Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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12/08/2010 | CN201667712U Moving-coil type electroacoustic transducer |
12/08/2010 | CN201667711U Novel midsection for loudspeaker |
12/08/2010 | CN201667710U Music controlled beating system |
12/08/2010 | CN101911727A A magnet assembly for a loudspeaker |
12/08/2010 | CN101911720A Multiple magnet loudspeaker |
12/08/2010 | CN101909234A Composite magnetic circuit loudspeaker |
12/08/2010 | CN101909232A Sound film and speaker employing same |
12/08/2010 | CN101909231A Sound film and speaker employing same |
12/07/2010 | US7848537 Voice coil bobbin, manufacturing method thereof and speaker device |
12/07/2010 | US7848535 Narrow directional microphone |
12/07/2010 | US7848534 Sound system, method for controlling the sound system, and sound equipment |
12/07/2010 | US7848528 Hands-free microphone with wind break |
12/02/2010 | US20100303278 Low profile audio speaker with minimization of voice coil wobble, protection and cooling |
12/02/2010 | US20100303273 Microphone apparatus |
12/01/2010 | CN201663686U Speaker in multi-diaphragm structure |
12/01/2010 | CN201663685U Electromagnetic speaker |
12/01/2010 | CN201663684U Speaker |
12/01/2010 | CN201663683U Sound generator |
12/01/2010 | CN201663682U Miniature sound generating device |
12/01/2010 | CN201663681U Cone paper and loudspeaker provided with same |
12/01/2010 | CN201663651U Transparent sounding-medium electric flat-panel loudspeaker |
12/01/2010 | CN201659828U Handiwork with electronic digital devices |
12/01/2010 | CN201659826U Artware |
12/01/2010 | CN201658787U Intelligent illumination and voice amplification body-building device based on movement power generation |
12/01/2010 | CN101902676A Dual-sound basin thin speaker |
12/01/2010 | CN101902675A Thin speaker capable of strengthening bass/mega bass sound effect |
11/30/2010 | US7844069 Microphone mounting system for acoustic stringed instruments |
11/25/2010 | WO2010135106A1 Loudspeaker inner suspension |
11/25/2010 | WO2010133841A1 Cone loudspeaker |
11/25/2010 | US20100296688 Speaker diaphragm, speaker using said diaphragm, and speaker diaphragm manufacturing method |
11/25/2010 | US20100296366 Methods and systems for seismic signal detection |
11/24/2010 | CN201657305U Microphone |
11/24/2010 | CN201657304U Microphone |
11/24/2010 | CN201657303U Tensile sound production device of resonance cavity body |
11/24/2010 | CN201657302U Moving coil type acoustic generator |
11/24/2010 | CN201657301U Explosion-proof driving loudspeaker |
11/24/2010 | CN201657300U Anti-explosion loudspeaker |
11/24/2010 | CN201657299U Horn module |
11/24/2010 | CN201657298U Novel vibration audio driver |
11/24/2010 | CN201657297U Loudspeaker |
11/24/2010 | CN201657296U Micro vocal device |
11/24/2010 | CN201657295U Micro acoustic generator |
11/24/2010 | CN201657294U Novel electric loudspeaker |
11/24/2010 | CN201657293U Micro moving coil acoustic generator |
11/24/2010 | CN201657292U Multi-media speaker with emergency illumination function |
11/24/2010 | CN201657291U Multifunctional mini speaker |
11/24/2010 | CN201657290U Ultrathin electric woofer |
11/24/2010 | CN201657289U Micro acoustic generator |
11/24/2010 | CN201657288U Loudspeaker |
11/24/2010 | CN201657287U Double magnetic steel and double voice coil electromagnetic loudspeaker |
11/24/2010 | CN201657286U Loudspeaker |
11/24/2010 | CN201657285U Miniature double-magnetic-steel and double-voice-coil electromagnetic loudspeaker |
11/24/2010 | CN201657284U Novel loudspeaker |
11/24/2010 | CN201657283U Minitype moving-coil acoustic generator |
11/24/2010 | CN201657282U Remote controllable broadcasting loudspeaker box |
11/24/2010 | CN201657281U Moving-coil-type electroacoustic transducer |
11/24/2010 | CN201657280U Conductive terminal of electroacoustic transducer |
11/24/2010 | CN201657279U Moving coil type electroacoustic converter |
11/24/2010 | CN201657277U Loudspeaker elastic wave of different hardness |
11/24/2010 | CN201657255U High-sensitivity monitoring device |
11/24/2010 | CN201657247U Combined device of wireless loudspeaker and microphone |
11/24/2010 | CN201657074U TDSCDMA wireless alarm telephone with high-power speaker |
11/24/2010 | CN201656076U Elastic terminal and miniature moving coil type electroacoustic coverter |
11/24/2010 | CN201655464U Annular magnet for sound horn |
11/24/2010 | CN201655049U Teaching aid |
11/24/2010 | CN101895806A Cartoon multimedia sound box |
11/18/2010 | WO2010131797A1 Multifunctional micro speaker |
11/18/2010 | WO2010131796A1 Multifunctional micro speaker |
11/18/2010 | WO2010131794A1 Method for manufacturing spiral coil, the spiral coil, and electro-magnetic acoustic transducer including the same |
11/18/2010 | WO2010131404A1 Speaker and portable electronic device |
11/18/2010 | DE102009021144A1 Lautsprechervorrichtung Speaker device |
11/17/2010 | CN201639768U Double-magnetic circuit cone loudspeaker |
11/17/2010 | CN201639767U Multifunctional miniature loudspeaker |
11/17/2010 | CN201639766U Glass sound box |
11/17/2010 | CN201639765U Suitcase type sound box |
11/17/2010 | CN201639764U Structure of loudspeaker |
11/17/2010 | CN201639763U Improved magnetic circuit structure of loudspeaker |
11/17/2010 | CN201639762U Leading wire layout structure of loudspeaker |
11/17/2010 | CN201639761U Minitype moving-coil electroacoustic transducer |
11/17/2010 | CN201639760U Miniature moving coil type electroacoustic transducer with hearing-aid voice coil |
11/17/2010 | CN201639759U Minitype moving-coil electroacoustic transducer |
11/17/2010 | CN201639758U Positioning tool for loudspeaker voice membrane positioning |
11/17/2010 | CN201639755U Sound playing system and sound amplifying device thereof |
11/17/2010 | CN201639745U Dual-purpose miniature sound box |
11/17/2010 | CN1875657B Sound generating transducer |
11/17/2010 | CN101888581A Multifunctional micro speaker |
11/16/2010 | US7835537 Loudspeaker including slotted waveguide for enhanced directivity and associated methods |
11/11/2010 | WO2010128714A1 Multifunctional micro-speaker |
11/11/2010 | WO2010128488A1 A device for sound reproduction with a mouldable support |
11/11/2010 | US20100284558 Earmuff and Headphone |
11/10/2010 | CN201629841U 律动发光喇叭 Rhythm luminous horn |
11/10/2010 | CN201629840U Structure of oscillation sounder |
11/10/2010 | CN201629839U Structural improvement of high-pitch loudspeaker |
11/10/2010 | CN201629838U Double folding ring electromagnetic loudspeaker |
11/10/2010 | CN201629837U Coaxial loudspeaker |
11/10/2010 | CN201629836U Mini moving-coil electroacoustic converter |
11/10/2010 | CN1662099B Electroacoustic transducer |
11/10/2010 | CN101884226A Acoustic transducer |
11/10/2010 | CN101883308A Multifunctional micro-speaker |
11/09/2010 | US7831058 Microphone positioning structure |