| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 07/18/2013 | US20130181578 Piezoelectric Power Generator |
| 07/18/2013 | US20130181576 Handler and test apparatus |
| 07/18/2013 | US20130181459 Power generation devices and methods |
| 07/18/2013 | DE112009005360T5 Bestimmung einer normalkraft für einen elektromechanischen motor Determining a normal forces for an electromechanical motor |
| 07/18/2013 | DE102005014784B4 Stellgebersystem, Stellgeber sowie Steuereinheit und Verfahren zum Ansteuern des Stellgebers Parking encoder system, positioning element and control unit and method for controlling the positioning element |
| 07/18/2013 | DE102004030868B4 In Form einer Einheit vorliegendes piezoelektrisches Schichtelement und Herstellungsverfahren dafür sowie Einspritzdüse In the form of a unit vorliegendes piezoelectric layer element and manufacturing method therefor, as well as the injection nozzle |
| 07/17/2013 | EP2614583A1 Energy harvesting / tire pressure, temperature and tire data transmitter |
| 07/17/2013 | EP2614582A1 Power collector structure and method |
| 07/17/2013 | CN203071838U Deceleration strip power generating system based on piezoelectric?effect |
| 07/17/2013 | CN203071837U Piezoelectric ceramic actuator |
| 07/17/2013 | CN203071604U Novel wind power generating device |
| 07/17/2013 | CN203070214U Press power-generating-type keyboard |
| 07/17/2013 | CN103208946A Grinding electrical-energy conversion device of wireless electric control well lid |
| 07/17/2013 | CN103208945A Piezoelectric power supply for electric vehicle anti-theft tracking device |
| 07/17/2013 | CN103208944A Single electric signal driving rotation ultrasonic motor |
| 07/17/2013 | CN103208943A Single-excitation rotary ultrasonic motor |
| 07/17/2013 | CN103208942A Morphology-changeable bi-stable electro-active polymer robot crawling foot mechanism |
| 07/17/2013 | CN103208899A Power generation device |
| 07/17/2013 | CN102231611B Trampling simply supported beam piezoelectric generating device |
| 07/17/2013 | CN101855820B Power generation unit |
| 07/16/2013 | US8487510 Driving device |
| 07/16/2013 | US8487508 Method and system for monitoring environmental conditions while ignoring irrelevant ranges |
| 07/16/2013 | US8487487 Magnetostrictive actuator of a medical ultrasound transducer assembly, and a medical ultrasound handpiece and a medical ultrasound system having such actuator |
| 07/11/2013 | WO2013103470A1 Techniques for fabricating an actuator element |
| 07/11/2013 | WO2013103009A1 Power generation device |
| 07/11/2013 | US20130175902 Pavement Interlayer |
| 07/11/2013 | US20130175901 Nanopiezoelectric generator and method of manufacturing the same |
| 07/11/2013 | DE102013200257A1 Aktormodul mit einem in einem Gehäuse angeordneten Vielschichtaktor und konstant extrem niedrigen Leckstrom an der Aktoroberfläche Actuator module with a housing arranged in a constant and multilayer extremely low leakage current of the actuator surface |
| 07/11/2013 | DE102012001629A1 Thermal-hydraulic piezoelectric method for generating electric power, involves moving heat dissipation element with respect to stroke movement of piston such that hydraulic fluid is pumped into hydraulic system |
| 07/10/2013 | EP2613434A2 A pavement interlayer |
| 07/10/2013 | CN203057025U Sawtooth wave driving circuit for magnetostriction-type IDM driver |
| 07/10/2013 | CN203057024U Single-drive bidirectional disk-shaped linear piezoelectric motor |
| 07/10/2013 | CN203056642U Charging device on outer coat of miniature portable electric appliance |
| 07/10/2013 | CN203053486U Piezoelectric electricity self-generating vehicle speed and distance intelligent monitoring system |
| 07/10/2013 | CN203050454U Door with energy-saving doorbell |
| 07/10/2013 | CN203050452U Protective type power-saving safety door |
| 07/10/2013 | CN203050428U Energy-saving security door |
| 07/10/2013 | CN203050144U Construction of steel strand and polymer mortar strengthened type reinforced concrete plate |
| 07/10/2013 | CN103201867A Piezoelectric signal generator |
| 07/10/2013 | CN103199748A Solar energy and piezoelectricity hybrid power generation floor |
| 07/10/2013 | CN103199739A Sea wave and wind power generation device |
| 07/10/2013 | CN103199738A Piezoelectricity-piezoelectricity combined type broadband energy harvester based on micro-electro-mechanical system (MEMS) technology |
| 07/10/2013 | CN103199737A Nanopiezoelectric generator and method of manufacturing the same |
| 07/10/2013 | CN103199736A Composite structure piezoelectric energy collector driven by cantilever |
| 07/10/2013 | CN103199735A Bi-directional driving rotary ultrasonic motor |
| 07/10/2013 | CN103199734A Two-way rotary ultrasonic motor driven by single electrical signals |
| 07/10/2013 | CN103199733A Piezoelectric actuator and manufacturing method thereof |
| 07/10/2013 | CN103199732A Micropositioner based on piezoelectric thread driving technology |
| 07/10/2013 | CN103199731A Single-incentive linear ultrasonic motor |
| 07/10/2013 | CN103199675A Curtain type wind power and vibration power generator |
| 07/10/2013 | CN103199668A Net-shaped wind power and water power generating set |
| 07/10/2013 | CN103199603A Piezoelectricity power generation charging system and electronic equipment using piezoelectricity power generation charging system |
| 07/10/2013 | CN103195640A Array wave power generating device |
| 07/10/2013 | CN103192287A Spiral water cooling excitation mechanism of intelligent boring bar driven by embedded giant magnetostrictive material |
| 07/10/2013 | CN102067435B Vibration actuator |
| 07/10/2013 | CN101567640B Method and circuit for driving piezoelectric motor |
| 07/09/2013 | US8483933 Method for operating a fuel injector |
| 07/09/2013 | US8482185 Ultrasonic actuator |
| 07/09/2013 | US8479364 Piezoelectric/electrostrictive element and method of manufacturing the same |
| 07/09/2013 | US8479363 Methods for wafer level trimming of acoustically coupled resonator filter |
| 07/04/2013 | WO2013051806A3 Vibrator having a piezoelectric element mounted thereon |
| 07/04/2013 | US20130169114 Generating device using piezoelectric energy harvester |
| 07/04/2013 | DE102011090038A1 Piezoelectric device e.g. piezoelectric actuator for fuel injection valve used in motor vehicle, has outer electrode that is directly attached to outer sides of base portion by plasma spraying |
| 07/04/2013 | DE102011090004A1 Method for determining closing of needle of fuel injector in self-ignition internal combustion engine, involves determining voltage signal of piezo-elements, and determining time point for entering closing position of needle based on signal |
| 07/03/2013 | EP2611024A1 Vibration power generating element and vibration power generating device using same |
| 07/03/2013 | EP2611015A1 Zero-voltage-switching (ZVS) piezoelectric driving circuit |
| 07/03/2013 | EP2610935A1 An energy harvesting device |
| 07/03/2013 | CN203039613U Small integrated parallel rotary ultrasonic motor |
| 07/03/2013 | CN203039044U Self-charging battery |
| 07/03/2013 | CN203032446U Hanging ring capable of generating electricity and used for bus |
| 07/03/2013 | CN103190072A Drive device, method of manufacturing thereof, lens module, and image-pickup device |
| 07/03/2013 | CN103187900A Friction-matching high-symmetry four-friction piezoelectric motor and control method thereof |
| 07/03/2013 | CN102237818B Tower-like ultrasonic motor with asymmetrical structure and asymmetrical modes thereof as well as electric excitation mode of asymmetrical modes |
| 07/03/2013 | CN102192113B Elastic trigger piezoelectric device and applications thereof |
| 07/03/2013 | CN102136811B Multi-pin clamping type piezoelectric motor |
| 07/03/2013 | CN102113200B Apparatus and method for generating electricity using piezoelectric material |
| 07/03/2013 | CN101557177B Piezoelectric driver and lens module |
| 07/03/2013 | CN101207344B Creeping motion type piezoelectricity straight line driver |
| 07/02/2013 | US8476889 Piezoelectric transformer driving device controlled by variable reference voltage values and image forming device |
| 06/27/2013 | WO2013095183A1 System for generating electrical energy and method using said system |
| 06/27/2013 | WO2012064571A3 Large-scale lateral nanowire arrays nanogenerators |
| 06/27/2013 | US20130163189 Hand-Held Electronic Devices and Related Methods for Improving Thermal Behavior of Such Devices |
| 06/27/2013 | US20130162106 Vibration power generation element and vibration power generation device including same |
| 06/27/2013 | US20130162105 System for electric power generation and a method for power generation with the said system |
| 06/27/2013 | US20130162104 Ultrasonic motor |
| 06/27/2013 | US20130162103 Piezoelectric actuator |
| 06/27/2013 | US20130161957 Energy generating supports |
| 06/27/2013 | DE102011089773A1 Piezoelectric actuator for fuel injection valve for combustion engine, has actuator main portion which comprises primary electrode layer and secondary electrode layer that are arranged on opposite sides of ceramic layer |
| 06/27/2013 | DE102011089761A1 Method for manufacturing ceramic component i.e. piezoceramic actuator, for fuel injection valve of internal combustion engine, involves coating portion of outer side of component with ceramic coating, and sintering coated component |
| 06/26/2013 | EP2608286A2 Ultrasonic actuator |
| 06/26/2013 | EP2606569A1 Piezo motor |
| 06/26/2013 | EP2606568A1 Drive apparatus |
| 06/26/2013 | CN103181071A Piezo motor |
| 06/26/2013 | CN103178747A Piezoelectric generating device based on stair |
| 06/26/2013 | CN103178746A Cantilever lever piezoelectric generating component |
| 06/26/2013 | CN103178745A Frequency-control type single-driving bidirectional rod-type piezoelectric motor |
| 06/26/2013 | CN102013755B Composite rigid actuator |
| 06/25/2013 | US8471439 Active piezoelectric energy harvester with embedded variable capacitance layer and method of manufacturing the same |
| 06/20/2013 | WO2013089023A1 Vibration actuator |
| 06/20/2013 | WO2013088866A1 Stacked actuator |