| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 04/22/2004 | US20040075365 Releasable fastener system |
| 04/22/2004 | US20040075363 Multi-frequency piezoelectric energy harvester |
| 04/22/2004 | US20040075360 Electric switch, especially a piezo switch, with optical and/or mechanical feedback of the switching operation |
| 04/22/2004 | US20040074882 Joining workpieces by laser welding with powder injection |
| 04/22/2004 | US20040074300 Inertial rotation device |
| 04/22/2004 | US20040074071 Releasable fastener systems and processes |
| 04/22/2004 | US20040074070 Releasable fastening system based on ionic polymer metal composites and method of use |
| 04/22/2004 | US20040074069 Electroactive polymer releasable fastening system and method of use |
| 04/22/2004 | US20040074068 Releasable fastener system |
| 04/22/2004 | US20040074067 Electrostatically releasable fastening system and method of use |
| 04/22/2004 | US20040074066 Releasable fastener system and process |
| 04/22/2004 | US20040074065 Releasable fastener system |
| 04/22/2004 | US20040074064 Releasable fastener system |
| 04/22/2004 | US20040074063 Releasable fastener system |
| 04/22/2004 | US20040074062 Releasable fastener system |
| 04/22/2004 | US20040074061 Magnetorheological nanocomposite elastomer for releasable attachment applications |
| 04/22/2004 | US20040074060 Releasable fastener system |
| 04/22/2004 | DE10197068T5 Multidimensionales Feld und dessen Herstellung Multidimensional array and its preparation |
| 04/21/2004 | EP1411625A1 Improvements of high power motors |
| 04/21/2004 | EP1411239A1 Liquid injection apparatus |
| 04/21/2004 | EP1192345B1 Method and device for charging a capacitive actuator |
| 04/21/2004 | CN1491477A Energy recovery in electromechanical motors |
| 04/21/2004 | CN1490927A Piezoelectric ceramic electric motor |
| 04/21/2004 | CN1490090A Vibrating driver |
| 04/20/2004 | US6724607 Driving apparatus of vibration type actuator |
| 04/20/2004 | US6724580 Actuator with piezoelectric member |
| 04/20/2004 | US6724129 Laminated piezoelectric element, method for manufacturing the same, and piezoelectric actuator |
| 04/15/2004 | WO2004031582A1 Electroactive polymer actuated heart-lung bypass pumps |
| 04/15/2004 | WO2003044874A3 Device for controlling an electronically-monitored ultrasonic piezoelectric actuator, and method for using same |
| 04/15/2004 | US20040070315 Less-dust-generative piezoelectric/electrostrictive device and manufacturing method |
| 04/15/2004 | US20040070314 Lightweight fiber-reinforced polymer layer with high thermal expansion coefficient and low elasticity coefficient; lightweight fiber-reinforced polymer layer with low thermal expansion coefficient and a high elasticity coefficient |
| 04/15/2004 | US20040070311 Piezoelectric extension actuator |
| 04/15/2004 | US20040070310 Device comprising a variable-rigidity mobile structure preferably with electrostatic control |
| 04/15/2004 | DE202004000935U1 Presence detector with sensor detecting presence changes - in/out within monitoring region, with evaluation and control unit |
| 04/15/2004 | DE19928188B4 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 |
| 04/15/2004 | DE10296407T5 Transduceranordnung mit mehreren überlagerten Elementen, und ein Verfahren zu deren Herstellung Transducer array having a plurality of superposed elements, and a method for their preparation |
| 04/14/2004 | EP1408561A2 Less-dust-generative piezoelectric/electrostrictive device and manufacturing method |
| 04/14/2004 | EP1408560A2 Control apparatus for vibration type actuator, vibration type actuator system, and method for controlling vibration type actuator |
| 04/14/2004 | EP1407498A2 Actuator system |
| 04/14/2004 | CN1146029C Electronic component and mobile communication device comprising same |
| 04/13/2004 | US6721136 Piezoelectric actuator and information storage apparatus |
| 04/13/2004 | US6720714 Vibrating gyroscope |
| 04/13/2004 | US6720712 Piezoelectric identification device and applications thereof |
| 04/13/2004 | US6720711 Piezoelectric actuator, ultrasonic motor equipped with piezoelectric actuator, and electronic apparatus equipped with piezoelectric actuator |
| 04/13/2004 | US6720708 Mechanical-to-acoustical transformer and multi-media flat film speaker |
| 04/13/2004 | US6720707 Vibration type actuator |
| 04/13/2004 | US6720704 Thermionic vacuum diode device with adjustable electrodes |
| 04/13/2004 | US6719412 Piezoelectric actuator and ink ejector using the piezoelectric actuator |
| 04/08/2004 | WO2004028756A2 Piezoelectric micromanipulator which is especially intended for microbotics and method of implementing same |
| 04/08/2004 | WO2004028740A1 Two-dimensional displacement apparatus |
| 04/08/2004 | WO2003090338A3 Piezo motor |
| 04/08/2004 | WO2003038918A3 Device for driving an electronically monitored ultrasonic piezoelectric actuator and method for using same |
| 04/08/2004 | US20040068220 Electroactive polymer actuated heart-lung bypass pumps |
| 04/08/2004 | US20040066118 Micro-reactor |
| 04/08/2004 | US20040066117 High voltage generator, especially for using as a noise frequency generator |
| 04/08/2004 | US20040066114 Flexible piezoelectric films |
| 04/08/2004 | DE4401923B4 Energieversorgungssystem für Waagen Power System Scales |
| 04/07/2004 | EP1406319A1 Valve actuator |
| 04/07/2004 | EP1406062A2 Vibrating gyroscope |
| 04/07/2004 | EP1405372A2 Additional contact for an electric component and piezoelectric component in the form of a multilayer structure |
| 04/07/2004 | EP1080323B1 Electrically controllable valve |
| 04/07/2004 | CN1487659A Multiple-freedom piezoelectric ceramic rod micro motor in complex excitation mode |
| 04/06/2004 | US6717332 Apparatus having a support structure and actuator |
| 04/06/2004 | US6717331 Piezoelectric ultrasonic motor with multi-layer thin disks |
| 04/06/2004 | US6717330 Ultrasonic motor and electronic device having the ultrasonic motor |
| 04/06/2004 | US6717329 Drive mechanism employing electromechanical transducer and method for controlling the drive mechanism |
| 04/06/2004 | US6717328 Piezoelectric resonator and FM detection circuit incorporating the same |
| 04/01/2004 | WO2004027970A1 An elastomer actuator and a method of making an actuator |
| 04/01/2004 | WO2004027887A2 Piezoelectric actuator |
| 04/01/2004 | WO2004027886A1 Piezoelectric element, liquid ejection head and process for manufacturing them |
| 04/01/2004 | WO2004027832A2 Bending actuators and sensors constructed from shaped active materials and methods for making the same |
| 04/01/2004 | US20040061417 Micro piezoelectric actuator and method for fabricating same |
| 04/01/2004 | US20040061003 Fuel injection valve |
| 04/01/2004 | DE4438876B4 Piezoelektrischer Motor Piezoelectric motor |
| 04/01/2004 | DE10241992A1 Piezoelektrischer Aktor Piezoelectric actuator |
| 04/01/2004 | DE10064606B4 Piezoelektrischer Aktuator A piezoelectric actuator |
| 03/31/2004 | EP1402583A2 Piezoelectrical bending converter |
| 03/31/2004 | EP1402582A2 A piezoelectric actuator |
| 03/30/2004 | US6713944 Actuator and method of manufacturing a strain element |
| 03/30/2004 | US6713943 Actuator and driving method thereof |
| 03/30/2004 | US6713942 Piezoelectric device with feedback sensor |
| 03/25/2004 | WO2003054979A3 Piezo-actuator |
| 03/25/2004 | US20040056567 Bending actuators and sensors constructed from shaped active materials and methods for making the same |
| 03/25/2004 | US20040056566 Dual crystal package |
| 03/25/2004 | US20040056565 High pressure, high speed actuator |
| 03/25/2004 | US20040056564 Piezoelectric motor and electronic equipment with piezoelectric motor |
| 03/25/2004 | US20040056562 Remote control and power system |
| 03/25/2004 | US20040055293 Apparatus for supplying power to a sensor |
| 03/25/2004 | DE19806752B4 Offsetregelung Offset control |
| 03/24/2004 | EP1401030A2 Piezoelectric element, ink jet recording head and method for manufacturing piezoelectric element |
| 03/24/2004 | EP1401029A2 High pressure, high speed actuator |
| 03/24/2004 | EP1142039B1 Piezo-electric tilting element |
| 03/24/2004 | CN1484370A Ultrasonic motor travelling wave driving vibrator capable of realizing straight line or rotate movement |
| 03/23/2004 | US6710676 Surface acoustic wave filter device |
| 03/23/2004 | US6710518 Manually operable electronic apparatus |
| 03/23/2004 | US6710516 Vibration wave during apparatus |
| 03/23/2004 | US6710511 Moving member for surface acoustic wave actuator and surface acoustic wave actuator using same |
| 03/18/2004 | WO2004023572A1 Piezoelectric generator |
| 03/18/2004 | WO2004012279A3 High resolution piezoelectric motor |
| 03/18/2004 | WO2003096521A3 Device for converting mechanical energy into electrical energy |