| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 01/16/2003 | WO2003005490A2 Additional contact for an electric component and piezoelectric component in the form of a multilayer structure |
| 01/16/2003 | US20030011277 Unidirectional acoustic probe and method for making same |
| 01/16/2003 | US20030011276 Arrangement for generating an operating voltage for an electric sub-assembly of a vehicle |
| 01/16/2003 | US20030009873 Multidimensional array and fabrication thereof |
| 01/15/2003 | EP1276159A1 Driving circuit for a piezoelectric actuator and operation method thereof |
| 01/15/2003 | EP1275531A2 Arrangement for generating an operating voltage for an electrical assembly of a vehicle |
| 01/15/2003 | EP1275160A1 Piezoelectric multilayered actuator |
| 01/15/2003 | EP1274966A2 Resonant probe driving arrangement and scanning probe microscope |
| 01/15/2003 | EP1274518A1 Unidirectional acoustic probe and method for making same |
| 01/09/2003 | WO2003003478A2 Piezoelectrical bending converter |
| 01/09/2003 | US20030007038 Multilayer piezoelectric device and method of producing the same and piezoelectric actuator |
| 01/09/2003 | US20030006722 Control apparatus for vibration type actuator |
| 01/09/2003 | US20030006678 High-sensitivity flexible ceramic sensor |
| 01/09/2003 | US20030006676 Closed loop control systems employing relaxor ferroelectric actuators |
| 01/09/2003 | US20030006675 Adjusting device for displacing individual elements of optical systems or of measuring systems |
| 01/09/2003 | US20030006674 Thin-disc piezoelectric actuating ultrasonic motor |
| 01/09/2003 | US20030006672 Film bulk acoustic resonator and method for fabrication thereof |
| 01/08/2003 | EP1273096A2 Vibratory motor and method of making and using same |
| 01/08/2003 | EP1273051A1 Piezoceramic bending transducer and use thereof |
| 01/08/2003 | EP1273050A1 Method and device for the production of multi-layered actuators |
| 01/08/2003 | CN1389974A Great-moment oscillating piezoelectric ultrasonic motor |
| 01/08/2003 | CN1389973A Universal hollow-structure great-moment ring piezoelectric ultrasonic motor |
| 01/07/2003 | US6504289 Piezeoelectric transducer having protuberances for transmitting acoustic energy and method of making the same |
| 01/03/2003 | WO2003001049A1 Injector comprising a piezo actuator |
| 01/02/2003 | US20030001931 Piezoelectric actuator and ink ejector using the piezoelectric actuator |
| 01/02/2003 | US20030001529 Driving apparatus for vibration type motor and vibration type motor driving control method |
| 01/02/2003 | US20030001463 Piezoceramic multilayer actuator with a transistion region between the active region and the inactive head and foot regions |
| 01/02/2003 | US20030001461 Rosen type piezoelectric transformer with multiple output electrodes, and stabilizer for multiple light source using that |
| 01/02/2003 | US20030001459 Secure wireless sales transaction using print information to verify a purchaser's identity |
| 01/02/2003 | US20030001457 Flat panel display and method of manufacture |
| 01/02/2003 | US20030001456 Device with ultrasound adapter |
| 01/02/2003 | US20030001455 Piezoelectric/electrostrictive device and method of manufacturing same |
| 01/02/2003 | EP1271774A1 Surface acoustic wave device |
| 01/02/2003 | EP1271668A2 Stacked type electro-mechanical energy conversion element and vibration wave driving apparatus using the same |
| 01/02/2003 | EP1271224A1 Method of manufacturing spacers for flat panel displays |
| 01/02/2003 | EP1269000A1 Method and device for controlling at least one capacitive actuator |
| 01/01/2003 | CN2529448Y Linear-type standing-wave altrosonic electric machine |
| 01/01/2003 | CN1388638A Traveling-wave type supersonic motor |
| 01/01/2003 | CN1388637A Monostator three-freedon supersonic motor |
| 12/27/2002 | WO2002103888A2 Centrifugal impulse piezoelectric electrical generator |
| 12/27/2002 | WO2002103817A2 Piezoelectric torsional devices |
| 12/27/2002 | WO2002103816A2 A piezoelectric actuator |
| 12/27/2002 | WO2002103294A1 Sensor using electro active curved helix or double helix |
| 12/27/2002 | WO2002102641A1 Notchback motor vehicle |
| 12/26/2002 | US20020195917 Method for fabricating spark plug with piezoelectric sensor and spark plug fabricated by the same |
| 12/26/2002 | US20020195906 Stacked type electro-mechanical energy conversion element and vibration wave driving apparatus using the same |
| 12/26/2002 | US20020195904 Electronic compensator for a piezoelectric actuator |
| 12/26/2002 | US20020195903 Multilayer actuator with contact surfaces of internal electrodes of the same polarity arranged offset for their external electrodes |
| 12/26/2002 | US20020195892 Vibration member and vibration wave driving apparatus |
| 12/26/2002 | US20020194717 Piezoelectric/electrostrictive device and method of manufacturing same |
| 12/24/2002 | US6498419 Piezoelectric/electrostrictive device having mutually opposing end surfaces and method of manufacturing the same |
| 12/19/2002 | WO2001080284A9 Electroactive polymer animated devices |
| 12/19/2002 | US20020190610 Self-powered remote control device, electrical apparatus and installation comprising same |
| 12/19/2002 | US20020190606 Method and apparatus for controlling a piezo actuator |
| 12/19/2002 | DE10226627A1 Using piezo-active element involves connecting supply, exerting pointwise mechanical action on element and allowing to oscillate so piezoelectric element produces a.c. voltage |
| 12/19/2002 | DE10127583A1 Spring comprises steel sheet with rows of apertures which is wound into spiral, to form hollow cylinder |
| 12/19/2002 | DE10126918A1 High power piezoactuator e.g. for use in helicopters, has thermally conductive material between individual sub-actuators and in thermally conductive contact with the sub-actuators on either side |
| 12/18/2002 | EP1267478A2 Piezoelectric linear motor comprising a group of piezostack actuators and its method of operation |
| 12/18/2002 | EP1267425A2 Piezoelectric positioning element |
| 12/18/2002 | EP1266346A2 Piezometric identification device and applications thereof |
| 12/18/2002 | CN1096554C Method for controlling at least one capacitive actuating element |
| 12/17/2002 | US6495946 Piezoelectric actuator for positioning with heat dissipating inactive end section |
| 12/17/2002 | US6495945 Piezoelectric/electrostrictive element |
| 12/12/2002 | WO2002099958A1 Linear piezoelectric motor with self locking means |
| 12/12/2002 | WO2002099904A2 Electromechanical converter comprising at least one piezoelectric element |
| 12/12/2002 | WO2002099844A2 Piezoelectric drive |
| 12/12/2002 | WO2002098603A1 Production machine |
| 12/12/2002 | US20020185938 Piezoelectric resonator and FM detection circuit incorporating the same |
| 12/12/2002 | US20020185937 Electroactive polymer rotary motors |
| 12/12/2002 | US20020185935 Piezoelectric actuator and method for driving the same |
| 12/12/2002 | DE10126848A1 Production machine on parallel kinetic principle corrects platform tripod rod position errors by piezoactuators built into respective rods for on-line control. |
| 12/12/2002 | CA2443436A1 Electromechanical transducer with at least one piezoelectric element |
| 12/11/2002 | CN2525728Y Piezoelectric harmonic motor |
| 12/11/2002 | CN1384961A Microactuator induced reactive forces for fine positioning sensor |
| 12/11/2002 | CN1384594A Composite supersonic motor with great moment and longitudinal torque |
| 12/11/2002 | CN1095928C Device and method for controlling at least one capacitive actuator |
| 12/10/2002 | US6492763 Piezoelectric ceramic composition, and high power output transformer made of the same composition |
| 12/10/2002 | US6491027 Method of driving a capacitive actuator of a fuel injection valve of an internal combustion engine |
| 12/05/2002 | WO2002097905A2 A rotary actuator mechanism |
| 12/05/2002 | WO2002043110A3 Terminal block for a monolithic multilayer piezoactuator |
| 12/05/2002 | US20020180387 Control apparatus for vibration type actuator |
| 12/05/2002 | US20020180314 Crows foot mount |
| 12/05/2002 | US20020180312 Low-mass and compact stage devices exhibiting six degrees of freedom of fine motion, and microlithography systems comprising same |
| 12/05/2002 | US20020180310 Linear piezoelectric motor with self locking means |
| 12/05/2002 | US20020180308 Surface acoustic wave apparatus and communication apparatus |
| 12/05/2002 | DE10126656A1 Electromechanical converter with piezoelectric element(s) e.g. for sensors, has contact lug that directly contacts first electrode with aperture for conductive adhesive for joining lug to electrode |
| 12/05/2002 | DE10123372A1 Verfahren zur Ansteuerung eines piezoelektrischen Aktors, der der Verschiebung eines Elements dient Method for driving a piezoelectric actuator which serves to shift an element |
| 12/04/2002 | EP1263059A1 Matrix actuator |
| 12/04/2002 | EP1262835A2 Compact stage of low mass with device for fine positioning in six degrees of freedom for microlithography |
| 12/04/2002 | EP1261487A2 Micromachined two-dimensional array droplet ejectors |
| 12/03/2002 | US6489706 Medical diagnostic ultrasound transducer and method of manufacture |
| 12/03/2002 | US6489705 Thin-disc piezoelectric actuating ultrasonic motor |
| 11/28/2002 | US20020175599 Piezoelectric/electrostrictive device and method for fabricating the same |
| 11/28/2002 | US20020175597 Piezoelectric device with feedback sensor |
| 11/28/2002 | US20020175595 Vibration wave driving device and method of processing vibrating member or moving member for use in vibration wave driving device |
| 11/28/2002 | US20020175594 Variable stiffness electroactive polymer systems |
| 11/28/2002 | US20020175593 Adjustable compensation of a piezo drive amplifier depending on mode and number of elements driven |
| 11/28/2002 | US20020175592 Integrated charge and voltage mode drive circuit for piezo actuators used in mass data storage devices, or the like |
| 11/28/2002 | US20020175591 Process for the manufacture of piezoceramic multilayer actuators |
| 11/27/2002 | EP1261041A2 Vibration wave driving device and method of processing vibrating member or moving member for use in vibration wave driving device |