| Patents for H04R 7 - Diaphragms for electromechanical transducers; Cones (6,555) |
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| 07/17/2013 | CN203072142U Sound diaphragm for alarm |
| 07/17/2013 | CN203072141U U-type flat voice diaphragm |
| 07/17/2013 | CN203072140U Novel sound diaphragm |
| 07/17/2013 | CN103209372A Collapse-free sound film |
| 07/11/2013 | WO2013103068A1 Electronic device |
| 07/11/2013 | WO2013103025A1 Electronic device |
| 07/11/2013 | US20130175112 Radial waveguide for double cone transducers |
| 07/10/2013 | CN203057493U Split type earphone or receiver diaphragm |
| 07/10/2013 | CN203057492U Plastic sound film |
| 07/10/2013 | CN203057491U Molecule bond titanium sound film |
| 07/10/2013 | CN203057490U Improved sound film |
| 07/10/2013 | CN203057489U Cloth cone used on trumpet |
| 07/10/2013 | CN203057488U Microphone-pole-head high-frequency off-axis-response axial symmetry structure |
| 07/10/2013 | CN203057487U Sound film with plastic ring |
| 07/10/2013 | CN203057486U Trumpet cone paper used on sound box |
| 07/10/2013 | CN203057485U Buzzer sound film used on alarm |
| 07/10/2013 | CN203057484U No-easy-deformation sound film |
| 07/10/2013 | CN103200499A Conical paper cone without center hole and loudspeaker with conical paper cone |
| 07/10/2013 | CN101563939B Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker |
| 07/04/2013 | WO2013098236A1 Suspension member with integrated sealing member |
| 07/04/2013 | WO2013098235A1 Adhesive free attachment of transducer suspension member |
| 07/04/2013 | WO2013097135A1 A silicon based mems microphone, a system and a package with the same |
| 07/03/2013 | CN203039886U One-piece structure of vibrating diaphragm |
| 07/03/2013 | CN203039885U Vibrating diaphragm of earphone or receiver with high fidelity and good low-frequency effect |
| 07/03/2013 | CN103190159A Apparatus for radiating an audio signal |
| 07/03/2013 | CN101720053B Speaker vibration film made of non-wood fibers and manufacture process thereof |
| 06/27/2013 | WO2013094744A1 Portable device and method for using same |
| 06/27/2013 | WO2013094391A1 Electronic device |
| 06/27/2013 | WO2013093567A1 Method and apparatus for handling the display and audio component based on the orientation of the display for a portable device |
| 06/26/2013 | EP2608571A1 Vibration-lead plate for flat type speaker, mounted between voice coil plate and vibration plate |
| 06/26/2013 | CN203027471U Integrated vibrating diaphragm and moving iron unit provided with same |
| 06/26/2013 | CN203027470U Vibrating diaphragm applicable to medium-high frequency sound production unit |
| 06/26/2013 | CN203027469U Vibrating diaphragm for strengthening output of intermediate frequency band |
| 06/26/2013 | CN203027468U Vibrating diaphragm having low-frequency compensation function |
| 06/26/2013 | CN203027467U Vibrating diaphragm capable of improving medium-frequency high-frequency sounding |
| 06/26/2013 | CN203027466U Reduction vibrating diaphragm and moving iron unit provided with reduction vibrating diaphragm |
| 06/26/2013 | CN203027425U Bone-conduction telephone receiver with integral-type vibrating diaphragm |
| 06/26/2013 | CN101951538B Loudspeaker flap basin and preparation process thereof |
| 06/26/2013 | CN101378603B Loudspeaker diaphragm and loudspeaker using the same |
| 06/25/2013 | US8472649 Push-pull type speaker device and method of manufacturing the same |
| 06/25/2013 | CA2586928C Loudspeaker plastic cone body |
| 06/20/2013 | WO2013089239A1 Actuator for vibrating a soundboard in a musical instrument and method for attaching same |
| 06/19/2013 | CN101395961B Plant for production of paper-made part for speaker, paper-made part for speaker produced thereby, and speaker utilizing the same |
| 06/13/2013 | WO2013084639A1 Electrodynamic exciter and vehicle lamp fitting employing same |
| 06/13/2013 | US20130146387 Dual bore canalphone system |
| 06/12/2013 | CN103153411A Decorating device and game machine |
| 06/12/2013 | CN103152689A Horn basin frame for improving voice coil concentricity and manufacture method for horn |
| 06/12/2013 | CN101877809B Electro-dynamic loudspeaker and ventilation method thereof |
| 06/12/2013 | CN101860781B Acoustic-electro conversion chip of silk-ribbon microphone |
| 06/11/2013 | US8462978 Loudspeaker diaphragm |
| 06/06/2013 | WO2013082594A1 Planar speaker |
| 06/06/2013 | WO2013050797A3 Loudspeaker |
| 06/06/2013 | WO2012175482A3 Miniature suspension member |
| 06/05/2013 | CN202979267U Headphone sound film |
| 06/05/2013 | CN202979238U Intelligent low frequency automatic tracking resonance earphone horn |
| 06/05/2013 | CN103141122A Electronic devices with improved audio |
| 06/05/2013 | CN101803403B Ultra slim type acoustic transducer |
| 06/05/2013 | CN101729961B Integrated vibration plate for a microspeaker, making method thereof and microspeaker |
| 05/30/2013 | WO2013076914A1 Speaker and electronic apparatus provided with speaker |
| 05/29/2013 | CN103124387A Folded vibrating diaphragm loudspeaker |
| 05/29/2013 | CN102497612B Bone conduction speaker and compound vibrating device thereof |
| 05/29/2013 | CN101227764B Apparatus, method, and computer program product providing sound-produced tactile feedback |
| 05/28/2013 | CA2465581C In-wall speaker system method and apparatus |
| 05/22/2013 | CN202949563U Double-vibrating-diaphragm rare earth loudspeaker |
| 05/22/2013 | CN202949554U Voice diaphragm assembling adsorbing device |
| 05/22/2013 | CN103118313A Sound cavity, sound cavity system and mobile terminal |
| 05/22/2013 | CN101690138B Distributed mode speaker for mobile devices |
| 05/16/2013 | DE212011100149U1 Elektronische Vorrichtung mit verbessertem Ton Electronic device with improved sound |
| 05/15/2013 | CN103109547A Mass loading for piston loudspeakers |
| 05/15/2013 | CN103109546A Electrodynamic actuator |
| 05/14/2013 | US8442261 Diaphragm including a first vibrating part of a dome shape or flat shape and a second vibrating part of an annular shape and a loudspeaker using the diaphragm |
| 05/10/2013 | WO2013063932A1 Loudspeaker diaphragm and loudspeaker using same |
| 05/09/2013 | US20130114845 Communication device and a casing therefor |
| 05/08/2013 | CN202931543U Loudspeaker |
| 05/08/2013 | CN202931542U Vibration diaphragm |
| 05/08/2013 | CN202931541U Diaphragm and miniature electroacoustic transducer comprising same |
| 05/02/2013 | DE102011085511A1 Membran zum Abdecken einer Öffnung in einem Hörgerät Membrane for covering an opening in a hearing aid |
| 05/01/2013 | EP2587837A1 Acoustic generator |
| 05/01/2013 | CN202918488U Thin loudspeaker |
| 05/01/2013 | CN202918485U Voice diaphragm |
| 05/01/2013 | CN202918484U Vibrating membrane and miniature acoustic generator comprising same |
| 05/01/2013 | CN202918483U Voice diaphragm |
| 05/01/2013 | CN101600133B Speaker environmental cone material |
| 05/01/2013 | CN101594566B Loudspeaker vibrating body material |
| 05/01/2013 | CN101577849B Loudspeaker environment-friendly vibrating body material |
| 04/24/2013 | CN103067831A Diaphragm and microphone |
| 04/24/2013 | CN103067830A Vibrating diaphragm used for enhancing middle-frequency band outputs and preparation method thereof |
| 04/24/2013 | CN103067829A Vibrating diaphragm applied to medium-high frequency sound production unit and preparation method thereof |
| 04/24/2013 | CN103067828A Vibration diaphragm with low frequency compensation function and preparation method thereof |
| 04/24/2013 | CN101711005B Device for improving outgoing loudspeaker responses |
| 04/24/2013 | CN101631266B Speaker cones material and preparation method thereof |
| 04/24/2013 | CN101606396B Diaphragm of the electronic sounder and the electronic sound which has the diaphragm |
| 04/23/2013 | US8428298 Damper for speaker and speaker using the damper |
| 04/17/2013 | CN202889608U Composite vibrating diaphragm in horn |
| 04/17/2013 | CN202889551U Integrated waterproof loudspeaker |
| 04/17/2013 | CN1496189B Miniature full range loudspeaker |
| 04/17/2013 | CN103053178A Electrodynamic sound-emitting body |
| 04/17/2013 | CN103052017A Sounding device and manufacturing method thereof |
| 04/17/2013 | CN103052016A Integral vibrating diaphragm and preparation method thereof and moveable iron unit provided with integral vibrating diaphragm |
| 04/17/2013 | CN103052006A Diaphragm with function for improving medium and high frequency sounding and preparation method thereof |