| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 07/27/2004 | US6768246 Biologically powered electroactive polymer generators |
| 07/27/2004 | US6768245 Piezoelectric drive |
| 07/27/2004 | US6766791 Actuator regulation device and corresponding method |
| 07/27/2004 | US6766566 Releasable fastener system |
| 07/22/2004 | WO2004061988A1 Microdrive unit and record medium driver |
| 07/22/2004 | WO2004061156A1 Method for electroless plating |
| 07/22/2004 | US20040140738 Self cooling piezo actuator for high temperature applications |
| 07/22/2004 | US20040140737 Piezoactive actuator with dampened amplified movement |
| 07/22/2004 | US20040140736 Piezo-electric drive and its use for driving heavy loads |
| 07/22/2004 | US20040140735 Biometric sensing device with isolated piezo ceramic elements |
| 07/22/2004 | US20040139588 Process for the manufacture of piezoceramic multilayer actuators |
| 07/22/2004 | DE10354026A1 Piezoelektrische Membran und diese piezoelektrischer elektroakustischer Wandler unter Verwendung derselben Piezoelectric membrane and these piezoelectric electroacoustic transducer using the same |
| 07/21/2004 | EP1439435A1 Analog electronic timepiece |
| 07/21/2004 | EP1438754A2 Piezoelectric motor |
| 07/21/2004 | CN1515065A Drive device and recording and/or reproducing device |
| 07/21/2004 | CN1514535A Piezoelectric sheet sticked metal prop stator and micro ultra sonic motor using said stator |
| 07/21/2004 | CN1514534A Rod shaped piezoelectric ceramic micro motor capable of axial output force moment |
| 07/21/2004 | CN1158622C Remote energy supply structure and process for electronic information carrier |
| 07/20/2004 | US6765337 Piezoelectric actuator |
| 07/20/2004 | US6765335 Piezoelectric adjusting element |
| 07/20/2004 | US6765334 Linear or pivotal motion mechanism using ultrasonic motor and electronic device equipped with linear or pivotal motion mechanism |
| 07/20/2004 | US6765333 Power assistance device for an ultrasonic vibration dental handpiece |
| 07/15/2004 | US20040135554 High efficiency passive piezo energy harvesting apparatus |
| 07/15/2004 | US20040135475 Actuator and method of manufacturing a strain element |
| 07/15/2004 | US20040135470 Surface acoustic wave actuator and deflector employing the same |
| 07/15/2004 | DE10155125B4 Vorrichtung zum Wandeln mechanischer Energie in elektrische Energie An apparatus for converting mechanical energy into electrical energy |
| 07/14/2004 | EP1436847A1 Sensors for power conversion systems |
| 07/14/2004 | EP1436505A1 Switched resonant power conversion electronics |
| 07/14/2004 | EP1436499A1 Fuel injection valve |
| 07/14/2004 | EP0929911B1 Method and device for charging and discharging a piezoelectric element |
| 07/14/2004 | CN1512822A Piezoelectric diaphragm and piezoelectric electroacoustic converter using piezoelectric diaphragm |
| 07/13/2004 | US6762536 Piezoceramic bending transducer and use thereof |
| 07/13/2004 | US6762535 Spindle structure in ultrasonic machine and supporting horn used in the same |
| 07/08/2004 | WO2004031582A9 Electroactive polymer actuated heart-lung bypass pumps |
| 07/08/2004 | US20040130240 Method and device for charging and discharging a piezoelectric element |
| 07/08/2004 | DE10026005B4 Piezoaktor Piezoelectric actuator |
| 07/07/2004 | EP1435129A2 High voltage generator, especially for using as a noise frequency generator |
| 07/07/2004 | EP1435079A1 Wireless sensor system |
| 07/07/2004 | EP1434952A1 Method for producing a tubular spring and an actuator unit comprising one such tubular spring |
| 07/06/2004 | US6759791 Multidimensional array and fabrication thereof |
| 07/06/2004 | US6759790 Apparatus for moving folded-back arms having a pair of opposing surfaces in response to an electrical activation |
| 07/06/2004 | US6759769 Dielectric film intended for transforming electric energy into mechanical energy or vice versa |
| 07/01/2004 | WO2004055966A1 Piezoelectric actuator driver |
| 07/01/2004 | WO2004036724A3 Tunneling-effect energy converters |
| 07/01/2004 | WO2004015789A3 Piezoactuator and method for production of the piezoactuator |
| 07/01/2004 | WO2004001871A3 Uni-body piezoelectric motor |
| 07/01/2004 | US20040124748 Piezoelectric diaphragm and piezoelectric electroacoustic transducer using the same |
| 07/01/2004 | US20040124747 Apparatus for moving folded-back arms having a pair of opposing surfaces in response to an electrical activation |
| 07/01/2004 | US20040124744 Method and apparatus for controlling a piezo actuator |
| 07/01/2004 | US20040124743 Method and apparatus for controlling a piezo actuator |
| 07/01/2004 | US20040124742 Control apparatus for vibration type actuator, vibration type actuator system, and method for controlling vibration type actuator |
| 07/01/2004 | US20040124741 Self -powered wireless switch |
| 07/01/2004 | US20040124482 Piezoelectric element, ink jet recording head and method for manufacturing piezoelectric element |
| 06/30/2004 | EP1433244A2 Converter mounting |
| 06/30/2004 | EP1433210A2 Piezo actuator for operating a mechanical component |
| 06/30/2004 | EP1433209A2 Actuator unit comprising at least two actuator elements |
| 06/30/2004 | EP1432603A1 Notchback motor vehicle |
| 06/30/2004 | EP1432530A1 Device and method for producing high-pressure ultrasonic pulses |
| 06/30/2004 | CN1156069C Thin travelling wave supersonic motor |
| 06/30/2004 | CN1156068C Bending-vibration ultrasonic small electric machine based on piezoelectric column and electrode combination exciation method |
| 06/30/2004 | CN1156033C Device and process for controlling at least one capacitative actuator |
| 06/30/2004 | CN1156032C Device and process for controlling at least one capacitative actuator |
| 06/30/2004 | CN1156031C Device and process for controlling of at least one capacitative actuator |
| 06/29/2004 | US6756722 Method for fabricating spark plug with piezoelectric sensor and spark plug fabricated by the same |
| 06/29/2004 | US6754950 Electronic component and method of production thereof |
| 06/24/2004 | WO2003096444A3 Resonant energy mems array and system including dynamically modifiable power processor |
| 06/24/2004 | US20040120081 Piezoelectric actuator and information storage device |
| 06/24/2004 | US20040119377 Device for transmitting an excursion of an actuator |
| 06/24/2004 | US20040118950 Fuel injection valve |
| 06/24/2004 | US20040117955 Releasable fastener systems and processes |
| 06/23/2004 | EP1432111A2 Control method and apparatus of an ultrasonic motor, and an ultrasonic motor driver and controller |
| 06/23/2004 | EP1432048A1 MATRIX TYPE PIEZOELECTRIC/ELECTROSTRICTIVE DEVICE AND ITS MANUFACTURING METHOD |
| 06/23/2004 | EP1430592A2 Piezomotor with a guide |
| 06/23/2004 | EP1430547A2 Piezoelectric motor comprising a piezoelectric element arranged in a resonator |
| 06/23/2004 | EP1430546A2 Piezoelectric structures |
| 06/23/2004 | CN1507687A Piezoelectric actuator, and timpiece and portable unit with piezoelectric actuator |
| 06/23/2004 | CN1155125C Driving apparatus of vibration type actuator |
| 06/23/2004 | CN1155124C Method and device for controlling capacitative actuator mechanism |
| 06/22/2004 | US6753640 Piezoelectric driven type vibratory feeder |
| 06/22/2004 | US6753639 Micro-electromechanical structure resonator frequency adjustment using radiant energy trimming and laser/focused ion beam assisted deposition |
| 06/22/2004 | US6752601 Micropump |
| 06/22/2004 | US6751832 Forming displacement element having movable portion operational under vibrational conditions and exhibiting mechanical strength, handling efficiency, impact resistance and moisture resistance |
| 06/17/2004 | US20040114279 Piezoelectric actuator, disk drive using the same and manufacturing method thereof |
| 06/17/2004 | US20040113527 Piezoelectric deevice for injector |
| 06/17/2004 | US20040113524 Backing material for micromachined ultrasonic transducer devices |
| 06/17/2004 | US20040113520 Developments to high power motors |
| 06/17/2004 | US20040113519 Micro-beam friction liner and method of transferring energy |
| 06/17/2004 | US20040113518 Vibration type driving apparatus |
| 06/17/2004 | US20040113517 Devices for rotation using piezoelectric benders |
| 06/17/2004 | US20040113516 Systems and methods for overcoming stiction |
| 06/17/2004 | US20040113515 Systems and methods for overcoming stiction |
| 06/17/2004 | US20040112706 Ultrasonic clutch |
| 06/16/2004 | EP1429445A2 Method and device for regulating a piezoelectric actuator |
| 06/16/2004 | EP1428271A2 Piezoelectric multilayer transducer |
| 06/16/2004 | CN1505845A Transducer array using multi-layered elements and a method of manufacture thereof |
| 06/16/2004 | CN1505844A Electromechanical transducer with at least one piezoelectricelement |
| 06/15/2004 | US6750596 Generator for use in a microelectromechanical system |
| 06/10/2004 | WO2004048811A1 Actuator for moving an element |
| 06/10/2004 | WO2003105246A3 Method for the production of a monolithic multilayer actuator, monolithic multilayer actuator made of a piezoceramic or electrostrictive material, and external electrical contact for a monolithic multilayer actuator |
| 06/10/2004 | WO2002081401A3 Flexible piezoelectric films |