| Patents for H04R 7 - Diaphragms for electromechanical transducers; Cones (6,555) |
|---|
| 04/11/2012 | EP1881734B1 Speaker |
| 04/11/2012 | EP1529417B1 Loudspeaker |
| 04/11/2012 | CN202190396U 一种电磁振动装置的外围盆架 Peripheral Penjia an electromagnetic vibration device |
| 04/11/2012 | CN202190395U 蛛网式振动板 Cobweb vibration plate |
| 04/11/2012 | CN202190386U 一种新型超薄受话器 A new ultra-thin receiver |
| 04/11/2012 | CN1878430B Speaker member and method for manufacturing the same |
| 04/11/2012 | CN102415106A Method for producing electromechanical transducer |
| 04/11/2012 | CN101310561B 用于压电扬声器的不对称动作系统和不对称扬声器 Asymmetric action for piezoelectric speaker system and asymmetric speakers |
| 04/05/2012 | WO2011153490A3 System for vibration confinement |
| 04/04/2012 | EP2437518A1 Electrodynamic electroacoustic transducer and electronic device |
| 04/04/2012 | EP2436194A1 Loudspeaker arrangement |
| 04/04/2012 | CN1897762B 传声膜 Acoustic diaphragm |
| 04/04/2012 | CN102405654A 麦克风 Microphone |
| 04/04/2012 | CN102404674A Acoustic sheet and method of manufacturing acoustic sheet |
| 03/29/2012 | WO2012038981A1 Linear actuation loudspeaker driver |
| 03/28/2012 | EP2433434A1 Cone loudspeaker |
| 03/28/2012 | CN102396245A Apparatus, methods and computer programs for converting sound waves to electrical signals |
| 03/28/2012 | CN102396244A Receiver assemblies |
| 03/28/2012 | CN102395091A Planar diaphragm speaker with driving unit |
| 03/28/2012 | CN102395087A Speaker |
| 03/28/2012 | CN102395062A Miniature sound box |
| 03/27/2012 | US8144380 Drive mechanism |
| 03/22/2012 | WO2012035106A1 Electrodynamic actuator |
| 03/21/2012 | EP2432252A1 Speaker and portable electronic device |
| 03/21/2012 | EP2430841A1 Loudspeaker driver and loudspeaker arrangement |
| 03/21/2012 | EP1639858B1 Improvements to loudspeaker driver assemblies |
| 03/21/2012 | CN1913724B Electroacoustic transducer |
| 03/21/2012 | CN102387449A Acoustic diaphragm and speaker |
| 03/20/2012 | US8139812 Loudspeaker suspension |
| 03/15/2012 | US20120061175 Board Capable of Generating a Harmonic Sound |
| 03/15/2012 | DE102010044905A1 Speaker diaphragm, has glass fiber-epoxy plan films such that films have specific thickness, glued at specific angle in diaphragm incisions and connected with diaphragm, where films protrude beyond front and back of diaphragm |
| 03/14/2012 | CN202168204U 复合振膜及使用该复合振膜的扬声器 Composite diaphragm and the use of the composite diaphragm speaker |
| 03/14/2012 | CN202168203U 复合振膜及使用该复合振膜的扬声器 Composite diaphragm and the use of the composite diaphragm speaker |
| 03/14/2012 | CN202168202U 电容传声器用振膜 Condenser microphone with a diaphragm |
| 03/14/2012 | CN202168201U 复合振膜及使用该复合振膜的扬声器 Composite diaphragm and the use of the composite diaphragm speaker |
| 03/14/2012 | CN101203064B Composite diaphragm and its making method |
| 03/13/2012 | US8135164 Speaker |
| 03/13/2012 | US8135160 Speaker device and mobile phone |
| 03/07/2012 | CN101815820B Fine natural fiber and speaker diaphragm, speaker and device |
| 03/01/2012 | WO2012005433A3 Multi-functional micro speaker |
| 03/01/2012 | DE10118408B4 Verfahren zum Herstellen eines Oberflächenwellenbauelements A method of manufacturing a surface acoustic wave device |
| 02/29/2012 | EP2422531A2 Microphone having diaphragm ring with increased stability |
| 02/29/2012 | EP2422530A1 Method for producing an electromechanical transducer |
| 02/29/2012 | CN1992996B Detachable supporting structure for loudspeaker diaphragm |
| 02/29/2012 | CN101365254B Acoustic diaphragm and speaker |
| 02/29/2012 | CN101361401B Diaphragm and speaker using same |
| 02/28/2012 | US8122996 Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker |
| 02/23/2012 | WO2012024385A1 Three dimensional acoustic passive radiating |
| 02/23/2012 | WO2012023709A2 Acoustic transducer device |
| 02/22/2012 | EP1843630B1 Electrodynamic electroacoustic transducer and electronic device |
| 02/22/2012 | EP1425937B1 Method of improving the modal resonance frequency distribution of a panel |
| 02/22/2012 | CN102362309A Acoustic absorber, acoustic transducer, and method for producing an acoustic absorber or an acoustic transducer |
| 02/22/2012 | CN101341791B 扬声器 Speaker |
| 02/15/2012 | EP2417776A1 Systems and methods for acousto-haptic speakers |
| 02/08/2012 | EP2415278A2 Receiver assemblies |
| 02/08/2012 | EP2415277A1 Acoustic panel for receiving, emitting or absorbing sounds |
| 02/02/2012 | WO2012012939A1 Cmos compatible mems microphone and method for manufacturing the same |
| 02/01/2012 | CN1905759B 扬声器阻尼器及安装扬声器阻尼器的方法 Speaker damper and damper installation method speaker |
| 02/01/2012 | CN102340725A Loudspeaker and vibrating diaphragm thereof |
| 02/01/2012 | CN101185372B 电声换能器 Electro-acoustic transducer |
| 01/26/2012 | DE10229845B4 Piezoelektrischer Elektroakustischer Transducer A piezoelectric electroacoustic transducer |
| 01/25/2012 | EP2143299B1 Membrane or membrane arrangement for an electrodynamic sound transducer, and loudspeaker comprising such a membrane or membrane arrangement |
| 01/25/2012 | CN102333269A Loudspeaker diaphragm made of low density polyethylene nano-composite |
| 01/18/2012 | CN202121764U Mechanical frequency division diaphragm and loudspeaker |
| 01/18/2012 | CN202121763U Novel flat panel loudspeaker driver |
| 01/18/2012 | CN102326415A Speaker diaphragm, speaker, and speaker diaphragm manufacturing method |
| 01/18/2012 | CN102325294A Acoustic sensor |
| 01/18/2012 | CN102325292A Vibrating plate with spiral groove reinforcing structure |
| 01/18/2012 | CN102325291A Loudspeaker diaphragm, loudspeaker and mobile terminal |
| 01/18/2012 | CN102321297A Loudspeaker diaphragm manufactured from fiber-reinforced resin based composite nanomaterial |
| 01/12/2012 | WO2012005433A2 Multi-functional micro speaker |
| 01/12/2012 | WO2011105844A3 Flat diaphragm and planar speaker using same |
| 01/11/2012 | EP2405672A1 Speaker device |
| 01/11/2012 | EP2404453A1 Apparatus, methods and computer programs for converting sound waves to electrical signals |
| 01/11/2012 | EP1475988B1 Card-type sound apparatus and electronic appliance provided therewith |
| 01/11/2012 | CN202111847U Loudspeaker resonance structure with double passive vibrating films |
| 01/11/2012 | CN102316399A Slim-type speaker |
| 01/11/2012 | CN102316398A Speaker device |
| 01/11/2012 | CN101355825B Diaphragm and sound output apparatus |
| 01/10/2012 | US8094865 Speaker surround structure for maximizing cone diameter |
| 01/10/2012 | US8094863 Separate support structure for loudspeaker diaphragm |
| 01/10/2012 | US8094842 Loudspeaker system and loudspeaker enclosure |
| 01/05/2012 | WO2012001926A1 Speaker component, speaker using same, electronic apparatus, and moving means |
| 01/05/2012 | WO2012001419A1 Apparatus for radiating an audio signal |
| 01/04/2012 | EP1382221B1 Inertial exciter for loudspeaker |
| 01/04/2012 | CN202103836U Loudspeaker vibrating diaphragm and loudspeaker |
| 01/04/2012 | CN202103810U MP3 player with novel structure |
| 01/04/2012 | CN102308594A Speaker unit and portable information terminal |
| 01/04/2012 | CN101044788B Speaker |
| 01/03/2012 | US8090138 Audio devices for vehicles |
| 12/29/2011 | WO2011162002A1 Acoustic generator |
| 12/29/2011 | US20110317869 Loudspeaker diaphragm and loudspeaker including the loudspeaker diaphragm |
| 12/29/2011 | US20110315472 Intake sound generation apparatus for internal combustion engine |
| 12/29/2011 | DE102010017576A1 Sanitary device has toilet cabin, shower cabin, urinal stand, washstand and wall element for forming function wall |
| 12/28/2011 | CN202095079U 扬声器用加强型纸盆 Enhanced speaker cone |
| 12/28/2011 | CN102301746A 声能换能器 Acoustic energy transducer |
| 12/28/2011 | CN102300142A Loudspeaker diaphragm and loudspeaker including the loudspeaker diaphragm |
| 12/28/2011 | CN102300141A 弯曲振膜扬声器 Curved diaphragm speakers |
| 12/28/2011 | CN102295806A 植物纤维增强聚丙烯复合材料制作的扬声器平板振膜 Plant fiber reinforced polypropylene composite materials speaker flat diaphragm |
| 12/28/2011 | CN102295805A 聚丙烯共混物制作的扬声器振膜 Polypropylene blends produced by the speaker diaphragm |