| Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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| 02/24/2010 | CN201414214Y Miniature hearing-aid compatible receiver |
| 02/24/2010 | CN100592825C Loudspeaker with inverted cone |
| 02/24/2010 | CN100592824C System capable of eliminating heat effect of speaker |
| 02/24/2010 | CN100592821C Bone conductive speaker |
| 02/23/2010 | US7668333 Speaker frame and speaker device having a speaker frame |
| 02/23/2010 | US7668331 Fidelity speaker |
| 02/23/2010 | US7668330 Ear warming article including electronic device and easily interchangeable advertising areas |
| 02/18/2010 | WO2010018932A2 Speaker |
| 02/18/2010 | DE102009006657A1 Lautsprecheranordnung Speaker assembly |
| 02/18/2010 | DE102007029560B4 Membrananordnung für einen Air-Motion-Transformer (AMT) und Schallwandler mit einer solchen Membrananordnung Membrane assembly for an Air Motion Transformer (AMT) and transducer with such a membrane assembly |
| 02/17/2010 | CN201409220Y Voice coil |
| 02/17/2010 | CN201409219Y Electroacoustic sounding device |
| 02/17/2010 | CN201409216Y Dangling edge of loudspeaker |
| 02/17/2010 | CN100591168C Loud speaker system |
| 02/16/2010 | US7664285 Boundary layer adapter |
| 02/11/2010 | WO2010016208A1 Speaker, and manufacturing method and manufacturing device therefor |
| 02/10/2010 | CN201403195Y Ultra-thin speaker |
| 02/10/2010 | CN201403194Y Mems麦克风 Mems Microphone |
| 02/10/2010 | CN201403193Y Mini-size sounder |
| 02/10/2010 | CN201403192Y Audio frequency sound-generating device |
| 02/10/2010 | CN201403191Y Minitype acoustical generator |
| 02/10/2010 | CN201403190Y Spacing ring integrated film used for capacitance microphone |
| 02/10/2010 | CN201403189Y Composite cone of ultra-thin speaker |
| 02/10/2010 | CN101647295A A micro-speaker |
| 02/10/2010 | CN100589654C Method for producing repulsion magnetic circuit and device produced by the method |
| 02/09/2010 | US7660428 Ceiling microphone assembly |
| 02/04/2010 | WO2010013338A1 Speaker apparatus and automobile |
| 02/04/2010 | WO2010013330A1 Speaker device and manufacturing method of speaker device |
| 02/04/2010 | WO2010013329A1 Speaker device and manufacturing method of speaker device |
| 02/04/2010 | WO2010013328A1 Speaker device |
| 02/04/2010 | WO2010013145A1 Speaker system with at least two codirectional channels |
| 02/04/2010 | US20100027833 Speaker unit |
| 02/04/2010 | DE102007062424B4 Magnetantriebsvorrichtung für einen Schallwandler bzw. Lautsprecher-Anordnung mit mindestens einer AMT-Lautsprecher-Einheit Magnetic drive device for a transducer or speaker structure with at least one AMT speaker unit |
| 02/03/2010 | CN201398237Y Loudspeaker and sound box |
| 02/03/2010 | CN201397720Y T型铁 T-type iron |
| 02/03/2010 | CN101640833A High-pitched driver |
| 02/03/2010 | CN101640832A Novel vibrating board for loudspeaker |
| 02/02/2010 | US7657050 Platform for attachment to a sound system |
| 01/28/2010 | WO2010010225A1 Nested compound loudspeaker drive unit |
| 01/28/2010 | US20100022963 Medicament delivery device configured to produce an audible output |
| 01/28/2010 | US20100019584 Voice coil actuator |
| 01/27/2010 | EP2148524A1 Electroacoustic transducer |
| 01/27/2010 | EP2147569A1 Small-sized sound receiver for producing body-sensing vibration |
| 01/27/2010 | CN201393297Y Loudspeaker for sound box |
| 01/27/2010 | CN201392650Y Sound generating device with sound chip |
| 01/21/2010 | WO2010007335A1 Inertial vibration exciter |
| 01/21/2010 | DE202009015115U1 Dynamischer Tauchspulen-Lautsprecher Dynamic moving coil loudspeaker |
| 01/21/2010 | DE112007002441T5 Nicht-gerichtetes Miniaturmikrofon The non-directional Lavalier Microphone |
| 01/20/2010 | EP2146520A1 Speaker and electronic apparatus employing the same |
| 01/20/2010 | CN101631267A Decorative acoustic system with box used as horn |
| 01/20/2010 | CN100584112C Multi-function actuator capable of preventing vibration |
| 01/14/2010 | WO2010004815A1 Headphone unit and headphones |
| 01/14/2010 | WO2010004641A1 Speaker device |
| 01/14/2010 | WO2010004340A1 Emergency event detector |
| 01/14/2010 | WO2010004285A1 Explosion-proof speaker assembly |
| 01/13/2010 | CN201383870Y Micro-movable coil electroacoustic transducer |
| 01/13/2010 | CN201383869Y Folding diaphragm high pitch loudspeaker |
| 01/13/2010 | CN201383868Y Electroacoustic transducer provided with novel vibration system |
| 01/13/2010 | CN101626536A Open magnetic circuit electric loudspeaker |
| 01/13/2010 | CN101626535A Sounder |
| 01/12/2010 | US7646877 Condenser microphone |
| 01/12/2010 | US7644801 Membrane with a high resistance against buckling and/or crinkling |
| 01/07/2010 | WO2010000481A1 Voice coil support for a coil transducer motor structure |
| 01/07/2010 | US20100002901 Speaker |
| 01/07/2010 | CA2729066A1 Voice coil support for a coil transducer motor structure |
| 01/06/2010 | EP2141939A1 Mandrel for a coil transducer motor structure |
| 01/06/2010 | EP2140723A1 Flat speaker |
| 01/06/2010 | CN201378870Y Novel minitype subwoofer |
| 01/06/2010 | CN101622885A Composite suspension system for electro-acoustic transducers |
| 01/06/2010 | CN100579293C Loudspeaker design support device and loudspeaker design support method |
| 01/06/2010 | CN100579292C Magnet assembly for loudspeakers and actuator |
| 01/06/2010 | CN100579291C Diaphragm for loud speaker and loud speaker employing same |
| 01/05/2010 | US7643643 Electronic apparatus |
| 12/30/2009 | WO2009099639A3 Improved magnetic circuit for electrodynamic moving voice coil actuators |
| 12/30/2009 | EP2139266A1 New bass transducer with excitation motor for loudspeakers of acoustic chambers allowing an adjustment of the coupling between the loudspeaker and the listening room |
| 12/30/2009 | EP2139265A1 Motor for a tweeter |
| 12/30/2009 | CN101616352A Thin type loud speaker with waved vibrating plate |
| 12/29/2009 | US7639566 Geophone securement mechanism |
| 12/24/2009 | US20090316949 Electrodynamic loudspeaker device |
| 12/24/2009 | US20090316943 audio devices |
| 12/24/2009 | DE202009011485U1 Schallwandler-Magnetsystem Transducer magnet system |
| 12/23/2009 | WO2009153591A1 Improved acoustic device |
| 12/23/2009 | WO2009152549A1 Headset |
| 12/23/2009 | EP2135480A1 Loudspeaker magnetic flux collection system |
| 12/23/2009 | CN201369820Y Electromagnetic telephone receiver |
| 12/23/2009 | CN201369819Y Micro type electro-acoustic energy sound generating device |
| 12/23/2009 | CN201369818Y Loudspeaker for alarming apparatus of megaphone |
| 12/23/2009 | CN201369817Y Electro-acoustic energy sound generator |
| 12/23/2009 | CN201369816Y Micro type sound generator |
| 12/23/2009 | CN201369815Y Micro type sound generating device |
| 12/23/2009 | CN101611636A Miniature non-directional microphone |
| 12/23/2009 | CN100574513C Electroacoustic transducer |
| 12/22/2009 | CA2474493C Low profile audio speaker |
| 12/17/2009 | US20090310813 Interchangeable magnet loudspeaker |
| 12/16/2009 | CN201365339Y Patch miniature loudspeaker |
| 12/16/2009 | CN201365338Y Locating support chip with flanging |
| 12/16/2009 | CN201365337Y Micro-sounder |
| 12/16/2009 | CN201365336Y Single magnetic circuit two-way radial type electrodynamic loudspeaker |
| 12/16/2009 | CN100571451C Microphone array radio method and system with positioning technology combination |
| 12/15/2009 | US7634102 Speaker and device using the same |