| Patents for H04R 31 - Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor (5,050) |
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| 07/21/2011 | US20110178542 Cordless Hand-Held Ultrasonic Cautery Cutting Device |
| 07/21/2011 | US20110176388 Switching power supply |
| 07/20/2011 | EP2345066A1 Methods for manufacturing ultrasound transducers and other components |
| 07/20/2011 | CN1874615B Ultrasonic probe and ultrasonic probe manufacturing method |
| 07/20/2011 | CN102131139A Microphone package of micro-electro-mechanical system and manufacturing method thereof |
| 07/14/2011 | US20110170735 Sound Transducer Structure and Method for Manufacturing a Sound Transducer Structure |
| 07/14/2011 | US20110167621 Method of Assembling a Cordless Hand-Held Ultrasonic Cautery Cutting Device |
| 07/14/2011 | US20110167620 Cordless Hand-Held Ultrasonic Cautery Cutting Device |
| 07/14/2011 | US20110167619 Cordless Hand-Held Ultrasonic Cautery Cutting Device |
| 07/13/2011 | EP2343911A1 Speaker, speaker manufacturing method and speaker manufacturing jig |
| 07/13/2011 | CN201898612U Silicon microphone and packaging structure applied to silicon microphone products |
| 07/13/2011 | CN101237722B Making method for miniature sound part |
| 07/13/2011 | CN101150886B Encapsulation structure and its encapsulation method for computer electric microphone |
| 07/12/2011 | US7975366 Method of manufacturing a magnetic write head mold for neck height equalization |
| 07/12/2011 | US7975364 Method for producing a tuning-fork type crystal vibrating piece |
| 07/07/2011 | US20110164774 Low-Profile Loudspeaker Driver and Enclosure Assembly |
| 07/07/2011 | US20110163630 Capacitive micromachine ultrasound transducer |
| 07/07/2011 | US20110162461 Ultrasonic Flow Meter With Transducer Assembly, And Methods of Manufacturing The Same |
| 07/07/2011 | DE102010000666A1 Bauelement mit einer mikromechanischen Mikrofonstruktur und Verfahren zu dessen Herstellung Component having a micromechanical microphone structure and process for its preparation |
| 07/06/2011 | CN201893934U Processing machine of microphone sleeve |
| 07/06/2011 | CN201893933U Automatic coil falling device of voice coil winding machine |
| 07/06/2011 | CN201893932U Profiling model of coil winding machine |
| 07/06/2011 | CN201893931U Outer surface element structure of electroacoustic transducer |
| 07/06/2011 | CN102118679A Manufacturing method and device of loudspeaker |
| 07/06/2011 | CN102118674A MEMS microphone and encapsulation method thereof |
| 07/06/2011 | CN101061750B Loudspeaker plastic cone body and loudspeaker manufacturing method |
| 07/05/2011 | US7971338 Fabricating method for earphone |
| 07/05/2011 | US7971337 Method for producing a microphone module for a hearing aid device |
| 06/30/2011 | US20110158460 Composite acoustic transducers |
| 06/30/2011 | US20110158448 Speakerbox |
| 06/30/2011 | US20110154649 Method of manufacturing capacitive electromechanical transducer |
| 06/29/2011 | CN1960580B Encapsulation for silicon microphone suitable to mass-production |
| 06/29/2011 | CN1937853B Special loudspeaker cloth-made part moulding method |
| 06/29/2011 | CN102111705A Mems microphone and method for manufacturing same |
| 06/29/2011 | CN101111101B Compound back pole plate used for condenser type microphone and manufacturing method thereof |
| 06/23/2011 | US20110150264 Speaker magnetic circuit, speaker device, and method of manufacturing speaker magnetic circuit |
| 06/22/2011 | DE102010010099A1 Schwingfähiges System für einen Ultraschallwandler und Verfahren zur Herstellung des schwingfähigen Systems Oscillatory system for an ultrasonic transducer and method for producing the oscillatory system |
| 06/22/2011 | DE102006049470B4 Hörgerät mit einer Montagevorrichtung für eine Komponente einer Hörvorrichtung und entsprechendes Verfahren Hearing aid with a mounting device for a component of a hearing apparatus and corresponding method |
| 06/22/2011 | CN1964581B A silicon micro piezoelectric sensor chip with split series electrode and its manufacture method |
| 06/22/2011 | CN1897764B Electroacoustic transducer using diaphragm and method for producing diaphragm |
| 06/22/2011 | CN102106161A Micromechanical component with rear volume |
| 06/22/2011 | CN102104825A Magnet installation tool |
| 06/22/2011 | CN102104824A Loudspeaker voice coil adhesive dispensing device |
| 06/22/2011 | CN101150887B Ultrasonic wave fusion jointing method for speaker case |
| 06/22/2011 | CN101022684B Modified microphone packaged structure |
| 06/21/2011 | US7963024 Method of manufacturing a magnetic write head for perpendicular magnetic recording |
| 06/16/2011 | US20110142270 Method for designing and manufacturing a hearing aid device with an antenna |
| 06/16/2011 | US20110142264 Condenser microphone and method for manufacturing the same |
| 06/15/2011 | CN101026902B Microelectromechanical acoustical sensor package structure |
| 06/09/2011 | US20110135138 Loud speaker, loud speaker manufacturing method, and loud speaker manufacturing jig |
| 06/09/2011 | US20110135136 Customized earphone |
| 06/09/2011 | US20110135123 Piezoelectric speaker and method of manufacturing the same |
| 06/09/2011 | US20110131794 Methods for making capacitive microphone |
| 06/08/2011 | EP1696697B1 Loudspeaker |
| 06/08/2011 | CN102088656A Press-forming mould of loudspeaker elastic wave |
| 06/08/2011 | CN102088655A Forming and pressing die for loudspeaker drum paper |
| 06/07/2011 | US7957108 Magnetoresistive element having spacer layer that includes two layered regions composed of oxide semiconductor and nonmagnetic conductor phase sandwiched therebetween |
| 06/03/2011 | WO2011064934A1 Sound damping component for ultrasonic probe, ultrasonic probe, and ultrasonic probe manufacturing method |
| 06/01/2011 | DE102010062149A1 MEMS-Mikrophonhäusung und MEMS-Mikrophonmodul MEMS and MEMS microphone module Mikrophonhäusung |
| 06/01/2011 | DE102010020412B3 Testeinrichtung mit Thermo-Dummy für Gehörknöchelchenprothese mit Formgedächtnis Test device with thermal dummy for ossicular prosthesis shape memory |
| 06/01/2011 | CN201854432U Fully-automatic voice coil winding machine |
| 06/01/2011 | CN1496663B Device and method for manufacturing speaker diaphragem, diaphragm made from said method, and speaker |
| 06/01/2011 | CN102082988A Mems microphone packaging and mems microphone module |
| 06/01/2011 | CN102082980A Shielding printed board embedded in digital microphone and manufacturing process thereof |
| 05/31/2011 | US7950138 Method of forming a pole tip region in a main pole layer of a perpendicular magnetic recording (PMR) write head |
| 05/31/2011 | US7950137 Method for manufacturing a magnetic write head |
| 05/31/2011 | US7950135 Manufacturing method of magnetoresistive effect element |
| 05/26/2011 | WO2011062325A1 Mems microphone package and packaging method |
| 05/26/2011 | US20110123052 Microphone |
| 05/25/2011 | EP2326106A1 Thermo-acoustic loudspeaker |
| 05/25/2011 | EP1646309B1 Method for making a spiral array ultrasound transducer |
| 05/25/2011 | CN201846477U Numerical control debugging machine for horn iron core space |
| 05/25/2011 | CN102075849A Microelectromechanical systems microphone packaging systems |
| 05/25/2011 | CN102075843A Bionic behind-the-ear hearing aids and manufacturing method thereof |
| 05/25/2011 | CN101150889B Encapsulation structure and its method for computer electric microphone |
| 05/19/2011 | WO2011059868A1 Microphone with backplate having specially shaped through-holes |
| 05/18/2011 | EP2321980A1 Hearing aid |
| 05/18/2011 | EP2223534B1 Mems microphone |
| 05/18/2011 | EP1480491B1 Thin speaker and method of manufacturing the speaker |
| 05/18/2011 | CN1913722B Loudspeaker diaphragm |
| 05/18/2011 | CN102065365A Silicon micro-composite thin film chip manufacture method and optical fiber sound pressure sensor using the silicon micro-composite thin film chip |
| 05/18/2011 | CN102065362A MEMS microphone package and packaging method |
| 05/18/2011 | CN102065356A Mini-sound production device and manufacturing method thereof |
| 05/17/2011 | US7941911 for manufacturing media with high density storage capabilities; chemical-mechanical polishing |
| 05/17/2011 | US7941909 Method of fabricating an ultra-small condenser microphone |
| 05/17/2011 | US7941908 Method for scalable manufacturing of medical diagnostic ultrasound imaging systems |
| 05/11/2011 | CN201830448U Automatic speaker assembler |
| 05/11/2011 | CN1980492B Silicon microphone package |
| 05/11/2011 | CN102057689A Diaphragm, electroacoustic transducer, method for manufacturing diaphragm, and molded body |
| 05/11/2011 | CN102056075A Winding machine for paper tube-type voice coil |
| 05/11/2011 | CN102056066A Thermo-acoustic loudspeaker |
| 05/11/2011 | CN102056063A Mems microphone and method for manufacturing same |
| 05/11/2011 | CN102056062A Capacitor-type micro silicon microphone and manufacturing method thereof |
| 05/11/2011 | CN102056061A Capacitive miniature silicon microphone and manufacturing method thereof |
| 05/11/2011 | CN102056040A Manufacturing method of bezier curve ultrasonic amplifier and product thereof |
| 05/11/2011 | CN101207944B Method for manufacturing microphone diaphragm |
| 05/05/2011 | US20110105906 Probe for ultrasonic diagnostic apparatus and method of manufacturing the same |
| 05/05/2011 | US20110103638 Voice coil support for a coil transducer motor structure |
| 05/04/2011 | CN102045623A Vibration diaphragm, preparation method thereof and speaker with same |
| 05/04/2011 | CN101468787B Ultra-thin encapsulation structure of electroacoustic sensing micro-electro-mechanism system |