| Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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| 04/27/2005 | CN2696253Y Improved structure of loudspeaker |
| 04/27/2005 | CN1199519C Loudspeaker |
| 04/27/2005 | CN1199361C Wireless microphone |
| 04/21/2005 | WO2005036923A1 Diaphragm for loud speaker and loud speaker employing it |
| 04/21/2005 | US20050084130 Voice coil insertion jig, speaker producing method using the jig, and speaker produced by using the jig |
| 04/21/2005 | US20050084121 Microphone |
| 04/21/2005 | DE202005001826U1 M/S 4 Plus microphone chassis for quad M/S microphone arrangement plus center support microphone has 5 rectangular iron parts fixed between 2 round metal plates using welded posts at fixed angles to each other |
| 04/21/2005 | DE102004001215B3 Removable frame for exciter of flat membrane loudspeaker has inner ring holding membrane and fitting in outer ring with set of spring clips |
| 04/20/2005 | EP1524880A2 Speaker and method of manufacturing the same |
| 04/20/2005 | CN2694685Y Elastic wave sheets for loudspeaker |
| 04/20/2005 | CN1607863A Speaker and method of manufacturing the same |
| 04/20/2005 | CN1198481C Method for manufacturing speaker |
| 04/20/2005 | CN1198480C Acoustic device |
| 04/14/2005 | WO2005034573A1 Speaker module and appratus using this |
| 04/14/2005 | WO2005034341A1 Power amplifier and method for split voice coil transducer or speaker |
| 04/14/2005 | US20050079832 Transducer design for rugged portable communications products |
| 04/14/2005 | US20050078849 Speaker and method of manufacturing the same |
| 04/14/2005 | US20050078848 Power amplifier and method for split voice coil transducer or speaker |
| 04/14/2005 | CA2541767A1 Power amplifier and method for split voice coil transducer or speaker |
| 04/13/2005 | EP1523217A1 Electroacoustic transducer |
| 04/13/2005 | CN1197433C Multifunction sound apparatus |
| 04/12/2005 | US6879700 Speaker and its production method of the same |
| 04/07/2005 | US20050075091 Receiver with frequency response improvement |
| 04/07/2005 | US20050074134 Actuator assembly |
| 04/06/2005 | CN1604671A Speaker with discharge opening for horizontal output of voice |
| 04/05/2005 | US6876752 Loudspeakers systems and components thereof |
| 04/05/2005 | US6876743 One-piece speaker assembly |
| 03/31/2005 | US20050069165 Speaker assembly having vibrating element and magnetic loops |
| 03/31/2005 | US20050068851 Method and apparatus for the acquisition of seismic movements |
| 03/30/2005 | EP1519621A1 Loudspeaker |
| 03/30/2005 | EP1519205A2 Method and device for registering seismic movements |
| 03/30/2005 | CN1602648A Loudspeakers |
| 03/29/2005 | US6873234 Electromagnetic actuator mounting structure |
| 03/29/2005 | US6871724 Electroacoustic transducer frame and method of making the same |
| 03/24/2005 | WO2005027570A1 High efficiency audio transducer |
| 03/24/2005 | WO2004093488A3 Directional speakers |
| 03/24/2005 | US20050065624 Method and system for managing rights for digital music |
| 03/24/2005 | US20050063561 Dual microphone assembly for mask |
| 03/23/2005 | CN1599511A Magnesium diaphragm, method of manufacturing the same, and speaker apparatus |
| 03/23/2005 | CN1194520C Loudspeaker for electronic instrument |
| 03/22/2005 | US6870941 Dipole radiating dynamic speaker |
| 03/17/2005 | US20050058314 Surround sound positioning tower system and method |
| 03/16/2005 | EP1515584A1 Loudspeaker and corresponding loudspeaker enclosure |
| 03/16/2005 | EP1515583A1 Speaker |
| 03/16/2005 | EP1515580A1 Bone conductive speaker |
| 03/16/2005 | CN2686266Y 喇叭 Speaker |
| 03/16/2005 | CN2686262Y External sound pickup equipment for vehicle |
| 03/16/2005 | CN1596034A Method for manufacturing bidirectional loudspeaker and bidirectional loudspeaker manufactured thereby |
| 03/16/2005 | CN1193341C Electromagnetic sounder |
| 03/15/2005 | US6868167 Audio speaker and method for assembling an audio speaker |
| 03/15/2005 | US6868165 Loudspeaker |
| 03/15/2005 | US6867374 Ceramic insulation coated electric wire self-fusing ceramic insulation coated electric wire coating composition and coil and voices coil for speaker |
| 03/10/2005 | WO2005022950A1 Speaker device |
| 03/10/2005 | US20050051380 Speaker diaphragm and speaker using the diaphram |
| 03/09/2005 | EP1513369A2 Speaker diaphragm and speaker using the diaphragm |
| 03/09/2005 | CN2684503Y 一种弹波 One kind of elastic wave |
| 03/09/2005 | CN1592495A Speakers |
| 03/09/2005 | CN1592494A Speaker diaphragm and speaker using the diaphram |
| 03/09/2005 | CN1591565A Method for manufacturing a dynamic speaker |
| 03/08/2005 | US6865282 Loudspeaker suspension for achieving very long excursion |
| 03/08/2005 | US6865281 Liquid cooled speaker |
| 03/08/2005 | US6863152 Low profile audio speaker |
| 03/03/2005 | WO2005020630A1 Loudspeaker having a composite diaphragm structure |
| 03/03/2005 | WO2005020629A1 Microphone |
| 03/03/2005 | WO2005020623A2 Sound-reproducing transducer |
| 03/03/2005 | WO2004065158A3 Condensed speaker system |
| 03/03/2005 | US20050047625 Speakers |
| 03/03/2005 | US20050047622 Subwoofer with cascaded linear array of drivers |
| 03/03/2005 | US20050047621 Multifunction transducer and method of driving |
| 03/03/2005 | US20050047617 Flat panel monitor frame with integral speakers |
| 03/03/2005 | DE202004018185U1 Foil or film for a jet high tone loud speaker having a membrane film and operating using the air motion principle and with aluminium conductive tracks on both sides of the film |
| 03/03/2005 | DE10156816B4 Mehrfachfunktions-Signalgeber Multi-function signal generator |
| 03/03/2005 | CA2533290A1 Sound-reproducing transducer |
| 03/02/2005 | EP1511356A1 Speaker |
| 03/02/2005 | EP1511355A1 Method for producing repulsion magnetic circuit and its production system |
| 03/02/2005 | EP1511354A2 Magnesium diaphragm, method of manufacturing the same, and speaker apparatus |
| 03/02/2005 | EP1509338A1 Acoustic-signal emitting device for vehicles |
| 03/02/2005 | CN2682766Y Bass loudspeaker with self-compensation of gravity |
| 03/02/2005 | CN1589065A System capable of eliminating heat effect of speaker |
| 03/01/2005 | US6862361 Audio speaker |
| 02/24/2005 | WO2005018278A1 Flash lighting speaker |
| 02/24/2005 | WO2004114717A3 Improvements to loudspeaker driver assemblies |
| 02/24/2005 | US20050041831 Electromagnetic transducer motor structure with radial thermal extraction paths |
| 02/24/2005 | US20050041830 Loudspeaker |
| 02/24/2005 | US20050041829 Speaker and method of installing the same |
| 02/24/2005 | US20050041828 Magnesium diaphragm, method of manufacturing the same, and speaker apparatus |
| 02/24/2005 | DE202004014927U1 Thin type loudspeaker has vibration membrane peripherally connected to chamber periphery, central damper of ribbed cross-section with central part fixed to electromagnet set, oscillation coil joined to damper periphery |
| 02/24/2005 | DE102004036357A1 Verfahren zur Herstellung eines dynamischen Lautsprechers A method for producing a dynamic speaker |
| 02/23/2005 | EP1509061A2 Speaker and method of installing the same |
| 02/23/2005 | CN2681514Y Hi-Fi loudspeaker |
| 02/23/2005 | CN2681513Y 扬声器音圈 Speaker voice coil |
| 02/23/2005 | CN2681512Y Die for assembling loudspeaker dangling edge body and vibrating plate |
| 02/23/2005 | CN2681511Y Combination fixture for loudspeaker dangling edge body and vibrating plate |
| 02/23/2005 | CN1585565A Loudspeaker |
| 02/23/2005 | CN1585561A Speaker and method of installing the same |
| 02/23/2005 | CN1190995C Signal excitation type electric loudspealcer system |
| 02/23/2005 | CN1190984C Multifunctional audio device |
| 02/22/2005 | US6859544 Magnetic circuit for speaker, method of manufacture thereof, and speaker using same |
| 02/17/2005 | WO2005015949A1 Shallow loudspeaker |
| 02/17/2005 | US20050036648 Acoustic transducer with folded diaphragm |