| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 12/27/2001 | WO2001098651A2 Device for transmitting a movement with compensation for play |
| 12/27/2001 | WO2001047041A3 Electro-active devices |
| 12/27/2001 | WO2001024288A3 Adjusting unit for controlling a regulating and/or shut-off device |
| 12/27/2001 | US20010055182 Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators |
| 12/27/2001 | US20010054858 Apparatus and method for detecting a short circuit to the battery voltage when driving piezoelectric elements |
| 12/27/2001 | US20010054704 Piezoelectric ceramic composition, and high power output transformer made of the same composition |
| 12/25/2001 | US6333609 Drive control device of vibration type motor |
| 12/25/2001 | US6333587 Piezoelectric actuator |
| 12/25/2001 | US6333586 Valve for controlling fluids |
| 12/25/2001 | US6333585 Discharge circuit for a capacitive actuator |
| 12/20/2001 | WO2001047318A3 Loudspeaker using an electro-active device |
| 12/20/2001 | DE10028353A1 Method for testing a capacitive actuator controls a capacitive actuator with a control signal of a certain duration related to predetermined or measured values for charging, discharging and opening durations. |
| 12/19/2001 | EP1163882A1 Intracorporeal lithotripter for removal of calculi |
| 12/19/2001 | CN1327302A Thin travelling wave supersonic motor |
| 12/19/2001 | CN1327301A Straight-line suppersonic motor based on vibration in rectangular piezoelectric ceramic thin plate |
| 12/18/2001 | US6331747 Surface acoustic wave motor and apparatus having the same |
| 12/18/2001 | US6331037 Drive arrangement for a writing head |
| 12/13/2001 | WO2001095469A1 Method and device for transferring piezoelectric energy |
| 12/13/2001 | WO2001095329A1 Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators |
| 12/13/2001 | WO2001094768A1 Method for testing a capacitive actuator |
| 12/13/2001 | US20010050513 Driving method and driving circuit for piezoelectric transformer, cold cathode tube emission device, liquid crystal panel and liquid crystal panel built-in apparatus |
| 12/13/2001 | US20010050512 Compensation of batch variation in the travel due to variations in the layer thickness or number of layers in multi-layer piezoelectric elements |
| 12/12/2001 | EP1162725A2 Linear motor |
| 12/12/2001 | EP1162722A2 Linear actuator of small size |
| 12/12/2001 | EP1161652A1 Electromechanical drive element comprising a piezoelectric element |
| 12/11/2001 | US6329740 Piezoelectric/electrostrictive device and production method thereof |
| 12/06/2001 | WO2001035468A3 Method for producing a piezoelectric transducer |
| 12/06/2001 | US20010048250 Linear actuator of small size |
| 12/06/2001 | DE19928188A1 Piezoelement mit einem Mehrschichtaufbau von Piezolagen und ein Verfahren zu dessen Herstellung Piezo element with a multilayer structure of piezoelectric layers and a process for its preparation |
| 12/06/2001 | DE10026005A1 Piezoaktor Piezoelectric actuator |
| 12/06/2001 | DE10025998A1 Piezoaktor Piezoelectric actuator |
| 12/06/2001 | DE10025997A1 Piezoaktor Piezoelectric actuator |
| 12/06/2001 | DE10025579A1 Method and appliance for controlling capacitive actuator checks measuring circuit during non-operative periods to provide correction factor for next control operation |
| 12/06/2001 | DE10025561A1 Energieautarker Hochfrequenzsender Energy-autonomous radiofrequency transmitter |
| 12/06/2001 | DE10025352A1 Werkzeuggerät mit Ultraschalladapter Tool machine with ultrasound adapter |
| 12/05/2001 | EP1160885A2 Piezoelectric device for injector |
| 12/05/2001 | EP1159768A1 Packaged strain actuator |
| 12/05/2001 | CN1325144A Piezoelectric transformer for fluorescent lamp |
| 12/05/2001 | CN1324713A Tool machine with supersonic adaptor |
| 12/04/2001 | US6327120 Actuator using piezoelectric element and head-positioning mechanism using the actuator |
| 12/04/2001 | US6326717 Piezoelectric actuator |
| 11/29/2001 | WO2001091315A2 Energy self-sufficient high frequency transmitter |
| 11/29/2001 | WO2001091199A1 Piezoelectric actuator |
| 11/29/2001 | WO2001091198A1 Piezoelectric actuator |
| 11/29/2001 | WO2001091197A1 Piezo actuator |
| 11/29/2001 | US20010046107 Actuator, information recording/reproducing device, and method of manufacturing actuator |
| 11/29/2001 | US20010045811 Slider mechanism and method of driving the same |
| 11/29/2001 | US20010045791 Surface acoustic wave device |
| 11/29/2001 | DE10025985A1 Measuring force-deflection characteristic of piezoelectric actuator, involves subjecting actuator to first stiffness over first displacement distance and second stiffness over second displacement distance |
| 11/29/2001 | DE10024701A1 Piezoaktor Piezoelectric actuator |
| 11/29/2001 | DE10023556A1 Piezo-Biegewandler sowie Verwendung desselben The same piezo bending converter and use |
| 11/28/2001 | EP1158668A1 Surface acoustic wave device and its production-method |
| 11/28/2001 | EP1158607A1 Device for the motorization of sensors in a receiver and/or transmitter using an electromagnetic spherical lens, and a receiver and/or transmitter using such a device |
| 11/28/2001 | EP1157752A2 Tool with ultrasound adaptor |
| 11/27/2001 | US6323582 Piezoelectric/Electrostrictive device |
| 11/27/2001 | US6323579 Ultrasonic driving motor |
| 11/27/2001 | US6323578 Piezoelectric actuator, piezoelectric actuator driving method and computer readable storage medium stored with program for making computer execute piezoelectric actuator driving method |
| 11/27/2001 | US6323483 High bandwidth recoiless microactuator |
| 11/27/2001 | US6321428 Method of making a piezoelectric transducer having protuberances for transmitting acoustic energy |
| 11/22/2001 | WO2001089005A1 An impedance synthesising arrangement, an improved vibrational damping apparatus and a method for deriving a digital signal processing algorithm |
| 11/22/2001 | WO2001089004A1 Piezoelectric bending transducer and use thereof |
| 11/22/2001 | WO2001089002A1 Piezo actuator |
| 11/22/2001 | WO2001088875A1 Remote control and power system |
| 11/22/2001 | US20010043025 Electrical circuit for the control of piezoelectric drives |
| 11/21/2001 | EP0910871B1 Piezo-active engine based on independent stator modules |
| 11/21/2001 | CN2461202Y Over-magnetostriction material driver |
| 11/21/2001 | CN1323043A Piezoelectric ceramics composition and high-output power transformer produced with the same composition |
| 11/20/2001 | US6320299 Friction member used in vibration wave driving apparatus, and device using the vibration wave driving apparatus as driving source |
| 11/20/2001 | US6320298 Actuator driving circuit, an actuator driving device, and an actuator driving method |
| 11/20/2001 | US6320297 Method for low loss control of a capacitive load, in particular of a piezoelectric actuator |
| 11/20/2001 | US6318342 Fuel injection valve and pressure sensor combination |
| 11/15/2001 | US20010040773 Piezoelectric actuator and information storage apparatus |
| 11/15/2001 | US20010039703 Method of manufacturing piezoelectric actuator |
| 11/15/2001 | DE10021863A1 Elektromechanischer Stellantrieb Electromechanical Actuator |
| 11/15/2001 | DE10021852A1 Power supply for autonomous microsystems based on conversion of thermal or mechanical forms of energy |
| 11/14/2001 | EP1154496A2 Piezoelectric actuator and information storage apparatus |
| 11/14/2001 | EP1154180A2 Piezoelectric fluid control valve |
| 11/14/2001 | EP1130756A9 Piezoelectric actuator |
| 11/13/2001 | US6316865 Piezoelectric element |
| 11/13/2001 | US6316863 Piezo actuator with novel contacting and production method |
| 11/13/2001 | US6316862 Motor drive apparatus having power supply restoring function |
| 11/08/2001 | WO2001084700A1 Extra high tension generator |
| 11/08/2001 | US20010039484 Method and configuration for diagnosis of a capacitive actuator |
| 11/08/2001 | US20010038515 Actuator using piezoelectric element and head-positioning mechanism using the actuator |
| 11/08/2001 | US20010038402 Micromachined two-dimensional array droplet ejectors |
| 11/08/2001 | US20010038259 Piezoelectric transformer for fluorescent lamp |
| 11/08/2001 | US20010038258 Wobble motor |
| 11/08/2001 | US20010038256 Power circuit for piezo-electric motor |
| 11/08/2001 | US20010038083 Piezoelectric fluid control valve |
| 11/08/2001 | DE10119762A1 Adjusting system for optical appliances, has with at least one jointed plate in which adjusting movement is effected by relative angle rotation between stator and rotor using drive unit |
| 11/07/2001 | EP1152522A2 Electromechanical driving mechanism |
| 11/06/2001 | US6313568 Piezoelectric actuator and valve assembly with thermal expansion compensation |
| 11/06/2001 | US6313564 Driving apparatus for vibration type actuator apparatus |
| 11/01/2001 | WO2001081857A2 Resonant probe driving arrangement and scanning probe microscope |
| 11/01/2001 | WO2001033645A3 Piezoelectric motors and motor driving configurations |
| 11/01/2001 | US20010036790 Electroactive polymer animated devices |
| 11/01/2001 | US20010035723 Biologically powered electroactive polymer generators |
| 11/01/2001 | US20010035722 Vibration motors |
| 11/01/2001 | US20010035699 Piezoelectric wave motor |
| 11/01/2001 | US20010035697 Time- and event-controlled activation system for charging and discharging piezoelectric elements |