piezoelectric material applied to surface of surface adjacent control electrode. |
| 06/08/1994 | EP0600485A1 A supporting device for a vibration driven actuator |
| 06/08/1994 | EP0600484A1 Vibration driven motor |
| 06/08/1994 | EP0600303A2 Method and apparatus for fabrication of dielectric thin film |
| 06/07/1994 | US5319278 Longitudinal-torsional resonance ultrasonic motor with improved support structure |
| 06/07/1994 | US5319257 Unitaxial constant velocity microactuator |
| 06/07/1994 | US5318725 Electroceramics and process for making the same |
| 06/07/1994 | US5317917 Resonant pressure transducer |
| 06/01/1994 | EP0599630A2 Head drum apparatus |
| 05/31/1994 | US5317533 Integrated mass storage device |
| 05/31/1994 | US5317229 Pressure pulse source operable according to the traveling wave principle |
| 05/31/1994 | US5317223 Method and device in magnetostrictive motion systems |
| 05/31/1994 | US5316579 Using rotating turbibe blades |
| 05/26/1994 | WO1994011907A1 Method and circuit arrangement for charging and discharging a load with a capacitive component |
| 05/25/1994 | EP0598710A2 A vibration driven apparatus |
| 05/24/1994 | US5315205 Piezoelectric vibrator capable of reliably preventing dielectric breakdown and a method of manufacturing the same |
| 05/24/1994 | US5315204 Piezoelectric snap action switch |
| 05/24/1994 | US5314175 Wire clamping device and wire clamping method |
| 05/24/1994 | US5314118 Piezoelectric controllable nozzle resistance for hydraulic apparatus |
| 05/19/1994 | DE4237509A1 Verfahren und Schaltungsanordnung zum Aufladen und Entladen einer Last mit einem kapazitiven Anteil Method and circuit for charging and discharging a load with a capacitive component |
| 05/18/1994 | EP0596974A1 Ultrasonic transducer arrangement and catheter. |
| 05/18/1994 | CN1024609C Permanent piezoelectric ceramic wafer energy transducer |
| 05/17/1994 | US5313132 Elastic supporting member for a vibration driven motor |
| 05/11/1994 | WO1994010755A1 Electronic component |
| 05/11/1994 | EP0596190A1 Polymeric piezoelectric material |
| 05/11/1994 | EP0595829A1 Amorphous rare earth-iron materials |
| 05/11/1994 | DE4303125C1 Piezoelectric setting drive circuit for precision positioning of cutting tool - with auxiliary setting drive providing detected movement used to linearise movement of controlled setting element |
| 05/10/1994 | US5311094 Fluoropolymer rotor or stator surface; noise-free; wear resistance |
| 05/10/1994 | US5311093 Driving circuit for vibration driven motor |
| 05/10/1994 | US5310511 Polarization of ferroelectric bodies by placement between pattern plates and applying voltage |
| 05/05/1994 | DE4335776A1 Generating electrical energy in vicinity of revolving, metal roller-bodies - involves using electromagnetic transducers in roller bodies to detect any elastic deformations |
| 05/05/1994 | DE4236644A1 Elektronisches Bauelement Electronic component |
| 05/04/1994 | EP0595644A1 Flat packaged piezoelectric device using glass-ceramic composite material comprising forsterite |
| 05/04/1994 | EP0595426A1 Ultrasonic actuator |
| 05/04/1994 | CN1086197A Off-set printing double-face perspective laminated glass and manufacture method thereof |
| 05/03/1994 | US5308462 Process for producing a ferroelectric film device |
| 04/28/1994 | WO1994009605A1 Two-dimensional array ultrasonic transducers |
| 04/27/1994 | EP0594331A1 Piezoelectric sensor |
| 04/26/1994 | US5306980 Torsional force transducer and method of operation |
| 04/26/1994 | US5306979 Multiplexing incremental linear actuator system |
| 04/26/1994 | US5305507 Method for encapsulating a ceramic device for embedding in composite structures |
| 04/20/1994 | EP0593329A1 Method to improve the remanant polarization of a polymer layer and applications in pyroelectric and piezoelectric transducers |
| 04/20/1994 | EP0593160A1 Activated structure |
| 04/14/1994 | DE4234237A1 Piezoelectric micro-actuator with silicon thrust beam - has temp. compensation for differential expansion of beam and piezoelectric thruster |
| 04/13/1994 | EP0592171A1 Method of and apparatus for compensating for material instabilities in piezoelectric materials |
| 04/13/1994 | EP0592030A1 Electromechanical displacement device and actuator suitable for use in such an electromechanical displacement device |
| 04/13/1994 | EP0591885A2 Piezoelectric head actuator |
| 04/12/1994 | US5302873 Linear pulse motor having a high resolution |
| 04/07/1994 | DE4330032A1 Piezoelectric motor with three-point stator mounting |
| 04/06/1994 | EP0590799A2 Acoustic transducer |
| 04/06/1994 | EP0590373A1 Ultrasonic motor |
| 04/06/1994 | EP0590193A1 Ultrasonic transducer arrangement with acoustic impedance matching layer |
| 04/05/1994 | US5300852 Piezoelectric ceramic laminate device |
| 04/05/1994 | US5300851 Linear-type actuator |
| 04/05/1994 | US5300850 Vibration wave motor |
| 03/31/1994 | WO1994007271A1 Piezorotary motor |
| 03/31/1994 | DE4232079A1 Precision adjustable table for microscope or optical appts. - uses piezoelectric translator and coaxial spring membranes guiding linear adjustment |
| 03/29/1994 | US5298829 Vibration wave driven motor |
| 03/29/1994 | US5298602 Polymeric piezoelectric material |
| 03/29/1994 | US5298333 Conductive surface layer |
| 03/24/1994 | DE4244704A1 Travelling wave motor using piezoelectric, electrostrictive or magnetostrictive elements - with elastic stator clamping opposite ends of diametric expansion elements driving rotor |
| 03/22/1994 | US5297130 Driving apparatus and a recording and/or reproducing apparatus using the same |
| 03/22/1994 | US5296776 Piezo-electric motor intended for a timepiece |
| 03/22/1994 | US5296262 Method of providing a paste for a ceramic multilayer actuator |
| 03/22/1994 | US5295288 Method of making coating surrounding a piezoelectric solid state motor stack |
| 03/17/1994 | WO1994006160A1 Electromechanical positioning device |
| 03/16/1994 | EP0587407A2 Piezoelectric semiconductor and process for production thereof |
| 03/16/1994 | EP0587192A1 Electro-distortion device |
| 03/16/1994 | EP0587032A1 Integrated capacitive transducer |
| 03/16/1994 | CN1083983A 压电马达 Piezoelectric motor |
| 03/16/1994 | CN1083972A Improved efficiency driver system for piezoelectrics |
| 03/10/1994 | DE4228312A1 Ultrasonic sound generating motor - has piezoceramic ultrasonic oscillator attached to stator by double-sided conducting adhesive foil using metal particles in base |