| Patents for H04R 7 - Diaphragms for electromechanical transducers; Cones (6,555) |
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| 07/04/2012 | EP2149280B1 Diaphragm surround |
| 07/04/2012 | EP1222839B1 Ultra low frequency transducer and loud speaker comprising same |
| 07/04/2012 | CN202310085U 扬声器 Speaker |
| 07/04/2012 | CN202310071U Vibrating diaphragm and acoustic generator applying same |
| 07/04/2012 | CN202310070U 音膜 Sound film |
| 07/04/2012 | CN202310069U 一种新型扬声器振膜结构 A new speaker diaphragm structure |
| 07/04/2012 | CN102547536A Runway-shaped double-cone speaker |
| 07/04/2012 | CN102547535A Piezoelectricity ceramic piece and piezoelectricity ceramic loudspeaker adopting same |
| 07/04/2012 | CN102547534A Film electret, method of manufacturing film electrets and sound playing device |
| 07/04/2012 | CN101969594B Acoustic passive radiator with rocking-mode reduction |
| 07/04/2012 | CN101282593B Speaker diaphragms and dynamic speakers |
| 07/03/2012 | US8213671 Speaker |
| 06/28/2012 | WO2012088196A1 Acoustic diaphragm suspending |
| 06/28/2012 | WO2012085350A1 Thin loudspeaker construction. |
| 06/28/2012 | US20120160598 Acoustic diaphragm suspending |
| 06/28/2012 | US20120160597 Diaphragm and speaker using same |
| 06/27/2012 | CN1951149B Speaker |
| 06/27/2012 | CN1943272B Electrokinetic electro-acoustic converter and electronic device |
| 06/27/2012 | CN102523543A Application of novel resin material for making sound box driver diaphragm |
| 06/27/2012 | CN101518099B Speaker apparatus providing with visual screen |
| 06/27/2012 | CN101272637B Electret capacitor type microphone with integral vocal cavity component |
| 06/26/2012 | US8208678 Membrane or membrane configuration for an electrodynamic sound transducer, and loudspeaker comprising such a membrane or membrane configuration |
| 06/26/2012 | US8208677 Suspension member for speaker |
| 06/21/2012 | WO2012082457A1 A portable electronic device |
| 06/21/2012 | WO2012038981A9 Linear actuation loudspeaker driver |
| 06/21/2012 | US20120155698 Cone loudspeaker |
| 06/20/2012 | CN101360693B Sound-generating glazing |
| 06/20/2012 | CN101313628B Electroacoustic transducer |
| 06/15/2012 | DE202012101563U1 Resonanzaufbau für einen Lautsprecher Resonance structure for a speaker |
| 06/14/2012 | WO2012076773A1 Dual-mode acoustic transducer |
| 06/14/2012 | WO2012051217A3 An acoustic radiator including a combinatiion of a co-axial audio speaker and passive radiator |
| 06/14/2012 | US20120148085 Diaphragm and speaker device provided with the same |
| 06/14/2012 | DE102011087963A1 Microphone package, has housing cover connected with housing bottom by connection material that has low hardening temperature and/or requires short time for curing than another connection material connecting cover with microphone chip |
| 06/14/2012 | DE102010062887A1 Mikrofonpackage und Verfahren zu dessen Herstellung Microphone package and process for its preparation |
| 06/13/2012 | EP1212921B1 Passive radiator having mass elements |
| 06/13/2012 | EP0969691B1 Speaker and electronic apparatus using speaker |
| 06/13/2012 | CN202276458U 音膜 Sound film |
| 06/13/2012 | CN102497612A Bone conduction speaker and compound vibrating device thereof |
| 06/07/2012 | WO2012073343A1 Speaker edge, manufacturing method therefor, and speaker |
| 06/06/2012 | DE102010062300A1 Lautsprechervorrichtung Speaker device |
| 06/06/2012 | CN202269008U 一种动圈式发声器振动膜片 One kind of moving coil diaphragm sounder |
| 06/06/2012 | CN202269007U 一种扬声器用pu折环pp音盆 A speaker with pu fold ring pp cone |
| 06/06/2012 | CN202269006U 扬声器用橡皮边发泡纸音盆 Speaker with a rubber edge foam paper cone |
| 06/06/2012 | CN202269005U Loudspeaker diaphragm and loudspeaker using same |
| 06/05/2012 | US8194894 Acoustic device |
| 06/05/2012 | US8194868 Loudspeaker system for virtual sound synthesis |
| 05/31/2012 | WO2012070729A1 Micro-speaker |
| 05/31/2012 | WO2012069522A1 Loudspeaker |
| 05/31/2012 | DE202012100607U1 Vorrichtung zur Anpassung der Klangqualität Device for adjusting the sound quality, |
| 05/30/2012 | EP2458893A1 Loudspeaker |
| 05/30/2012 | EP2458892A1 Speaker device and method for forming speaker device |
| 05/30/2012 | CN202261791U MEMS (Micro Electro Mechanical System) silicon microphone longitudinally integrated with CMOS (Complementary Metal Oxide Semiconductor) circuit |
| 05/30/2012 | CN202261777U Loudspeaker cone provided with plastic film layer |
| 05/30/2012 | CN202261776U Improved elastomer-coated damper |
| 05/30/2012 | CN202261775U Improved elastic waves cladded by vulcanized elastic bodies |
| 05/30/2012 | CN102484760A 电声转换器 Electroacoustic transducer |
| 05/30/2012 | CN102483665A Mount structure of touch panel with vibrating function |
| 05/30/2012 | CN101552943B A sheet material for producing loudspeaker cone and its processing technique |
| 05/30/2012 | CN101437880B Biaxially oriented polyarylene sulfide film |
| 05/30/2012 | CN101300893B Ear receiver including an active noise compensation device |
| 05/29/2012 | US8189851 Optically clear diaphragm for an acoustic transducer and method for making same |
| 05/29/2012 | DE202012101353U1 Ohrhörervorrichtung mit einem integrierten Mikrofon Earphone device with a built-in microphone |
| 05/24/2012 | WO2012066855A1 Decorating device and game machine |
| 05/23/2012 | EP2454890A2 Improvements in or relating to surrounds for audio drivers |
| 05/23/2012 | EP1658753B1 Loudspeaker having a composite diaphragm structure |
| 05/23/2012 | CN102474691A 压电式扬声器 Piezo speaker |
| 05/23/2012 | CN102474688A 振动装置以及便携式信息终端 Vibration device and a portable information terminal |
| 05/23/2012 | CN102474686A Speaker, hearing aid, inner ear headphone, mobile information processing device, and AV device |
| 05/23/2012 | CN102474685A Speaker device and method for forming speaker device |
| 05/23/2012 | CN102474684A 微型扬声器 Micro Speaker |
| 05/23/2012 | CN102469389A 电声换能器用振动板及使用该振动板的电声换能器 Used for electro-acoustic transducer using the diaphragm of the vibration plate and the electro-acoustic transducer |
| 05/23/2012 | CN102469388A Speaker apparatus |
| 05/23/2012 | CN101102619B Diaphragm for speaker and manufacturing method therefor |
| 05/16/2012 | CN102461209A 锥形扩音器 Conical horn |
| 05/16/2012 | CN101185371B Acoustic device |
| 05/15/2012 | US8177021 Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker |
| 05/10/2012 | WO2012060184A1 Acoustic-instrument diaphragm |
| 05/10/2012 | US20120114165 Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker |
| 05/10/2012 | US20120114148 Loudspeaker driver and loudspeaker arrangement |
| 05/10/2012 | DE102010043560A1 Mikrophon unter Verwendung eines magnetoelastischen Effekts Microphone using a magnetoelastic effect |
| 05/09/2012 | EP2451191A2 Speaker Apparatus |
| 05/09/2012 | CN202218388U Ultrathin loudspeaker diaphragm with supporting chip strengthening structure |
| 05/09/2012 | CN202218387U Acoustic-electro conversion sound insulation curtain |
| 05/09/2012 | CN102450035A Piezoelectric sound converter |
| 05/09/2012 | CN102448000A Speaker unit and active speaker device |
| 05/03/2012 | US20120106777 Speaker damper and speaker device |
| 05/02/2012 | EP2448291A1 Multifunctional micro speaker |
| 05/02/2012 | CN202210862U Loudspeaker vibration diaphragm and loudspeaker |
| 04/26/2012 | WO2012053060A1 Terminal holding device |
| 04/26/2012 | DE102004009902B4 Ausstattungsteil für ein Fahrzeug, insbesondere ein Kraftfahrzeug und Verwendung eines Ausstattungsteils als Lautsprecher Piece of equipment for a vehicle, especially a motor vehicle and use an equipment part as a speaker |
| 04/26/2012 | CA2849432A1 Mobile device |
| 04/25/2012 | CN102428714A Speaker, Hearing Aid, Earphone, And Portable Terminal Device |
| 04/25/2012 | CN102428713A 扬声器驱动器和扬声器装置 Speaker driver and speaker device |
| 04/25/2012 | CN101185367B 扬声器 Speaker |
| 04/19/2012 | WO2012051217A2 An acoustic radiator including a combinatiion of a co-axial audio speaker and passive radiator |
| 04/19/2012 | WO2012050771A1 Electronic devices with improved audio |
| 04/18/2012 | EP2441276A1 Speaker having a center pleat |
| 04/18/2012 | CN202197395U 汽车前门扬声器 Car door speaker |
| 04/18/2012 | CN102422650A 扬声器单元 Speaker unit |
| 04/12/2012 | WO2012023709A3 Acoustic transducer device |