| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 08/22/2007 | CN101022253A Micro-structural component two-dimensional translational remote operating method |
| 08/21/2007 | US7259504 Piezoelectric actuator |
| 08/21/2007 | US7259503 Electroactive polymers |
| 08/21/2007 | US7259496 Tunable vibratory actuator |
| 08/21/2007 | US7258109 Method for operating a fuel injection device, especially for a motor vehicle |
| 08/16/2007 | WO2007091443A1 Piezoelectric element and ultrasonic actuator |
| 08/16/2007 | US20070188051 Motor, lens barrel, camera system, and method for producing motor |
| 08/16/2007 | US20070188050 Piezoelectric vibrator, intrinsic frequency adjusting method of piezoelectric vibrator, piezoelectric actuator and electronic device |
| 08/16/2007 | DE102006006077A1 Piezokeramischer Vielschicht-Aktor, Verfahren zum Herstellen eines piezokeramischen Vielschicht-Aktors und Einspritzsystem Piezoceramic multilayer actuator, method for producing a piezoceramic multilayer actuator and injection |
| 08/16/2007 | DE102006006076A1 Piezo-actuator has elastic, pre-cast and passive transmitter arranged between piezo-stack and casing, where casing surrounds piezo-stack |
| 08/16/2007 | CA2641454A1 Electroactive polymer actuators, applications and methods for fabrication thereof |
| 08/15/2007 | EP1819036A2 Piezoelectric actuator, timepiece, and portable device |
| 08/15/2007 | EP1818993A1 Motor, lens barrel, camera system, and method for producing motor |
| 08/15/2007 | EP1432603B1 Notchback motor vehicle |
| 08/15/2007 | EP1234346B1 Piezoelectric drive |
| 08/15/2007 | EP1158668B1 Production method for a surface acoustic wave device |
| 08/15/2007 | EP1089357B1 Piezoelectric/electrostrictive device and method of manufacturing same |
| 08/15/2007 | CN101019301A 驱动单元 Drive unit |
| 08/15/2007 | CN101019247A Piezoelectric actuator |
| 08/15/2007 | CN101018026A Piezoelectric ceramic motor |
| 08/15/2007 | CN101018025A Contact surface positive pressure varying piezoelectric rotating driver |
| 08/15/2007 | CN101018024A Piezoelectric inertia step driving device |
| 08/15/2007 | CN101017989A Self-supply micro radio sensing network node based on the piezoelectric vibration power generation |
| 08/14/2007 | US7256531 Driving apparatus |
| 08/14/2007 | US7256529 High power-to-mass ratio actuator |
| 08/14/2007 | US7255941 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor |
| 08/09/2007 | WO2007020177A3 Piezoelectric actuator for an ultrasonic motor |
| 08/09/2007 | US20070182286 Small piezoelectric air pumps with unobstructed airflow |
| 08/09/2007 | US20070182283 Rotational angle detecting sensor |
| 08/09/2007 | US20070182281 Exciting method for elastic vibration member and vibratory driving device |
| 08/09/2007 | US20070182280 Method for determining the activation voltage of a piezoelectric actuator of an injector |
| 08/09/2007 | US20070182277 Piezoelectric drive unit and piezoelectric drive element |
| 08/09/2007 | DE202007005708U1 Linearer Ultraschall-Piezomotor Linear ultrasound piezoelectric motor |
| 08/09/2007 | DE102006004766A1 Electrical circuit for e.g. operating piezo-electric actuator of fuel injection device, has charge controller that is coupled with measuring resistor and that influences selector switch based upon reference charge |
| 08/09/2007 | DE102006002695A1 Electronic component`s e.g. multi-layer piezo stack, surface e.g. side surface, passivation method, involves bringing electrical insulation on surface of component and producing openings in insulation in area of electrodes of surface |
| 08/09/2007 | DE102006000536A1 Piezoelektrisches Schichtelement und Herstellungsverfahren dafür A piezoelectric layer element and manufacturing method therefor |
| 08/08/2007 | CN101015113A Miniaturizable motor comprising a hollow cylindrical piezo oscillator |
| 08/08/2007 | CN101013862A Conoid stator longitudinal and bending combination ultrasonic linear motor |
| 08/07/2007 | US7253552 Piezoelectric actuator, timepiece, and portable device |
| 08/07/2007 | US7253551 Apparatus to produce acoustic cavitation in a liquid insonification medium |
| 08/07/2007 | US7253549 Thermionic vacuum diode device with adjustable electrodes |
| 08/07/2007 | US7252371 Liquid delivering device |
| 08/02/2007 | WO2007086659A1 Voice coil module |
| 08/02/2007 | WO2007051689B1 Robust electromechanical motor |
| 08/02/2007 | US20070176515 Stator and Carriage for a Piezoelectric Liner Motor |
| 08/02/2007 | US20070176514 Electromechanical actuator structure |
| 08/02/2007 | DE202006005416U1 Gerät für sicherheitskritische Anwendungen Device for safety-critical applications |
| 08/02/2007 | DE102006004289A1 Piezoelektrischer Aktor mit integriertem Piezoelektrischem Transformator Piezoelectric actuator with integrated piezoelectric transformer |
| 08/02/2007 | DE102006004284A1 Piezoaktor und Verfahren zur Herstellung desselben Piezoelectric actuator and method of manufacturing the same |
| 08/01/2007 | EP1814168A1 Piezoelectric actuator having an integrated piezoelectric transformer |
| 08/01/2007 | CN101009355A Piezoelectric element formation member |
| 07/31/2007 | US7250709 Piezoelectric actuator for media flowing therearound and use of a corresponding piezoelectric actuator |
| 07/31/2007 | US7250708 Electric switch, especially a piezo switch, with optical and/or mechanical feedback of the switching operation |
| 07/31/2007 | US7250707 Driving apparatus |
| 07/31/2007 | US7249805 Motion activated power source |
| 07/31/2007 | US7249535 Two-dimensional displacement apparatus |
| 07/26/2007 | WO2007083752A1 Piezoelectric element and ultrasonic actuator |
| 07/26/2007 | WO2007083497A1 Piezoelectric actuator and electronic device |
| 07/26/2007 | WO2007083475A1 Resonance actuator |
| 07/26/2007 | WO2007082601A1 Self-oscillating pwm controller for a single-phase ultrasonic motor |
| 07/26/2007 | US20070170814 Piezo stack temperature estimator |
| 07/25/2007 | CN1328844C Clamping type stepping mechanism for stator |
| 07/24/2007 | US7247972 Diaphragm structure |
| 07/24/2007 | US7247971 High resolution piezoelectric motor |
| 07/19/2007 | WO2007080851A1 Ultrasonic actuator |
| 07/19/2007 | US20070164635 Drive unit |
| 07/19/2007 | US20070164634 Micro-electromechanical device |
| 07/19/2007 | DE102006042695A1 Selbsterregender PWM-Controller für einen Einphasenultraschallmotor Selfexciting PWM Controller for a Einphasenultraschallmotor |
| 07/19/2007 | DE102006001573A1 Piezoaktor mit verbesserter Sicherheit gegen Kurzschlüsse Piezoelectric actuator with improved safety against short-circuits |
| 07/19/2007 | DE102005046440B4 Spannfeder Tension spring |
| 07/18/2007 | EP1604448B1 Method and device for reducing noise emissions and high-frequency vibrations of a piezoelectric actuator |
| 07/18/2007 | EP1423594B1 Method and device for controlling piezo-driven fuel injection valves |
| 07/18/2007 | CN1327601C Piezo-electric device |
| 07/18/2007 | CN1326634C Device for producing high-pressure ultrasonic pulses |
| 07/18/2007 | CN101001056A Exciting method for elastic vibration member and vibratory driving device |
| 07/18/2007 | CN101001055A Piezoelectric actuator drive control method, piezoelectric actuator drive control apparatus, and electronic device |
| 07/18/2007 | CN101001054A Double-cylinder vibrator linear ultrasonic motor |
| 07/17/2007 | US7245064 Piezoelectric/electrostrictive device |
| 07/17/2007 | US7245062 Device for converting mechanical energy into electrical energy |
| 07/17/2007 | US7245061 Micro-beam friction liner and method of transferring energy |
| 07/17/2007 | US7245058 Vibration wave driving apparatus, and method of setting shape of support member supporting elastic member forming vibration member of vibration wave driving apparatus |
| 07/17/2007 | US7245057 Micro-electromechanical structure resonator frequency adjustment using radiant energy trimming and laser/focused ion beam assisted deposition |
| 07/17/2007 | US7244389 Disposing a green compact comprising a piezoelectric ceramic powder on a supporting member, firing the green compact while contacting with the surface of the supporting member, wherein the green compact comprising a piezoelectric ceramic powder of a perovskite compound |
| 07/17/2007 | US7243547 MEMS SAW sensor |
| 07/12/2007 | US20070157712 Micromotion device and scanning probe microscope |
| 07/12/2007 | DE202006020000U1 Mittels des inversen Piezoeffekts betätigbares Federelement By means of the inverse piezoelectric effect actuated spring element |
| 07/12/2007 | DE102006001377A1 Verfahren zum Betreiben eines piezoelektrischen Aktors wenigstens eines Injektors, insbesondere einer Kraftstoffeinspritzanlage eines Kraftfahrzeugs A method of operating a piezoelectric actuator of at least one injector, in particular a fuel injection system of a motor vehicle |
| 07/12/2007 | DE102006001375A1 Verfahren zum Betreiben eines piezoelektrischen Aktors, insbesondere eines Einspritzventils A method of operating a piezoelectric actuator, in particular an injection valve |
| 07/12/2007 | DE102006001134A1 Piezo-actuator for injection device of internal combustion engine, has inner electrodes electrically contacted with metallic coating, and contact electrodes electrically contacted with metallic coating only on part of its side surface |
| 07/12/2007 | DE102005039357B4 Optische Objektivbaugruppe Optical lens assembly |
| 07/11/2007 | EP1806834A1 Rotary piezoelectric motor |
| 07/11/2007 | EP1806793A1 Exciting method for elastic vibration member and vibratory driving device |
| 07/11/2007 | EP1573782A4 Bending actuators and sensors constructed from shaped active materials and methods for making the same |
| 07/11/2007 | CN1996737A Dual voltage electrical body nano positioning and voltage electrical driver, its control method and controller |
| 07/11/2007 | CN1326314C Piezoelectric motor |
| 07/10/2007 | US7242134 Electromechanical actuator and methods of providing same |
| 07/05/2007 | US20070152538 Surface acoustic wave device with electro-static discharge protection |
| 07/05/2007 | DE102006041017A1 Schaltungsanordnung zur Steuerung eines in der Richtung umkehrbaren Einphasen-Ultraschallmotors Circuit arrangement for controlling a reversible in the direction of single-phase ultrasonic motor |
| 07/05/2007 | DE102006018669A1 Elektromechanische Schaltvorrichtung Electromechanical switching device |
| 07/05/2007 | DE102005062881A1 Sparkplug for internal combustion engine, has pressure sensor with piezoelectric unit, which is arranged between insulator and housing and includes contact unit that is guided between insulator and housing and arranged in insulator |