| Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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| 06/12/2013 | CN101860781B Acoustic-electro conversion chip of silk-ribbon microphone |
| 06/11/2013 | US8462977 Loudspeaker with magnetic elements fixedly provided on diaphragm |
| 06/06/2013 | WO2013081033A1 Line array speaker |
| 06/06/2013 | US20130142380 Speaker |
| 06/06/2013 | US20130142379 Nested compound loudspeaker drive unit |
| 06/06/2013 | US20130142364 Linear Interleaved Magnetic Motor and Loudspeaker Transducer Using Same |
| 06/05/2013 | CN202979274U Loudspeaker |
| 06/05/2013 | CN202979273U Coaxial double-horn drive unit and earphone |
| 06/05/2013 | CN202979272U Portable noise-reduction sounder |
| 06/05/2013 | CN202979271U Double-flange loudspeaker |
| 06/05/2013 | CN202979270U T-iron for automobile speaker |
| 06/05/2013 | CN202979269U T-iron of high-power loudspeaker |
| 06/05/2013 | CN202979268U Structure for fixing copper rod by E-shaped snap ring |
| 06/05/2013 | CN103141122A Electronic devices with improved audio |
| 06/05/2013 | CN103141121A Heat dissipating acoustic transducer with mounting means |
| 06/05/2013 | CN102006539B Speaker |
| 06/05/2013 | CN101803403B Ultra slim type acoustic transducer |
| 06/05/2013 | CN101729961B Integrated vibration plate for a microspeaker, making method thereof and microspeaker |
| 06/05/2013 | CN101006749B Apparatus and method for increasing magnetic field in an audio device |
| 06/04/2013 | US8457688 Mobile wireless communications device with voice alteration and related methods |
| 06/04/2013 | US8457345 Vibration plate, speaker unit and portable information terminal |
| 05/30/2013 | WO2013076914A1 Speaker and electronic apparatus provided with speaker |
| 05/30/2013 | US20130136295 Loudspeaker Based on "The Principle of The Center Of Percussion." |
| 05/29/2013 | CN202957969U Soundbox |
| 05/29/2013 | CN202957968U 电声换能器 Electro-acoustic transducer |
| 05/29/2013 | CN202957967U Miniature loudspeaker |
| 05/29/2013 | CN202957966U Improved structure of micro sound equipment |
| 05/29/2013 | CN202957965U Telescopic vehicle loudspeaker |
| 05/29/2013 | CN202957964U Loudspeaker system of self-SOS device of arched quakeproof bed |
| 05/29/2013 | CN202957963U Simple loudspeaker |
| 05/29/2013 | CN202957958U Dual-cone phase inversion type thin speaker box |
| 05/29/2013 | CN202957949U Sound effect piece, loundspeaker made of sound effect piece and soundbox |
| 05/29/2013 | CN1812640B Hollow magnetic core internal magnetic pole loudspeaker |
| 05/29/2013 | CN103124389A Sound transducer with interdigitated first and second sets of comb fingers |
| 05/29/2013 | CN103124388A A wearable speaker system with satellite speakers and a passive radiator |
| 05/29/2013 | CN103124387A Folded vibrating diaphragm loudspeaker |
| 05/29/2013 | CN102497612B Bone conduction speaker and compound vibrating device thereof |
| 05/29/2013 | CN101931847B Thin type speaker based on multi-step magnetic yoke |
| 05/29/2013 | CN101697602B Magnetic circuit of loudspeaker with heat dissipation block |
| 05/28/2013 | US8452042 Shallow speaker |
| 05/28/2013 | US8452041 Opposing dual-vented woofer system |
| 05/23/2013 | US20130129119 Microphone unit |
| 05/23/2013 | US20130129118 Micro-electro-mechanical microphone and method for manufacturing the same |
| 05/23/2013 | DE102006035573B4 Verfahren zum Betreiben eines Lautsprechers und Audio-Anlage A method for operating a speaker and an audio system |
| 05/22/2013 | CN202949566U Vibration loudspeaker |
| 05/22/2013 | CN202949565U Vibration loudspeaker |
| 05/22/2013 | CN202949564U Loudspeaker |
| 05/22/2013 | CN202949563U Double-vibrating-diaphragm rare earth loudspeaker |
| 05/22/2013 | CN202949562U Miniature loudspeaker |
| 05/22/2013 | CN202949561U Miniature loudspeaker |
| 05/22/2013 | CN202949560U 发声器 Sounders |
| 05/22/2013 | CN202949559U Loudspeaker |
| 05/22/2013 | CN202949558U Vibration energy converter |
| 05/22/2013 | CN202949557U Loudspeaker |
| 05/22/2013 | CN202949556U Acoustic generator |
| 05/22/2013 | CN202949555U Loudspeaker structure |
| 05/22/2013 | CN202949531U Loudspeaker shell and loudspeaker adopting loudspeaker shell |
| 05/22/2013 | CN103118320A Ultrathin loudspeaker module |
| 05/22/2013 | CN103118319A Integrated minitype noise reduction horn |
| 05/22/2013 | CN101931839B Speaker |
| 05/21/2013 | US8447057 Packages and methods for packaging MEMS microphone devices |
| 05/16/2013 | WO2013069858A1 Securing structure of sound output mechanism and sound processing means of mobile device capable of outputting visual and sound signals |
| 05/16/2013 | US20130121504 Microphone array with daisy-chain summation |
| 05/16/2013 | DE212011100149U1 Elektronische Vorrichtung mit verbessertem Ton Electronic device with improved sound |
| 05/16/2013 | DE102004046955B4 Multifunktions-Aktuator, ausgebildet zur Verhinderung von Vibrationen Multifunction actuator, designed to prevent vibration |
| 05/15/2013 | EP2591611A1 Earphone driver and method of manufacture |
| 05/15/2013 | CN202940960U Loudspeaker |
| 05/15/2013 | CN202940959U Magnetic T iron |
| 05/15/2013 | CN103109546A Electrodynamic actuator |
| 05/15/2013 | CN101682818B Electroacoustic transducer |
| 05/14/2013 | US8442256 Boundary microphone and desktop electro-acoustic transducer |
| 05/14/2013 | US8442243 Ribbon microphone |
| 05/09/2013 | US20130114846 Electrodynamic transducer having a dome and a buoyant hanging part |
| 05/08/2013 | DE112011100525T5 Geräuschausstossende Einrichtung Noise emissions institution |
| 05/08/2013 | CN202931545U Go chess type mini-sized sound device |
| 05/08/2013 | CN202931544U Resonant horn |
| 05/08/2013 | CN202931543U Loudspeaker |
| 05/08/2013 | CN202931542U Vibration diaphragm |
| 05/08/2013 | CN202931541U Diaphragm and miniature electroacoustic transducer comprising same |
| 05/08/2013 | CN103096223A Ultrathin flat plate speaker using double location support chip |
| 05/08/2013 | CN103096222A Location support chip used for ultrathin track type flat plate speaker |
| 05/08/2013 | CN103096221A Laser welding speaker |
| 05/08/2013 | CN103096220A Flat plate sound production device |
| 05/08/2013 | CN101926184B Magnetic circuit and acoustic equipment |
| 05/07/2013 | US8437490 Ceiling microphone assembly |
| 05/02/2013 | US20130108100 Speaker having multiple coils |
| 05/01/2013 | CN202918493U Minisize loudspeaker with stable and reliable electric connection |
| 05/01/2013 | CN202918492U Minisize loudspeaker |
| 05/01/2013 | CN202918491U Loudspeaker box |
| 05/01/2013 | CN202918490U Miniature sounder |
| 05/01/2013 | CN202918489U Flat panel speaker |
| 05/01/2013 | CN202918488U Thin loudspeaker |
| 05/01/2013 | CN202918487U 音圈 Coil |
| 05/01/2013 | CN202918486U Electric horn with adjustable air gap |
| 05/01/2013 | CN202918484U Vibrating membrane and miniature acoustic generator comprising same |
| 05/01/2013 | CN202918483U Voice diaphragm |
| 05/01/2013 | CN103079156A Ultra-thin trumpet |
| 05/01/2013 | CN103079155A Double-basin-frame combined type loudspeaker system with precise ring-shaped pipe composite channel group |
| 05/01/2013 | CN103079154A Novel driving device for automobile audio |
| 05/01/2013 | CN103079153A Sounding unit with novel shielding case |