| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) | 
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| 03/26/2003 | CN1405966A Vibration type actuating device | 
| 03/25/2003 | US6539174 Light image shift correcting device and an optical device | 
| 03/25/2003 | US6538854 Actuator using piezoelectric element and head-positioning mechanism using the actuator | 
| 03/25/2003 | US6538362 Piezoelectric/electrostrictive device and method of manufacturing same | 
| 03/25/2003 | US6536546 Gas components which delay the start are removed from the reformate gas using an adsorber during the cooling-down phase after the vehicle has been switched off | 
| 03/20/2003 | WO2003023213A1 Method and device for controlling piezo-driven fuel injection valves | 
| 03/20/2003 | WO2003023212A1 Method for controlling a piezo-actuated fuel-injection valve | 
| 03/20/2003 | US20030053281 Method of compensating for deformation deterioration of piezoelectric/electrostrictive actuator | 
| 03/20/2003 | US20030052628 Vibration type actuator apparatus | 
| 03/20/2003 | US20030052575 Piezoelectric drive | 
| 03/20/2003 | US20030052574 Ultrasonic motor and method for manufacturing the same | 
| 03/20/2003 | US20030052573 Piezoelectric adjusting element | 
| 03/20/2003 | US20030052570 Electromechanic film and acoustic element | 
| 03/20/2003 | US20030052287 Electronic equipment equipped with position detection means | 
| 03/20/2003 | DE20218163U1 Piezoelectric transformer-driver unit e.g. for computer LCD light-sources, uses driver unit to synchronously drive transformer units, piezoelectric units and loads | 
| 03/19/2003 | EP1292994A1 Piezo actuator | 
| 03/19/2003 | EP1292775A2 Device for transmitting a movement with compensation for play | 
| 03/19/2003 | CN1404211A Miniature microstep size angular piezoelectric rotary driver | 
| 03/19/2003 | CN1404210A Miniature bionical piezoelectric linear driver | 
| 03/19/2003 | CN1404164A Piezoelectric apparatus, stepped wave filter and producing method of piezoelectric apparatus | 
| 03/18/2003 | US6534899 Piezoelectric/electrostrictive device and method of manufacturing same | 
| 03/18/2003 | US6534898 Piezoelectric/electrostrictive device having mutually opposing thin plate section | 
| 03/18/2003 | US6532942 Pre-treatment method for an electromagnetic transducer | 
| 03/13/2003 | US20030048914 Micromachined piezoelectric microspeaker and fabricating method thereof | 
| 03/13/2003 | US20030048045 Piezo actuator | 
| 03/13/2003 | US20030048043 High power density dual-rotor device | 
| 03/13/2003 | US20030048040 Flat actuator or sensor with internal prestress | 
| 03/13/2003 | US20030047662 Position control apparatus and method for table member | 
| 03/12/2003 | CN1402423A Continuous receprocating nanodisplacement driver for micro-momentum drive | 
| 03/12/2003 | CN1402422A Continuous nanoprecision displacement micro-momentum driving device | 
| 03/11/2003 | US6532429 Offset regulation device | 
| 03/11/2003 | US6531861 Movement actuator/sensor systems | 
| 03/11/2003 | US6531712 Valve for controlling fluids | 
| 03/06/2003 | WO2003019689A2 Piezoelectric motor comprising copper electrodes | 
| 03/06/2003 | WO2003019688A2 Tubular hollow body for a piezo actuator module and method for production thereof | 
| 03/06/2003 | WO2003018996A2 Piezoelectric actuator module | 
| 03/06/2003 | US20030042820 Piezoelectric device, ladder type filter, and method of producing the piezoelectric device | 
| 03/06/2003 | DE10143502C1 Control method for piezoelectric fuel injection valve for diesel engine calculates differential of force exerted on fuel injection valve by piezoactuator for correction of subsequent injection cycle | 
| 03/05/2003 | EP1288918A2 Piezoelectric actuator | 
| 03/05/2003 | EP1287250A1 Method for testing a capacitive actuator | 
| 03/04/2003 | US6528928 Switched resonant power conversion electronics | 
| 03/04/2003 | US6528927 Piezo actuator with multi-layer conductive film, and method for making same | 
| 03/04/2003 | US6528926 Driving apparatus | 
| 03/04/2003 | US6528925 Piezoelectric/electrostrictive element driving circuit | 
| 02/27/2003 | WO2003017390A1 Sensors for power conversion systems | 
| 02/27/2003 | WO2003016716A1 Method for obtaining electric energy from the environment | 
| 02/27/2003 | WO2003016711A1 Switched resonant power conversion electronics | 
| 02/27/2003 | US20030038563 Harmonic motor | 
| 02/27/2003 | DE10149960C1 IC engine operating method uses set of functions for determining required control energy for each fuel injector piezoactuator | 
| 02/20/2003 | WO2001080284A3 Electroactive polymer animated devices | 
| 02/20/2003 | US20030034715 Switched resonant power conversion electronics | 
| 02/20/2003 | US20030034594 Spring bushing and method for producing a spring bushing | 
| 02/20/2003 | US20030034228 Apparatus for levitating objects, apparatus for transporting objects, and apparatus for loading objects | 
| 02/18/2003 | US6522049 Apparatus and method for detecting a short circuit to the battery voltage when driving piezoelectric elements | 
| 02/18/2003 | US6522048 Sensors for power conversion systems | 
| 02/18/2003 | US6521166 Method of polarization-treating piezoelectric body | 
| 02/13/2003 | WO2002037516A3 Electric switch, especially a piezo switch, with optical and/or mechanical feedback of the switching operation | 
| 02/13/2003 | US20030030351 Piezoelectric motor | 
| 02/13/2003 | US20030030249 Flexible piezoelectric films | 
| 02/12/2003 | EP1283592A1 Piezoelectric motor | 
| 02/12/2003 | EP1283591A1 Piezoelectric motor | 
| 02/12/2003 | EP1282921A1 Piezoelectric bending transducer and use thereof | 
| 02/12/2003 | EP1282891A1 Remote control and power system | 
| 02/12/2003 | EP1191895B1 Power assistance device for an ultrasonic vibration dental handpiece | 
| 02/12/2003 | CN2535972Y Surface elastic wave motor | 
| 02/12/2003 | CN1396668A Packed piezoelectric device and its manufacture method and piezoelectric actuator | 
| 02/11/2003 | US6518721 Oscillation isolator | 
| 02/11/2003 | US6518689 Piezoelectric wave motor | 
| 02/06/2003 | WO2003010879A2 Driving device for ultrasonic motor | 
| 02/06/2003 | WO2003010835A2 Piezoelectric multilayer transducer | 
| 02/06/2003 | DE20216689U1 Inverse piezoelectric drive coupling has piezoceramic element with piezoelectric Langerin vibrator and piezoceramic resonator; inverse piezoelectric effect compresses or deforms piezoceramic element | 
| 02/05/2003 | CN1101076C Piezoelectric actuator and pyroelectric infrared-ray sensor using the same | 
| 02/04/2003 | US6515941 Electronic watch | 
| 02/04/2003 | US6515835 Precise positioning actuator actuator for precisely positioning thin-film magnetic head element and head gimbal assembly with the actuator | 
| 02/04/2003 | US6515403 Co-fired piezo driver and method of making for a ring laser gyroscope | 
| 02/04/2003 | US6515402 Array of ultrasound transducers | 
| 02/04/2003 | US6515382 Actuators and apparatus | 
| 01/30/2003 | WO2003009402A2 Actuator system | 
| 01/30/2003 | WO2003009400A2 Monolithic multilayer actuator in a housing | 
| 01/30/2003 | US20030020377 Piezoelectric/electrostrictive element and piezoelectric/electrostrictive device and production method thereof | 
| 01/30/2003 | US20030020375 Method of producing a bending transducer | 
| 01/30/2003 | US20030020369 Piezoelectric/electrostrictive device and method of manufacturing same | 
| 01/30/2003 | US20030020368 Ultrasonic motor and electronic device having the ultrasonic motor | 
| 01/30/2003 | US20030020364 Laminated piezoelectric element, method for manufacturing the same, and piezoelectric actuator | 
| 01/28/2003 | US6512323 Piezoelectric actuator device | 
| 01/28/2003 | US6512322 Longitudinal piezoelectric latching relay | 
| 01/28/2003 | US6512321 Driving apparatus and method of using same | 
| 01/28/2003 | US6511485 Device for removal of calculi | 
| 01/28/2003 | US6510597 Surface acoustic wave device and method of manufacturing the same | 
| 01/23/2003 | US20030016111 Circuit configuration and, in particular, a switch-mode power supply | 
| 01/23/2003 | US20030016089 Use of a piezo-active device and an appliance and a system including it | 
| 01/23/2003 | US20030015944 Co-fired piezo driver and method of making for a ring laser gyroscope | 
| 01/23/2003 | US20030015943 Rosen type piezoelectric transformer with multiple output electrodes, and stabilizer for multiple light source using that | 
| 01/23/2003 | US20030015940 Multi-degree-of-freedom drive mechanism | 
| 01/23/2003 | US20030015939 Construction for transmitting displacement of piezoelectric element | 
| 01/22/2003 | CN1392052A Piezoelectric actuator and ink jet device using said actuator | 
| 01/21/2003 | US6509673 Ultrasonic motor capable of sensing a rotational position of its rotor | 
| 01/21/2003 | US6509672 Method and apparatus for charging a piezoelectric element | 
| 01/21/2003 | US6509671 Driving method and driving circuit for piezoelectric transformer, cold cathode tube emission device, liquid crystal panel and liquid crystal panel built-in apparatus | 
| 01/16/2003 | WO2003005553A2 Piezoelectric drive and the use of the same as a drive for heavy loads |