| Patents for H04R 1 - Details of transducers (42,173) | |
|---|---|
| 09/2008 | |
| 09/24/2008 | CN201123105Y Radio microphone |
| 09/24/2008 | CN201123104Y Photo frame multimedia sound equipment |
| 09/24/2008 | CN201123103Y Suction disc type sound energy converter |
| 09/24/2008 | CN201123102Y Loudspeaker box |
| 09/24/2008 | CN201123101Y Plastic loudspeaker box cover connecting mechanism |
| 09/24/2008 | CN201123100Y Loudspeaker box for vessel |
| 09/24/2008 | CN201123099Y Loudspeaker box, bracket-rotatable connecting seat |
| 09/24/2008 | CN201123098Y Folding type loudspeaker box combination |
| 09/24/2008 | CN201123097Y USB sound card mini-loudspeaker box |
| 09/24/2008 | CN201123096Y Anion health-care loudspeaker box |
| 09/24/2008 | CN201123008Y Mobile phone equipped with portable earphone device |
| 09/24/2008 | CN201122254Y Portable equipment with embedded microphone |
| 09/24/2008 | CN101273660A Flat panel display module having speaker function |
| 09/24/2008 | CN101272634A Loudspeaker system |
| 09/24/2008 | CN101272154A Anti-noise wireless communication ear shield device |
| 09/24/2008 | CN101271682A Sound amplifier with speaker |
| 09/18/2008 | WO2008113053A1 Headset having wirelessly linked earpieces |
| 09/18/2008 | WO2008112444A1 Earbud adapter with enhanced frequency response |
| 09/18/2008 | WO2008110772A1 Portable recording device and method |
| 09/18/2008 | WO2008110199A1 Loudspeaker apparatus for radiating acoustic waves in a hemisphere |
| 09/18/2008 | WO2008023116A3 Headband-type communication device, to be placed on the head of a user |
| 09/18/2008 | US20080226116 Diaphragm and Loudspeaker Using Same |
| 09/18/2008 | US20080226115 Moving armature receiver |
| 09/18/2008 | US20080226113 In-Ear Headset and In-Ear Earphone |
| 09/18/2008 | US20080226110 Microphone shield system |
| 09/18/2008 | US20080226109 Acoustic vibration reproducing apparatus |
| 09/18/2008 | US20080226096 Movable speaker covering |
| 09/18/2008 | US20080226091 Plug, sound inputting and outputting apparatus, and noise cancel system |
| 09/18/2008 | US20080226090 Oscillation/Echo Canceller System |
| 09/18/2008 | US20080225513 Lighted or sound tip for mobility devices and method of using |
| 09/18/2008 | US20080225510 Speaker assembly |
| 09/18/2008 | DE202008009370U1 Tragbare zusammenbaubare Lautsprecherboxen Portable assemble, speakers |
| 09/17/2008 | EP1971187A2 Array speaker apparatus |
| 09/17/2008 | EP1971183A1 Teleconference device and sound emission/collection device |
| 09/17/2008 | EP1971182A1 Speaker array apparatus and signal processing method therefor |
| 09/17/2008 | EP1971181A2 Headphone |
| 09/17/2008 | EP1971180A1 Electronic device with earpiece |
| 09/17/2008 | EP1971179A1 Earphone-equipped antenna and earphone |
| 09/17/2008 | EP1969900A2 Audio speaker having a tweeter capable of continuous rotation |
| 09/17/2008 | EP1969899A1 Inertial voice type coil actuator |
| 09/17/2008 | EP1969898A2 Portable speaker device and portable audio device player |
| 09/17/2008 | EP1969897A2 Headphones with detachable headband |
| 09/17/2008 | EP1969896A1 Headphones |
| 09/17/2008 | EP1969335A1 System and method for separation of a user's voice from ambient sound |
| 09/17/2008 | EP1969322A1 A mechanically filtered hydrophone |
| 09/17/2008 | CN201118960Y Head-worn earphone structure with a hidden microphone |
| 09/17/2008 | CN201118953Y Novel ultra-high frequency speaker |
| 09/17/2008 | CN201118952Y An onboard speaker |
| 09/17/2008 | CN201118951Y Vibrator structure for micro electric sound part |
| 09/17/2008 | CN201118950Y A charging sound box with rubdown action and strong convulsion voice effect |
| 09/17/2008 | CN201118949Y Line coiling box device with music playing function |
| 09/17/2008 | CN201118948Y An earphone for connecting another earphone |
| 09/17/2008 | CN201118947Y Earphone rack |
| 09/17/2008 | CN201118946Y Anti-radiation earphone |
| 09/17/2008 | CN201118945Y Line taking/laying earphone line box |
| 09/17/2008 | CN201118944Y Earphone line fixing rack |
| 09/17/2008 | CN201118943Y 一种耳塞 One kind of earplug |
| 09/17/2008 | CN201118942Y 耳机 Headphone |
| 09/17/2008 | CN201118941Y Earphone forward board |
| 09/17/2008 | CN201118940Y A portable receiving earphone with a line box |
| 09/17/2008 | CN201118939Y 一种防水耳机 A waterproof headphones |
| 09/17/2008 | CN201118938Y Cover hung earphone |
| 09/17/2008 | CN201118937Y A novel earphone |
| 09/17/2008 | CN201118936Y A folding earphone |
| 09/17/2008 | CN201118935Y A line coiling earphone |
| 09/17/2008 | CN201118934Y An earphone easy to collect and wind |
| 09/17/2008 | CN201118933Y An earphone easy to collect and wind |
| 09/17/2008 | CN201118932Y Folding wireless earphone |
| 09/17/2008 | CN201118931Y Earphone without four earplugs |
| 09/17/2008 | CN201118930Y Multi-function extension earphone |
| 09/17/2008 | CN201118929Y Bluetooth earphone with solar power supply function |
| 09/17/2008 | CN201118928Y Earphone line box easy to extend |
| 09/17/2008 | CN201118927Y Microphone connector |
| 09/17/2008 | CN201118926Y Demountable microphone |
| 09/17/2008 | CN201118925Y A microphone four sound control Kara OK song name |
| 09/17/2008 | CN201118924Y Ear-hung microphone |
| 09/17/2008 | CN201118923Y Microphone head |
| 09/17/2008 | CN201118922Y Ear-hung microphone |
| 09/17/2008 | CN201118921Y Ear-hung microphone |
| 09/17/2008 | CN201118920Y A microphone handle battery box structure |
| 09/17/2008 | CN201118919Y Automatic voltage measuring microphone |
| 09/17/2008 | CN201118918Y A vibration-proof wireless transmitter |
| 09/17/2008 | CN201118917Y Noise-reduction microphone |
| 09/17/2008 | CN201118916Y 风扇麦克风 Fan Microphone |
| 09/17/2008 | CN201118915Y 传声器 Microphone |
| 09/17/2008 | CN201118914Y A novel display audio base |
| 09/17/2008 | CN201118913Y Shockproof speaker |
| 09/17/2008 | CN201118912Y An electronic player supporting rack with power amplifier |
| 09/17/2008 | CN201118911Y Sound box device fit with sunshade/sail |
| 09/17/2008 | CN201118910Y A portable charging luminescent horn |
| 09/17/2008 | CN201118909Y A multimedia player structure with speaker |
| 09/17/2008 | CN201118908Y Voice coil motor and its spring slice |
| 09/17/2008 | CN201118907Y Waterproof device for an electric horn |
| 09/17/2008 | CN201118906Y Small portable T sound box |
| 09/17/2008 | CN201118905Y Novel horn welded with ground screw |
| 09/17/2008 | CN201118904Y Speaker luminescent out cover |
| 09/17/2008 | CN201118903Y Audio transmission system based on 8-core non shielding network cable |
| 09/17/2008 | CN201118902Y Projection type luminescent sound box |
| 09/17/2008 | CN201118901Y Luminescent sound box with flash bar |
| 09/17/2008 | CN201118900Y A vibrating rubdown sound box placed on floor |