| Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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| 05/18/2011 | CN102065359A Electromagnetic loudspeaker |
| 05/18/2011 | CN102065358A Electromagnetic loudspeaker and magnetic path system thereof |
| 05/18/2011 | CN102065357A Electromagnetic loudspeaker |
| 05/18/2011 | CN102065356A Mini-sound production device and manufacturing method thereof |
| 05/18/2011 | CN102065353A Vibrating membrane and speaker using same |
| 05/18/2011 | CN101316288B Speaker module for a portable terminal |
| 05/17/2011 | US7945069 Loudspeaker plastic cone body |
| 05/17/2011 | US7945062 Microelectromechanical microphone packaging system |
| 05/17/2011 | US7941909 Method of fabricating an ultra-small condenser microphone |
| 05/12/2011 | WO2011055929A2 Microspeaker |
| 05/12/2011 | US20110110549 Ironless and leakage free coil transducer motor assembly |
| 05/12/2011 | DE102009052129A1 Electromechanical transducer for use as e.g. loudspeaker, has rotor with permanent magnets, where side surfaces of permanent magnets in associated air gaps are moved within movement area and do not move out of area |
| 05/11/2011 | CN201830438U Waterproof horn with rivet |
| 05/11/2011 | CN201830437U Loudspeaker |
| 05/11/2011 | CN201830436U Environment-friendly sound box |
| 05/11/2011 | CN102057690A Speaker device |
| 05/11/2011 | CN102056059A Multifunctional acoustic generator |
| 05/11/2011 | CN102056058A Improved loudspeaker |
| 05/11/2011 | CN102056057A Microspeaker |
| 05/11/2011 | CN102056056A Plane voice coil speaker |
| 05/11/2011 | CN102056055A Suspension for a multifunctional micro-speaker, and a multifunctional micro-speaker employing the same |
| 05/10/2011 | US7940953 Magnetic membrane suspension |
| 05/10/2011 | US7940952 Electro-acoustic transducer |
| 05/10/2011 | US7940950 Electromagnetically-shielded speaker systems and methods |
| 05/05/2011 | WO2011052194A1 Speaker, and electronic apparatus and cellular phone using the speaker |
| 05/05/2011 | US20110103638 Voice coil support for a coil transducer motor structure |
| 05/05/2011 | DE102007005620B4 Dynamischer Schallwandler, Hörer und Hör-Sprech-Garnitur Dynamic transducer, receiver and headsets set |
| 05/04/2011 | EP2317776A2 Speaker damper and speaker including the same |
| 05/04/2011 | CN201821496U Improved structure of thin loudspeaker |
| 05/04/2011 | CN201821495U Full range loudspeaker |
| 05/04/2011 | CN201821494U Internally coiling type voice coil |
| 05/04/2011 | CN102047690A Speaker |
| 05/04/2011 | CN102045626A Moving-magnetic type ultrathin telephone receiver |
| 05/04/2011 | CN102045625A Magnetic loudspeaker |
| 05/04/2011 | CN102045624A Centering disk and loudspeaker with same |
| 05/04/2011 | CN102045623A Vibration diaphragm, preparation method thereof and speaker with same |
| 05/04/2011 | CN102045616A Sound reproduction device with enhanced low-frequency sound effect |
| 05/04/2011 | CN101041154B Electromagnetic vibrator and its preparing method |
| 05/03/2011 | US7936896 Speaker apparatus |
| 05/03/2011 | US7936894 Multielement microphone |
| 05/03/2011 | US7936891 Line array electroacoustical transducing |
| 04/28/2011 | US20110096953 Damper and loudspeaker using the same cross-reference to related applications |
| 04/27/2011 | CN201813526U Ultrathin electrodynamic loudspeaker |
| 04/27/2011 | CN201813525U Variable ultrathin electrodynamic loudspeaker |
| 04/27/2011 | CN201813524U 无源辐射器 Passive radiator |
| 04/27/2011 | CN201813523U 扬声器 Speaker |
| 04/27/2011 | CN201813522U 推挽式喇叭 Push-Pull horn |
| 04/27/2011 | CN201813521U Loudspeaker synthesizing bottom iron |
| 04/27/2011 | CN201813520U Small loudspeaker |
| 04/27/2011 | CN201813519U Compression ring |
| 04/27/2011 | CN102036152A Excited vibration acoustic generator device |
| 04/27/2011 | CN102036151A Electro-acoustic transducer |
| 04/27/2011 | CN102036150A Combined type coaxial loudspeaker |
| 04/27/2011 | CN102036149A Voice coil skeleton and loudspeaker with same |
| 04/27/2011 | CN102036148A Compound voice diaphragm group |
| 04/27/2011 | CN102036147A Speaker damper and speaker including the same |
| 04/27/2011 | CN102036146A Vibrating diaphragm and speaker using same |
| 04/27/2011 | CN102032543A Lighting device with loudspeaker |
| 04/26/2011 | US7933428 Microphone apparatus |
| 04/26/2011 | US7933426 Removable speaker arrangement |
| 04/21/2011 | WO2011046030A1 Speaker device |
| 04/20/2011 | CN201805545U Water-proof large-power audio vibration energy converter |
| 04/20/2011 | CN201805544U Thin type speaker |
| 04/20/2011 | CN201805543U Ultra thin flat panel speaker |
| 04/20/2011 | CN201805542U Micro-moving coil transducer and vibrational system thereof |
| 04/20/2011 | CN1833464B Loudspeaker with undulated membrane |
| 04/20/2011 | CN1812646B Inner and outer double-magnetic hollow magnetic core type loudspeaker |
| 04/20/2011 | CN102027759A Improved self-cooling loudspeaker of the electrodynamic type |
| 04/20/2011 | CN102026074A Miniature transducer device |
| 04/20/2011 | CN102026073A Miniature sounder |
| 04/20/2011 | CN102026072A Moving iron type low frequency acoustic generator |
| 04/20/2011 | CN102026071A Speaker |
| 04/20/2011 | CN102026070A Multifunctional micro speaker |
| 04/20/2011 | CN102026069A Voice coil and speaker using same |
| 04/20/2011 | CN102026068A Voice coil and loudspeaker using voice coil |
| 04/20/2011 | CN102026067A Loudspeaker and vibration part thereof |
| 04/20/2011 | CN102026066A Centering disk and loudspeaker using same |
| 04/20/2011 | CN102026065A Centering disk and loudspeaker using centering disk |
| 04/19/2011 | US7929726 Planar diaphragm acoustic loudspeaker |
| 04/19/2011 | US7929379 Methods and systems for seismic sensors |
| 04/14/2011 | WO2011042436A1 Customized audio/antenna module and method for making the same |
| 04/13/2011 | EP2309775A2 Planar loudspeaker device |
| 04/13/2011 | CN201797596U Micro moving coil type electroacoustic transducer |
| 04/13/2011 | CN201797595U Moving coil type electro-acoustic transducer |
| 04/13/2011 | CN201797594U Ribbon coaxial medium-high frequency loudspeaker |
| 04/13/2011 | CN201790250U Teaching aid integrated device |
| 04/13/2011 | CN1685760B Drive mechanism |
| 04/13/2011 | CN102017657A Ironless and leakage free coil transducer motor assembly |
| 04/13/2011 | CN102014331A Multifunctional micro-speaker |
| 04/07/2011 | WO2011007441A9 Vibration-applying sound source, and speaker device using same |
| 04/07/2011 | US20110081034 Earphone device with bass adjusting function |
| 04/06/2011 | EP2306753A1 Speaker device |
| 04/06/2011 | CN201789625U Loudspeaker with novel structure |
| 04/06/2011 | CN201789624U Miniature loudspeaker |
| 04/06/2011 | CN201789623U Moving coil type electroacoustic converter |
| 04/06/2011 | CN201789622U Ultrathin speaker |
| 04/06/2011 | CN201789621U Moving-coil type acoustic generator |
| 04/06/2011 | CN201789620U Miniature sounder |
| 04/06/2011 | CN201789619U Yoke structure of improved thin loudspeaker |
| 04/06/2011 | CN201789618U Magnetic circuit structure and loudspeaker using same |