| Patents for H02N 2 - Electric machines in general using piezo-electric effect, electrostriction or magnetostriction (14,251) |
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| 08/21/2013 | CN103259453A Piezoelectric cantilever beam generator for wind driven generator blade monitoring system |
| 08/21/2013 | CN103259452A Shaft-end overhung piezoelectric cantilever beam electric generator |
| 08/21/2013 | CN103259451A Vibrating actuator assembly |
| 08/21/2013 | CN103259450A Linear ultrasonic motor stator clamping and locating and precompression exerting device |
| 08/21/2013 | CN103259449A Piezoelectric actuator and piezoelectric motor |
| 08/21/2013 | CN103259448A Ultrasonic motor partition matching and driving circuit |
| 08/21/2013 | CN103259323A Wireless sensor network (WSN) node self-powered system based on solar energy-wind energy complementation |
| 08/21/2013 | CN102420465B Control device capable of inhibiting residual vibration of piezoelectric element |
| 08/21/2013 | CN102361428B Controllable inductance device for driver of piezoelectric actuator |
| 08/21/2013 | CN102299252B Heterojunction piezoelectric type nano generator and manufacturing method thereof |
| 08/21/2013 | CN102255554B Frictional compensation speed control method for traveling wave rotary ultrasonic motor |
| 08/21/2013 | CN102231610B Giant magnetostrictive cylinder and rod composite driving electromechanical converter and working method thereof |
| 08/21/2013 | CN102062927B Linear driving device |
| 08/21/2013 | CN101361258B 振动致动器 Vibration actuator |
| 08/20/2013 | US8515135 PLL adjustment to find and maintain resonant frequency of piezo electric finger print sensor |
| 08/20/2013 | US8513857 Vibrational wave motor, lens barrel and camera |
| 08/15/2013 | WO2013010850A3 Regulatory circuit and method of operation for an ultrasound device |
| 08/15/2013 | US20130211630 Force generator for mounting on a structure |
| 08/15/2013 | US20130207574 Control system for ultrasonic motors |
| 08/15/2013 | US20130207524 Mounting structure for polymer actuator |
| 08/15/2013 | US20130207522 Electroactive elastomer converter |
| 08/15/2013 | US20130207521 Spring disc energy harvester apparatus and method |
| 08/15/2013 | US20130207520 Power generator |
| 08/15/2013 | US20130207516 Vibrating actuator assembly and digital image processing apparatus including the same |
| 08/14/2013 | CN203135753U Piezoelectric ceramic power generation device |
| 08/14/2013 | CN203135752U Wave piezoelectric power-generating device |
| 08/14/2013 | CN203135751U Ultrasonic motor split mounting-type vibrating reed |
| 08/14/2013 | CN203135750U Splicing welding fixture of ultrasonic motor vibration sheet assembly |
| 08/14/2013 | CN203135749U A piezoelectric vibrator |
| 08/14/2013 | CN103248269A Wheel-type piezoelectric beam generator based on clamping limit |
| 08/14/2013 | CN103248268A Rainfall potential energy conversion generating set |
| 08/14/2013 | CN103248267A Tire pressure generating set |
| 08/14/2013 | CN103248266A Combined-type vibrational energy acquisition system |
| 08/14/2013 | CN103248265A Ultrasonic motor full-bridge driving circuit based on dual capacitors and dual inductors |
| 08/14/2013 | CN103241989A Preparation method for piezoelectric composite material and piezoelectric power generator |
| 08/14/2013 | CN102017388B Linear drive ultrasonic motor |
| 08/14/2013 | CN101350570B Non-coil type magnetic force control device |
| 08/13/2013 | US8508109 Electroactive polymer manufacturing |
| 08/13/2013 | US8508104 Piezoelectric actuator driver circuit |
| 08/13/2013 | US8508057 Power generator |
| 08/09/2013 | CA2805599A1 Control system for ultrasonic motors |
| 08/08/2013 | WO2013041212A3 Rotary actuator |
| 08/08/2013 | US20130200749 Ceramic electronic component |
| 08/08/2013 | DE102012201691A1 Hand-guided electric power tool has assigned armature which is stably arranged in electroless state of electromagnets by spring elements in rest position to form air gaps between electromagnets |
| 08/07/2013 | EP2624435A2 Slip-stick piezoelectric actuator |
| 08/07/2013 | EP2624434A1 Vibration power generation element and vibration power generation device provided with same |
| 08/07/2013 | EP2622726A2 Method and device for electrically exciting an actuator for an ultrasonic motor |
| 08/07/2013 | EP2622647A2 Hybrid energy conversion device |
| 08/07/2013 | CN203119792U Piezoelectric energy harvesting unit |
| 08/07/2013 | CN203119791U Composite-type ultrasonic motor |
| 08/07/2013 | CN203119790U Piezoelectric drive linear moving device |
| 08/07/2013 | CN203114556U Electricity generating inflator |
| 08/07/2013 | CN103238271A Piezoelectric power generating device and production method for same |
| 08/07/2013 | CN103236802A Sound energy power generation device |
| 08/07/2013 | CN102255557B Rotary piezoelectric generation device |
| 08/07/2013 | CN101938224B Broadband piezoelectric energy harvesting system |
| 08/06/2013 | US8502433 Grip member with haptic feed-back |
| 08/01/2013 | US20130193804 Slip-stick piezoelectric actuator |
| 08/01/2013 | US20130193803 Ultrasonic motor and lens driving apparatus |
| 08/01/2013 | US20130192958 Microfluidic manipulation and sorting of particles using tunable standing surface acoustic wave |
| 08/01/2013 | US20130192910 Electroactive polymer (eap) -based rotary motion devices |
| 08/01/2013 | DE102012201161A1 Verfahren und Ansteuereinrichtung zum Aufladen oder Entladen eines piezoelektrischen Aktors A method and control device for charging or discharging a piezoelectric actuator |
| 08/01/2013 | DE102010007116B4 Schienenfahrzeug-Rad The rail car wheel |
| 07/31/2013 | EP2620992A1 Self-contained piezoelectric device for generating electric voltage |
| 07/31/2013 | CN203104072U Road energy collecting device |
| 07/31/2013 | CN203093950U Restraining device of vibration noise of automobile body structure |
| 07/31/2013 | CN203087815U Wind-rain self-generation safety umbrella |
| 07/31/2013 | CN103227586A Branch cantilever beam vibration generator and power generation method thereof |
| 07/31/2013 | CN103227585A 超声波马达和镜头驱动设备 Ultrasonic motor and lens drive device |
| 07/31/2013 | CN103227584A Bidirectional driving linear ultrasonic motor |
| 07/31/2013 | CN102620031B Two-phase opposed super magnetostrictive self-sensing driver |
| 07/31/2013 | CN102170246B Vibrating type miniature wind driven generator with flexible beam structure |
| 07/31/2013 | CN102064745B Bistable piezoelectric cantilever beam vibrator device |
| 07/31/2013 | CN101997385B Generating device |
| 07/25/2013 | WO2013109571A1 Broadband vibrational energy harvesting |
| 07/25/2013 | WO2013109090A1 Display panel comprising vibration actuator |
| 07/25/2013 | WO2013108573A1 Piezoelectric vibration device |
| 07/25/2013 | WO2013107453A1 Transducer activated morphing structure |
| 07/25/2013 | US20130188341 Power generating device |
| 07/25/2013 | DE112010005916T5 Elektromechanischer Aktuator Electromechanical actuator |
| 07/24/2013 | EP2617129A1 Suspended-beam device and piezoresistive means for detecting the displacement thereof, and process for manufacturing the device |
| 07/24/2013 | EP2617075A1 Piezoelectric polymer element and production method and apparatus therefor |
| 07/24/2013 | CN203086374U Nanogenerator packaging piece |
| 07/24/2013 | CN103222180A Control apparatus of vibration-ype actuator |
| 07/24/2013 | CN103222080A Ink-jet head, method of forming image using ink-et head, angular velocity sensor, method of measuring angular velocity using angular velocity sensor, piezoelectric power generation element, and method of generating power using piezoelectric power generating element |
| 07/24/2013 | CN103219926A 重力集能机 Gravity can set the machine |
| 07/24/2013 | CN103219918A Noise power generating device based on micro-perforated panel structure |
| 07/24/2013 | CN103219917A High-reliability high-stability-degree hollow rotating traveling wave ultrasonic motor |
| 07/24/2013 | CN103219916A Straight line and rotation coupling-out type piezoelectric driving device |
| 07/24/2013 | CN103219915A Limited corner device based on ionic polymer metal complex |
| 07/24/2013 | CN103219914A Ultrasonic motor model reference self-adaption control system based on Lyapunov |
| 07/24/2013 | CN103212201A Foot dance game power generation system |
| 07/24/2013 | CN102064731B Monopolar zero-current switching driving circuit for ultrasonic motor |
| 07/23/2013 | US8492958 Device for converting thermal power into electricity |
| 07/23/2013 | US8492957 Apparatus for generating electric energy |
| 07/18/2013 | WO2013105507A1 Actuator and method for driving same |
| 07/18/2013 | WO2013105369A1 Vibration actuator |
| 07/18/2013 | WO2013105280A1 Power generating apparatus |
| 07/18/2013 | WO2013104710A1 Actuator module having a multi-layer actuator arranged in a housing and a continuously extremely low leakage current at the actuator surface |
| 07/18/2013 | US20130181689 Broadband vibrational energy harvesting |