| Patents for H04R 17 - Piezo-electric transducers; Electrostrictive transducers (7,213) |
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| 07/08/2010 | US20100173422 Method of sensing chemical and bio-molecular analytes and sensing system using a microcantilever |
| 07/08/2010 | US20100170324 Integrated electronic microbalance plus chemical sensor |
| 07/07/2010 | EP2204688A1 Liquid crystal display device having sound output function and the like and an electronic device using the same |
| 07/01/2010 | WO2010074206A1 Piezoelectric speaker, piezoelectric audio device employing piezoelectric speaker, and sensor with alert device attached |
| 07/01/2010 | US20100168581 Wide bandwidth matrix transducer with polyethylene third matching layer |
| 07/01/2010 | US20100162545 Methods for manufacturing crystal oscillator devices |
| 07/01/2010 | DE102008055126A1 Ultraschallwandler zum Einsatz in einem fluiden Medium An ultrasonic transducer for use in a fluid medium |
| 07/01/2010 | DE102008055116A1 Verfahren zur Herstellung eines Ultraschallwandlers A process for producing an ultrasonic transducer |
| 07/01/2010 | DE102008033098B4 Ultraschallwandler Ultrasonic transducer |
| 07/01/2010 | CA2748252A1 Piezoelectric speaker, piezoelectric audio device employing piezoelectric speaker, and sensor with alert device attached |
| 06/30/2010 | EP2201790A1 Earphone and a method for providing an improved sound experience |
| 06/30/2010 | CN101766036A Audio apparatus |
| 06/30/2010 | CN101765046A Nonmetallic vibration film multilayer piezoelectric speaker |
| 06/30/2010 | CN101763120A Robot locating device based on sound guidance and locating method thereof |
| 06/29/2010 | US7744729 Ultrasonic energy system and method including a ceramic horn |
| 06/29/2010 | US7743489 Substrate surface with varying electrical or magnetic properties |
| 06/24/2010 | US20100158283 Piezoelectric speaker and method of manufacturing the same |
| 06/24/2010 | US20100156238 Piezoelectric acoustic transducer and method of fabricating the same |
| 06/23/2010 | CN201515490U Piezoelectric loudspeaker adopting interdigital or spiral electrode |
| 06/23/2010 | CN1841087B Ultrasonic sensor |
| 06/23/2010 | CN1287766B Active acoustic devices comprising panel members |
| 06/23/2010 | CN101754077A Piezoelectric acoustic transducer and method for fabricating the same |
| 06/23/2010 | CN101753221A Butterfly temporal bone conductive communication and/or hear-assisting device |
| 06/22/2010 | US7741754 Polymer bulk acoustic resonator |
| 06/17/2010 | WO2010031192A8 Methods for manufacturing ultrasound transducers and other components |
| 06/17/2010 | US20100150381 Micro-speaker and manufacturing method thereof |
| 06/17/2010 | US20100147074 Piezoelectric Frame, Piezoelectric Device and Manufacturing Method for Same |
| 06/17/2010 | US20100146755 Method of manufacturing an acoustic mirror for a piezoelectric resonator and method of manufacturing a piezoelectric resonator |
| 06/17/2010 | DE112008001849T5 Ultraschallwandler, Ultraschalldiagnosevorrichtung, die diesen verwendet, und Ultraschall-Fehlerinspektionsvorrichtung, die diesen verwendet Ultrasonic transducer, the ultrasonic diagnostic apparatus using them, and ultrasonic flaw inspection apparatus using this |
| 06/17/2010 | DE102008038225B4 Vorrichtung zur Ultraschallerzeugung und Herstellverfahren dafür Apparatus for ultrasonic generation and manufacturing processes for |
| 06/17/2010 | CA2746482A1 Ferroelectret double and multilayer composite and method for production thereof |
| 06/16/2010 | CN101742387A Low background sound bone and skin vibration type microphone and spectacles containing same |
| 06/16/2010 | CN101742386A Piezoelectric actuator with positioning structure |
| 06/16/2010 | CN101740017A Ultrasonic-wave energy converter with dumbbell-shaped cavity |
| 06/16/2010 | CN101740016A Ultrasonic transducer with cut dumbbell-shaped chamber |
| 06/15/2010 | US7737609 Ultrasonic sensor |
| 06/15/2010 | US7736317 Method and apparatus for delivering therapy in and association with an intravascular ultrasound device |
| 06/15/2010 | US7735220 Method of manufacturing circuit board |
| 06/10/2010 | WO2010064712A1 Ultrasonic wave transmitter/receiver |
| 06/10/2010 | DE102008044351A1 Ultrasonic sensor for use in ultrasonic-driver assistance system in vehicle for monitoring sides of vehicle, has converter that is protected against electromagnetic radiations by electrically conductive covering elements |
| 06/09/2010 | CN1936618B Ultrasonic sensor mounting structure |
| 06/08/2010 | US7731823 Ultrasonic energy system and method including a ceramic horn |
| 06/03/2010 | WO2010061912A1 Ultrasonic transducer, electronic device, and ultrasonic endoscope |
| 06/03/2010 | WO2010061726A1 Organic piezoelectric material, ultrasonic transducer and ultrasonic probe |
| 06/03/2010 | WO2010060381A1 Acoustic baffle members and methods for applying acoustic baffles in cavities |
| 06/02/2010 | CN101383394B Novel piezoelectric sensor and preparation thereof |
| 06/01/2010 | US7729500 Microphone array with electromagnetic interference shielding means |
| 06/01/2010 | US7728490 Capacitive micromachined ultrasonic transducer |
| 06/01/2010 | US7728485 Bulk acoustic wave device and a method of its manufacturing |
| 06/01/2010 | US7725996 Method for producing actuator device |
| 06/01/2010 | US7725995 Manufacturing method of piezoelectric vibrator unit, manufacturing method of liquid jet head, piezoelectric vibrator unit, and liquid jet head |
| 05/27/2010 | DE102008043958A1 Ultraschallwandler, Ultraschallsensor und Verfahren zum Betreiben eines Ultraschallsensors Ultrasonic transducer, ultrasonic sensor and method of operating an ultrasonic sensor |
| 05/26/2010 | EP1042822B1 Piezoelectric transducer and method of use |
| 05/20/2010 | US20100124344 Piezoelectric body module and manufacturing method therefor |
| 05/18/2010 | US7720239 Capacitor microphone with acoustic resistor |
| 05/18/2010 | US7719926 Slotted cylinder acoustic transducer |
| 05/18/2010 | US7719924 Macrosonic generator for the air-based industrial defoaming of liquids |
| 05/18/2010 | US7719171 Method of fabricating hermetic terminal and hermetic terminal, method of fabricating piezoelectric oscillator and piezoelectric oscillator, oscillator, electronic appliance, and radio clock |
| 05/18/2010 | US7719166 Apparatus for two-dimensional transducer used in three-dimensional ultrasonic imaging |
| 05/14/2010 | WO2010053032A1 Acoustic oscillator and image generation device |
| 05/12/2010 | CN201467437U piezoelectric ceramic loudspeaker |
| 05/12/2010 | CN201467436U Piezoelectric loudspeaker adopting novel constraint form |
| 05/12/2010 | CN201467422U Double-side longitudinal-vibration deepwater transmitting transducer |
| 05/06/2010 | US20100110148 Piezoelectric element and method for manufacturing the same, liquid-ejecting head and method for manufacturing the same, and liquid-ejecting apparatus |
| 05/06/2010 | DE102009051237A1 Akustisches Mehrfachblendenhorn Acoustic multiple diaphragm horn |
| 05/06/2010 | DE102009042204A1 Mehrfach verdrehtes Schallfeld für medizinischen Ultraschall Multiple twisted sound field for medical ultrasound |
| 05/05/2010 | CN1658061B Camera and electronic apparatus |
| 05/05/2010 | CN1638507B Actuator |
| 04/29/2010 | WO2010027615A3 Asymmetric composite acoustic wave sensor |
| 04/29/2010 | US20100103775 Sonar imaging system for mounting to watercraft |
| 04/29/2010 | DE102008053327A1 Microphone arrangement for use in communication technology, has cased microphone, and acoustic channel connecting sound entry opening and environment above interconnect device on side of interconnect device |
| 04/28/2010 | EP1753608B1 Method of laminating articles |
| 04/28/2010 | CN101084586B Ultrasonic processing method and apparatus with multiple frequency transducers |
| 04/22/2010 | WO2010044382A1 Ultrasonic probe |
| 04/22/2010 | US20100098284 Apparatus And Method For Reducing Crosstalk Within A Microphone |
| 04/21/2010 | EP2177048A1 Acoustic transducer assembly |
| 04/20/2010 | US7701119 Piezoelectric actuator |
| 04/20/2010 | US7698793 Electret condenser microphone and method of producing the same |
| 04/15/2010 | WO2010041394A1 Acoustic reproduction device |
| 04/14/2010 | CN1754405B Generating device for generating a useful stream of a medium, in particular for generating sound |
| 04/13/2010 | US7694398 Method of manufacturing a liquid ejection head |
| 04/08/2010 | WO2010002887A3 Piezoelectric memes microphone |
| 04/08/2010 | US20100086164 Microphone package with minimum footprint size and thickness |
| 04/08/2010 | US20100086151 Piezoelectric Speaker |
| 04/08/2010 | DE202009017692U1 Montageanordnung für Piezolautsprecher Mounting arrangement for piezo speaker |
| 04/06/2010 | US7690095 Method for manufacturing quartz piece |
| 04/01/2010 | WO2010034874A1 Dual-mode loudspeaker |
| 04/01/2010 | DE102008042205A1 Sleeve-shaped textile product i.e. felt such as walk felt, for use as felt cover in ultrasound device in textile industry, which is reinforced by reinforcing unit selected from group containing non-permanent or permanent stiff dressings |
| 04/01/2010 | DE10055893C5 Ultraschallwandler-Anordnung für den Einsatz in einem Durchflußmesser für ein gasförmiges oder flüssiges Medium The ultrasonic transducer assembly for use in a flow meter for a gaseous or liquid medium |
| 03/31/2010 | CN201435824Y Piezoelectric loudspeaker |
| 03/31/2010 | CN101686423A Piezoelectric microspeaker and method of fabricating the same |
| 03/30/2010 | US7686765 Pulse detecting device and ultrasound diagnostic apparatus |
| 03/30/2010 | US7686129 Acoustic horn having internally raised geometric shapes |
| 03/30/2010 | US7685686 Method of producing a piezoelectric actuator and an ink-jet head |
| 03/25/2010 | WO2010032463A1 Sound reproducing apparatus |
| 03/25/2010 | WO2010031192A1 Methods for manufacturing ultrasound transducers and other components |
| 03/25/2010 | US20100077515 Microchannel forming method and nanotipped dispensing device having a microchannel |
| 03/25/2010 | US20100074459 Piezoelectric microspeaker and method of fabricating the same |
| 03/25/2010 | US20100073997 Piezo-driven non-volatile memory cell with hysteretic resistance |
| 03/25/2010 | US20100072860 Piezoelectric microspeaker and method of fabricating the same |