| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 01/21/2009 | CN101350577A Generating apparatus using piezoelectric ceramics |
| 01/21/2009 | CN101350576A Piezoelectric rotary driver |
| 01/21/2009 | CN101350575A Actuator |
| 01/21/2009 | CN101350574A Driving apparatus |
| 01/21/2009 | CN101350573A Driving apparatus |
| 01/21/2009 | CN101350572A Driving apparatus, and manufacturing method of the same |
| 01/21/2009 | CN101350571A Piezoelectric ceramics driver circuit for piezoelectric ceramics type electronic jacquard |
| 01/21/2009 | CN101350570A Non-coil type magnetic force control device |
| 01/21/2009 | CN101349794A Drive unit and method for making the drive unit |
| 01/21/2009 | CN101349391A Bicycle LED piezoelectric power generation illuminating apparatus |
| 01/21/2009 | CN100454746C Electric actuator expanded with sensor and electronic brake |
| 01/20/2009 | US7479727 Apparatus and method for pyroelectric and piezoelectric power generation and thermoelectric heat transfer |
| 01/15/2009 | WO2009008135A1 Oscillating actuator and driving device provided with the same |
| 01/15/2009 | WO2009007047A2 Piezoelectric device for detecting or generating forces and torques in multiple directions |
| 01/15/2009 | WO2008141908A3 Circuit for controlling at least one solid state actuator of a solid state actuator drive device |
| 01/15/2009 | US20090015104 Ultrasonic transducer and ultrasonic apparatus having the same |
| 01/15/2009 | US20090015103 Novel electrical generators for use in unmoored buoys and the like platforms with low-frequency and time-varying oscillatory motions |
| 01/15/2009 | US20090015100 Vibration wave driven apparatus and vibrator |
| 01/15/2009 | US20090015098 Ultrasonic actuator and magnetic recording apparatus using the same |
| 01/15/2009 | US20090015097 Piezoelectric micro-pump and driving circuit thereof |
| 01/15/2009 | DE102007032219A1 Steuerventil, insbesondere für einen Kraftstoffinjektor einer Brennkraftmaschine Control valve, in particular for a fuel injector of an internal combustion engine |
| 01/14/2009 | EP2013965A1 Piezoelectric motor to be used as a vehicle drive system, actuator, and similar |
| 01/14/2009 | CN101345494A Flexible actuating ultrasonic motor |
| 01/14/2009 | CN101345493A Piezoelectricity type micro-pump and its driving circuit |
| 01/14/2009 | CN100452468C A resonance control apparatus for a piezoelectrical device based on phase sensitive detection |
| 01/13/2009 | US7477002 Piezo-actuator |
| 01/13/2009 | CA2295819C Piezoelectric motor |
| 01/08/2009 | WO2006093602A3 Power driving circuit for controlling a variable load ultrasonic transducer |
| 01/08/2009 | US20090009109 Method for driving ultrasonic motor |
| 01/08/2009 | US20090009034 Driving apparatus |
| 01/08/2009 | US20090009033 Nanomanipulator Used for Analyzing or Machining Objects |
| 01/08/2009 | US20090009032 Linear Ultrasound Motor |
| 01/08/2009 | US20090009031 Method of driving piezoelectric devices |
| 01/08/2009 | US20090009027 Method and apparatus to detect nanometer particles in ultra pure liquids using acoustic microcavitation |
| 01/08/2009 | DE10355069B4 System mit lösbarer Befestigung und Verfahren dafür The releasable fastener system and methods therefor |
| 01/07/2009 | CN101340160A Multi-directional energy gathering apparatus based on piezoelectric material |
| 01/07/2009 | CN100449813C Piezoelectric driving device of functional gradient structure and its preparing method |
| 01/06/2009 | US7474036 High-capacity ultrasonic composite oscillating device |
| 01/06/2009 | US7474035 Driving device for piezoelectric actuator |
| 01/02/2009 | DE10256708B4 Piezoelektrischer Scherresonator und zusammengesetzter piezoelektrischer Scherresonator Piezoelectric Scherresonator and composite piezoelectric Scherresonator |
| 01/02/2009 | DE102007049478B3 Wassererhitzer Water heater |
| 01/01/2009 | US20090002500 Drive device and image stabilizer |
| 01/01/2009 | US20090001855 Electroactive polymer transducers for sensory feedback applications |
| 01/01/2009 | US20090001853 Ultrasound transducer manufactured by using micromachining process, its device, endoscopic ultrasound diagnosis system thereof, and method for controlling the same |
| 01/01/2009 | US20090001852 Piezoelectric actuator, piezoelectric actuator device, lens barrel, optical device and manufacturing method thereof |
| 12/31/2008 | WO2009001770A1 Electrostriction actuator |
| 12/31/2008 | WO2009001769A1 Electrostriction actuator module |
| 12/31/2008 | WO2009001753A1 Ultrasonic motor |
| 12/31/2008 | WO2008133754A3 Serrated mems resonators |
| 12/31/2008 | EP2009712A2 Solid body actuator-drive device with a rotatable shaft |
| 12/31/2008 | EP2009711A2 Drive device and image stabilizer |
| 12/31/2008 | EP2008317A1 A method and apparatus for harvesting energy from mechanical vibrations |
| 12/31/2008 | CN201174668Y Impact type piezoelectric power generator |
| 12/31/2008 | CN101336562A 压电致动器及电子装置 The piezoelectric actuators and electronic device |
| 12/31/2008 | CN101335492A Image stabilizer |
| 12/31/2008 | CN101335463A Sound energy electricity generating method and apparatus |
| 12/31/2008 | CN101334572A Driving apparatus |
| 12/31/2008 | CN101334571A Drive apparatus and image pickup apparatus |
| 12/31/2008 | CN100448155C Driver of piezoelectric actuator |
| 12/30/2008 | US7471030 Spring biasing locking mechanism for step and repeat motors |
| 12/30/2008 | CA2472104C Piezoelectric motor control |
| 12/25/2008 | US20080315722 Non-linear piezoelectric mechanical-to-electrical generator system and method |
| 12/25/2008 | US20080315721 Driving device |
| 12/25/2008 | US20080315720 Ultrasonic Mechanical Emulsifier |
| 12/25/2008 | US20080314149 Sensor and transducer devices comprising carbon nanotubes, methods of making and using the same |
| 12/24/2008 | WO2008157466A1 Stacked morphing actuator |
| 12/24/2008 | WO2008156606A2 Thin film piezoelectric wave power generation system |
| 12/24/2008 | WO2008156166A1 Electric expansion/contraction mechanism and method for manufacturing the same, and actuator |
| 12/24/2008 | WO2008156150A1 Shaft sealing device, and valve structure using the device |
| 12/24/2008 | EP2006995A1 Drive device |
| 12/24/2008 | EP2006994A2 Piezoelectric drive device, imaging device, and mobile terminal device |
| 12/24/2008 | EP2005569A2 Energy generating systems for implanted medical devices |
| 12/24/2008 | EP1310038B1 Walking actuator |
| 12/24/2008 | DE102007028713A1 Magnetostrictive generator for generating electrical voltage, has coil with magnetostrictive coil core, and permanent magnet acts upon to coil core with magnetic field |
| 12/24/2008 | DE102007028642A1 Festkörperaktorischer Antrieb Festkörperaktorischer drive |
| 12/24/2008 | CN101330262A Piezoelectric ceramics power supply |
| 12/24/2008 | CN101327683A Actuator device, liquid-jet head, and method of manufacturing actuator device |
| 12/24/2008 | CN100446400C Ultrasonic motor, and electronic timepiece having ultrasonic motor |
| 12/24/2008 | CN100445792C Lens driving device |
| 12/23/2008 | US7468575 Electroactive polymer electrodes |
| 12/23/2008 | US7467448 Method of manufacturing a piezoelectric ceramic |
| 12/18/2008 | WO2008152821A1 Oscillation type actuator and drive device using the same |
| 12/18/2008 | WO2008152820A1 Oscillation type actuator and drive device using the same |
| 12/18/2008 | US20080309197 Piezoelectric Actuator Having a Self-Centering Plug-In Connection |
| 12/18/2008 | US20080309196 Electrical Generator |
| 12/18/2008 | US20080309193 Electro-Mechanical Wave Device |
| 12/18/2008 | DE102007027665A1 Piezoaktormodul mit Kabeldurchführungen und ein Verfahren zu dessen Herstellung Piezoelectric actuator with cable glands and a method for its manufacture |
| 12/17/2008 | EP1649523A4 Active/passive absorber for vibration and sound radiation control |
| 12/17/2008 | CN201166726Y Pick-up head die set capable of automatically focusing |
| 12/17/2008 | CN101326706A Wireless actuator |
| 12/17/2008 | CN101326651A Laminated piezoelectric element and process for producing the same |
| 12/17/2008 | CN101325384A Ultrasonic motor |
| 12/17/2008 | CN101325383A Thermal power generation method |
| 12/17/2008 | CN101325382A Grasping-lifting drive type minitype motor capable of reducing drive voltage as well as manufacture method and usage thereof |
| 12/17/2008 | CN101325345A Electricity supply system for mobile phone |
| 12/17/2008 | CN101325242A Method for preparing bounce type actuating minisize motor |
| 12/17/2008 | CN101325239A Bounce type actuator and minisize motor as well as use thereof |
| 12/17/2008 | CN100444512C Cylinder non-contact ultrasound electric machine |
| 12/17/2008 | CN100444511C Single-phase self-oscillating driver used for driving ultrasound electric machine |
| 12/17/2008 | CN100444510C Dual resonance frequency driving method of magnetic mini travel robot |