| Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486) |
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| 06/06/2002 | US20020067841 Loudspeakers |
| 06/06/2002 | DE10045703A1 Acoustic reproducing apparatus for vehicle has magnetic circuit and suspension unit which are attached to frame |
| 06/05/2002 | EP1211911A2 Speaker, in particular used in a portable communication equipment |
| 06/05/2002 | CN1352516A Micro loudspeaker |
| 06/05/2002 | CN1352515A Monolithic integrated capacitor type silicon base micro microphone and its producing process |
| 06/04/2002 | US6400825 Microspeaker |
| 06/04/2002 | US6399870 Musical instruments incorporating loudspeakers |
| 05/30/2002 | US20020065113 Electron device |
| 05/30/2002 | US20020064295 Multifunction acoustic device |
| 05/30/2002 | US20020064294 Speaker apparatus and manufacturing method thereof |
| 05/30/2002 | US20020064293 Speaker |
| 05/30/2002 | US20020064290 Display systems |
| 05/29/2002 | EP1209945A2 Multifunction acoustic device |
| 05/29/2002 | DE10153358A1 Elektroakustischer Wandler vom Flach- bzw. Flächenantriebstyp Electro-acoustic transducer of flat or surface drive type |
| 05/29/2002 | DE10121663A1 Vibrationslautsprecher Vibration speaker |
| 05/28/2002 | US6394224 Structure of speaker |
| 05/23/2002 | WO2002041667A1 Method for manufacturing speaker |
| 05/23/2002 | US20020061117 Loud speaker, diaphragm and process for making the diaphragm |
| 05/23/2002 | US20020061116 Plane driving type electroacoustic transducer |
| 05/23/2002 | US20020061115 Vibration speaker |
| 05/22/2002 | EP1207719A2 Loudspeaker, diaphragm and making process for diaphragm |
| 05/22/2002 | EP1207716A2 Molded part for holding the driver of a flat diaphragm loudspeaker |
| 05/22/2002 | EP1206897A2 Flat panel speaker |
| 05/22/2002 | EP1027818B1 Method and system for controlling the propagation of magnetic fields by electrodynamic/-magnetic transducers, especially in telecommunications devices |
| 05/22/2002 | CN2492993Y Sound plate for loud speaker |
| 05/22/2002 | CN2492992Y Loud speaker producing flash effect with music |
| 05/22/2002 | CN2492982Y Earplug-type bone conduction receiver |
| 05/22/2002 | CN1085484C Damper for use in loudspeaker |
| 05/21/2002 | US6393132 Speaker |
| 05/21/2002 | US6390231 Loudspeaker with directed airflow cooling |
| 05/16/2002 | WO2002039781A2 Loudspeaker driver |
| 05/16/2002 | US20020057822 Planar magnetic acoustic transducer diaphragms with passive areas for modal control |
| 05/16/2002 | US20020057821 Speaker apparatus |
| 05/16/2002 | US20020057820 Speaker apparatus |
| 05/16/2002 | US20020057818 Speaker apparatus |
| 05/16/2002 | US20020057811 Apparatus using cooling spaces as speaker chambers |
| 05/15/2002 | EP1206162A2 Speaker apparatus |
| 05/15/2002 | EP1205088A2 Magnet assembly |
| 05/14/2002 | US6386315 Flat panel sound radiator and assembly system |
| 05/10/2002 | WO2002037894A2 Acoustic loudspeaker |
| 05/10/2002 | WO2002037644A2 Electromagnetic motor with flux stabilization ring, saturation tips, and radiator |
| 05/10/2002 | WO2002003746A3 A microphone assembly |
| 05/09/2002 | US20020054691 Microspeaker |
| 05/09/2002 | US20020054690 Loudspeaker driver |
| 05/09/2002 | US20020054688 Microspeaker |
| 05/08/2002 | EP1204297A2 Microspeaker |
| 05/08/2002 | EP1204296A2 Microspeaker |
| 05/08/2002 | CN2490780Y Easy cleaned loudspeaker soundboard |
| 05/08/2002 | CN2490779Y Imporved loudspeaker fixed base |
| 05/08/2002 | CN1348321A Combined loudspeaker with magnet system |
| 05/07/2002 | US6385328 Electro-acoustic micro-transducer having three-mode reproduction feature |
| 05/07/2002 | US6385327 Device having two coaxially disposed bodies which are movable relative to one another along a translation axis |
| 05/07/2002 | US6385324 Broadband loudspeaker |
| 05/02/2002 | WO2001097561A3 Loudspeaker |
| 05/02/2002 | WO2001041496A3 Vibration actuator having an elastic member between a suspension plate and a magnetic circuit device |
| 05/02/2002 | WO2001031975A3 Ultra low frequency transducer and loud speaker comprising same |
| 05/02/2002 | US20020051557 Multiple-function convertor for converting electric signals to vibration of elements of a portable electronic instrument |
| 05/02/2002 | US20020051556 Loudspeaker coil suspension system |
| 05/02/2002 | EP1202606A2 Speaker apparatus |
| 05/02/2002 | EP1145592A3 Vibration actuator having an elastic member between a suspension plate and a magnetic circuit device |
| 05/01/2002 | CN2489534Y Decorative flat-plate shaped loudseaker |
| 05/01/2002 | CN1347628A Moving coil driver |
| 04/25/2002 | WO2002034007A1 Equalizable electro-acoustic device used in commercial panels and method for converting said panels |
| 04/25/2002 | WO2002034005A2 Electroacoustic transducer having spring contacts |
| 04/25/2002 | WO2001054450A3 Transducer in particularly for use in acoustic devices |
| 04/25/2002 | US20020048386 High definition transducer |
| 04/25/2002 | US20020046900 Speaker diaphragm |
| 04/24/2002 | CN2488247Y Voice coil frame with shield ring |
| 04/24/2002 | CN2488245Y Music centre loudspeaker |
| 04/24/2002 | CN2488230Y Voice coil frame with shoulder ring |
| 04/24/2002 | CN1346230A Sound-electricity transducer |
| 04/23/2002 | US6377145 Vibration actuator having magnetic circuit elastically supported by a spiral damper with increased compliance |
| 04/18/2002 | WO2002032187A1 Speaker device, and method and device for producing the same |
| 04/18/2002 | WO2001076320A3 Acoustic transducer for broad-band loudspeakers or headphones |
| 04/18/2002 | US20020044671 Loudspeaker |
| 04/18/2002 | US20020043424 Damper for speaker and method of producing the same |
| 04/17/2002 | CN2487187Y Reflective earphone |
| 04/17/2002 | CN1345508A Vertical buzzer/earphone to reduce humming sounds |
| 04/17/2002 | CN1345169A Multi-functional sound device |
| 04/16/2002 | US6373959 Electroacoustic transducer |
| 04/16/2002 | US6373957 Loudspeaker structure |
| 04/16/2002 | US6373362 Signal converter |
| 04/16/2002 | US6371241 Speaker device |
| 04/10/2002 | CN2485909Y CD vibrater |
| 04/10/2002 | CN1344124A Multifunctional acoustics device |
| 04/09/2002 | US6370257 Apparatus including an electroacoustic transducer having terminal contacts which extend in the direction of the transducer axis and including a printed circuit board having mating contacts |
| 04/04/2002 | US20020039431 Dual magnetic field speaker |
| 04/04/2002 | US20020039430 Electricity-to-sound transducer |
| 04/04/2002 | US20020039429 Sound quality improving mechanism for loudspeaker |
| 04/03/2002 | EP1194003A2 Electricity to sound transducer |
| 04/03/2002 | EP1194001A1 Flat acoustic transducer |
| 04/03/2002 | EP1193999A1 Loudspeaker |
| 04/03/2002 | CN1343437A 扩音器 Megaphone |
| 04/03/2002 | CN1343083A Structure of loudspeaker and its making method |
| 03/28/2002 | WO2002025992A2 Loudspeaker driver |
| 03/28/2002 | WO2001076316A3 Deformable loudspeaker |
| 03/28/2002 | DE10045201A1 Akustische Wiedergabeeinrichtung Acoustic reproducing device |
| 03/27/2002 | EP1191809A2 Multifunction acoustic device |
| 03/27/2002 | CN2483926Y Loudspeaker components |
| 03/27/2002 | CN2483925Y Whole-tone loudspeaker |