| Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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| 09/10/2008 | CN201114751Y Magnetic circuit structure for micro speaker |
| 09/10/2008 | CN201114750Y Miniature speaker box |
| 09/10/2008 | CN201114749Y Vibrator structure for micro electroacoustic part |
| 09/10/2008 | CN201114748Y Miniature speaker |
| 09/10/2008 | CN201114747Y Closed big voice coil speaker with resonator |
| 09/10/2008 | CN201114746Y Speaker |
| 09/10/2008 | CN201114745Y Big voice coil speaker with transparent vibration film |
| 09/10/2008 | CN201114744Y Onboard electronic horn |
| 09/10/2008 | CN201114743Y Vibration speaker |
| 09/10/2008 | CN201114742Y Resonance speaker |
| 09/10/2008 | CN201114741Y A ventilated motive loop microphone with damp adjustable material |
| 09/10/2008 | CN201114740Y Improved magnetic circuit device |
| 09/10/2008 | CN201114256Y Computer / mobile phone earpiece |
| 09/10/2008 | CN101262713A A plane speaker |
| 09/04/2008 | WO2008106436A1 Composite suspension system for electro-acoustic transducers |
| 09/04/2008 | US20080212823 Loudspeaker and Assembly of Loudspeakers |
| 09/04/2008 | US20080212821 Loudspeaker |
| 09/03/2008 | EP1964440A2 Improved linear array transducer and improved methods of manufacture |
| 09/03/2008 | CN101257733A Ultra low frequency transducer and loud speaker comprising same |
| 09/03/2008 | CN101257732A Electroacoustic transducer |
| 09/03/2008 | CN101257731A Speaker |
| 09/03/2008 | CN100417305C Electroacoustic communications unit |
| 09/02/2008 | US7421088 Multifunction transducer |
| 08/28/2008 | WO2008103723A1 Loudspeaker magnetic flux collection system |
| 08/28/2008 | WO2008103034A1 Loudspeaker |
| 08/28/2008 | US20080205689 Vibrating Element For An Electroacoustic Transducer |
| 08/28/2008 | US20080205688 Speaker |
| 08/28/2008 | US20080205687 Magnetic circuit for electrodynamic moving voice coil actuators |
| 08/28/2008 | DE112005000074B4 Lautsprecher Speaker |
| 08/28/2008 | DE102008010298A1 Lautsprechermembran und Lautsprecher mit dieser Membran Speaker diaphragm and speaker with this membrane |
| 08/28/2008 | CA2677890A1 Loudspeaker |
| 08/26/2008 | US7418109 Diaphragm structure of light sound converter |
| 08/26/2008 | US7418108 Transducer for tactile applications and apparatus incorporating transducers |
| 08/26/2008 | US7418107 Loudspeaker |
| 08/21/2008 | US20080199038 Display cover and case for a communication device |
| 08/21/2008 | US20080199023 Assembly, System and Method for Acoustic Transducers |
| 08/21/2008 | DE102007059719A1 Mikro-Lautsprecher und Verfahren für das Montieren eines Mikro-Lautsprechers Micro-speaker and method for mounting a micro-speaker |
| 08/20/2008 | EP1958216A2 Linear voice coil actuator as a bi-directional electromagnetic spring |
| 08/20/2008 | EP1797742B1 Loudspeaker with an acoustic member |
| 08/20/2008 | EP1474952B1 Moving-coil electrodynamic motor particularly for a loudspeaker, loudspeaker and corresponding pole piece |
| 08/20/2008 | CN101247677A Micro loudspeaker production method and device thereof |
| 08/20/2008 | CN101247673A Micro speaker and assembling method for micro speaker |
| 08/20/2008 | CN101246682A 乐音装置 Musical device |
| 08/19/2008 | US7415124 Low frequency surface array |
| 08/14/2008 | WO2008095341A1 A micro-speaker |
| 08/14/2008 | US20080192975 Headphone, Electronic Device, Cord Winding Device, and Cord Winding Method |
| 08/14/2008 | US20080192963 Condenser microphone |
| 08/13/2008 | EP1956866A1 Composite speaker and its manufacturing method |
| 08/13/2008 | CN101242680A Dual magnetic circuit electromagnetic microphone |
| 08/13/2008 | CN101239352A Vibration body |
| 08/12/2008 | US7412267 Mobile device with a combination attachment and acoustic port |
| 08/12/2008 | US7412071 Low-inductance electromagnetic drive without driving the magnetic flux circuit |
| 08/12/2008 | US7412066 Microphone |
| 08/12/2008 | US7412065 Acoustic transducer with folded diaphragm |
| 08/12/2008 | US7410029 Bass reflex type loudspeaker apparatus, loudspeaker box and image display apparatus |
| 08/07/2008 | WO2008093728A1 Multifunction oscillatory actuator |
| 08/07/2008 | WO2008093597A1 Electromagnetic actuator |
| 08/07/2008 | WO2008093238A2 Loudspeaker with ventilation shafts for air gap cooling |
| 08/07/2008 | WO2008048850A3 Miniature non-directional microphone |
| 08/07/2008 | DE102007005620A1 Dynamischer Schallwandler und Hörer Dynamic transducer and receiver |
| 08/06/2008 | CN101237717A Belt-type microphone component and belt-type microphone |
| 08/06/2008 | CN101237716A Speaker unit and speaker apparatus |
| 08/06/2008 | CN100409722C Loudspeaker |
| 08/05/2008 | US7409058 Display cover for a communication device |
| 08/05/2008 | US7408444 Sound-reproducing transducer |
| 07/31/2008 | DE102007003433A1 Diaphragm for sound-technical playback of complete audio band in e.g. high range loudspeaker, has material with high flexibility gradually changed into low flexibility, where diaphragm fulfills requirements to playback of entire audio band |
| 07/31/2008 | DE102007002920A1 Device for use in loudspeakers, has moving coils and diaphragm speed is determined with help of moving coil or together with attached additional coil |
| 07/30/2008 | EP1950998A1 Speaker unit and speaker apparatus |
| 07/30/2008 | EP1949753A1 Improvements to audio devices |
| 07/30/2008 | EP1044584B1 Mechanical acoustic crossover network and transducer therefor |
| 07/29/2008 | US7406002 Method and apparatus for the acquisition of seismic movements |
| 07/24/2008 | US20080175428 Loudspeaker actuator |
| 07/24/2008 | US20080172859 Method of attaching a diaphragm to a frame for a planar loudspeaker |
| 07/24/2008 | DE10346592B4 Schallerzeuger Sound generator |
| 07/24/2008 | DE102007003166A1 Lautsprecher, Lautsprechersystem sowie Verfahren zur Erzeugung von akustischen Schwingungen Speaker, speaker system and method for generating oscillations |
| 07/24/2008 | DE102007003165A1 Flächenlautsprecher sowie Verfahren zur Einstellung des Schwingverhaltens eines Schwingsystems Panel speakers and method for adjusting the oscillation behavior of a vibrating system |
| 07/23/2008 | EP1947906A1 Electric-acoustic converter and electronic device |
| 07/23/2008 | EP1946608A2 Inertial voice type coil actuator systems |
| 07/23/2008 | EP1946607A2 Electrodynamic transducer and use thereof in loudspeakers and geophones |
| 07/23/2008 | CN101227767A Minitype moving-coil type electro-acoustic conversing device |
| 07/23/2008 | CN101227766A Moving-coil type electro-acoustic conversing device |
| 07/23/2008 | CN101227765A Ultra-thin moving-coil type electro-acoustic conversing device |
| 07/22/2008 | US7403631 Electro-acoustic transducer |
| 07/22/2008 | US7402922 Acoustic wave generating apparatus and method |
| 07/17/2008 | WO2008085561A1 Broadside small array microphone beamforming unit |
| 07/17/2008 | WO2008084796A1 Electro-acoustic converter |
| 07/17/2008 | WO2008084641A1 Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker |
| 07/17/2008 | WO2008084546A1 Electro-acoustic converter |
| 07/17/2008 | US20080170744 Dual-coil, dual gap electromagnetic transducer with multiple channel amplifier |
| 07/16/2008 | EP1944999A1 Speaker, speaker device using the speaker, and electronic equipment and vehicle using the speaker |
| 07/16/2008 | EP1943876A1 Electrodynamic transducer including a dome with a ferrofluid suspension |
| 07/16/2008 | CN201087965Y Strap type sound film speaker |
| 07/16/2008 | CN201087948Y Infrared switching equipment of radio microphone |
| 07/16/2008 | CN101219425A Electromagnetic vibration device and manufacturing method thereof |
| 07/16/2008 | CN100403852C Static microphone |
| 07/16/2008 | CN100403627C Iron-alloy band material for voice-coil motor magnetic circuit |
| 07/15/2008 | US7400740 Core cap for loudspeaker |
| 07/10/2008 | WO2008081503A1 Diaphragm and speaker unit |
| 07/10/2008 | US20080165999 Integrated microphone assembly for personal media device |
| 07/09/2008 | EP1942701A1 Speaker |