| Patents for G10K 9 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers (3,562) |
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| 08/25/2011 | DE102011004550A1 Gehäuste Vorrichtung mit einem akustischen Transducer und Verstärker Packaged device with an acoustic transducer and amplifier |
| 08/24/2011 | CN201946293U 车用警示音装置 Car warning tone device |
| 08/18/2011 | US20110198968 Array-type ultrasonic vibrator |
| 08/17/2011 | CN201936599U 一种音频娱乐装置 An audio entertainment device |
| 08/17/2011 | CN102158290A Underwater acoustic data transmission device |
| 08/17/2011 | CN102157145A Audible alarm device and fire alarm system including the same |
| 08/17/2011 | CN102157144A Double-piston radiative rare-earth flextensional transducer |
| 08/17/2011 | CN101722892B Automobile horn device |
| 08/10/2011 | CN201927337U 电子百灵鸟 Electronic lark |
| 08/09/2011 | US7995787 Sound emitting device |
| 08/03/2011 | CN201915226U 音乐喷淋头 Music sprinklers |
| 08/03/2011 | CN102142250A Device for generating sound source by using seawater buoyancy |
| 07/28/2011 | US20110182450 Piezoelectric micro-acoustic transducer and method of fabricating the same |
| 07/27/2011 | CN201910820U ZigBee PAN (personal area network) main coordinator with voice prompt and audible and visual alarm |
| 07/27/2011 | CN201910237U Anti-disassembly alarming horn |
| 07/27/2011 | CN201910236U Horn cover of vehicle door protective plate |
| 07/27/2011 | CN201910235U Urban rail vehicle air whistle |
| 07/27/2011 | CN201910234U Integrative type horn structure |
| 07/27/2011 | CN102136268A Bent piezoelectric-ceramic low-frequency underwater acoustic transducer |
| 07/26/2011 | US7986799 Device for actuating a membrane and a vehicle comprising a device for actuating a membrane |
| 07/21/2011 | US20110176392 Signal transmitter device comprising an electrical acoustic signal transmitter |
| 07/21/2011 | DE102010005654A1 Signalgebeeinrichtung mit einem elektrischen akustischen Signalgeber Signal generating device with an electric sounder |
| 07/20/2011 | EP2346026A2 Signalling device comprising an electrical acoustic signal generator |
| 07/20/2011 | EP2345481A1 Metering system and methods for aerosol delivery |
| 07/20/2011 | CN101637742B Ultrasonic pulp treatment tank |
| 07/19/2011 | US7980193 Pressure lock marine horn |
| 07/19/2011 | CA2728239A1 Signal transmitter device comprising an electrical acoustic signal transmitter |
| 07/14/2011 | US20110169375 Photostructured Acoustic Devices and Methods for Making Same |
| 07/13/2011 | EP2342709A2 An electronic horn for a vehicle |
| 07/12/2011 | CA2465023C Portable air horn apparatus |
| 07/06/2011 | CN201893112U Underwater vibration generator |
| 07/06/2011 | CN201888182U Audio regulating, controlling and supercharging device of rat dispeller |
| 06/29/2011 | CN201886755U Piezoelectric buzzer |
| 06/29/2011 | CN201886746U Energy collecting moisture-proof piano |
| 06/29/2011 | CN201886567U High-loudness high-power alarm whistle |
| 06/29/2011 | CN102113047A Ultrasonic sensor |
| 06/22/2011 | EP2335595A1 Capacitive ultrasonic transducer and endo cavity ultrasonic diagnosis system using the same |
| 06/22/2011 | CN201877116U Buzzer driving circuit of ecological house |
| 06/22/2011 | CN102103854A Energy converter transceiver circuit of ultrasonic aerovane |
| 06/22/2011 | CN101513634B Ultrasonic wave vibrating apparatus, ultrasonic wave therapeutic apparatus, ultrasonic wave cleaning device and underwater sound detector |
| 06/16/2011 | US20110140576 Ultrasonic transducer, ultrasonic transducer array and ultrasound endoscope apparatus |
| 06/15/2011 | CN102097093A Deepwater wideband spherical transducer |
| 06/08/2011 | CN102087851A Buzzer drive circuit of eco-house |
| 06/08/2011 | CN102087850A Intake sound generator |
| 06/02/2011 | US20110127885 Cleaving of substrates |
| 06/01/2011 | CN201854274U Radio frequency vibrator |
| 06/01/2011 | CN201853481U Motor vehicle electric horn with waterproof ventilation device |
| 06/01/2011 | CN201853480U Improved gasbag loudspeaker at driving side |
| 06/01/2011 | CN201852138U Lighter for blind persons |
| 06/01/2011 | CN201846931U Wireless-control sounding key ring |
| 05/25/2011 | CN201840245U Tea plate with sounding function |
| 05/25/2011 | CN102074229A Anti-dismantling alarm horn |
| 05/25/2011 | CN102074228A Pneumatic small-ball random vibration generator |
| 05/25/2011 | CN102069755A Voice simulator of automotive relay and simulation method thereof |
| 05/25/2011 | CN101594565B Integrated drive circuit for multifunctional electrical sound generation device |
| 05/19/2011 | US20110115338 Methods of Fabricating a Membrane With Improved Mechanical Integrity |
| 05/18/2011 | CN201838308U Piezoelectric type squealer |
| 05/18/2011 | CN101316741B Arrangement comprising a vehicle component and at least one electroacoustic transducer, especially an ultrasonic transducer |
| 05/12/2011 | WO2010072470A3 Ultrasonic transducer for use in a fluid medium |
| 05/12/2011 | US20110109199 Electromechanical transducer and method for manufacturing the same |
| 05/11/2011 | CN201829183U Pneumatic globule random vibration generator |
| 05/11/2011 | CN102054479A Portable vehicle decoding equipment |
| 05/11/2011 | CN102050055A Mining intrinsically safe car backing-up alarming device |
| 05/10/2011 | US7938078 Electropneumatic horn with air venting channels |
| 05/05/2011 | WO2011051042A1 Ultrasound transducer for using in a fluid medium |
| 05/05/2011 | WO2011051041A1 Ultrasound transducer for using in a fluid medium |
| 05/04/2011 | CN201821479U Air-permeable and water-permeable device of electric horn of motor vehicle |
| 05/04/2011 | CN201820440U Energy transducer of fish finder |
| 05/04/2011 | CN201820433U Blowing and pulling bird song flute |
| 05/04/2011 | CN102044119A High-volume large-power police whistle |
| 04/28/2011 | WO2011048957A1 Sound generating device for warning of approach of vehicle |
| 04/28/2011 | WO2009066184A3 High frequency piezocomposite and methods for manufacturing same |
| 04/27/2011 | CN201813448U 2.4G cordless alarm telephone with high-definition voice broadcasting function |
| 04/27/2011 | CN201812484U Portable manual piston type air horn |
| 04/27/2011 | CN102034468A Ultrasonic transducer |
| 04/27/2011 | CN102034467A Sound production device |
| 04/20/2011 | EP2312572A1 Ultrasound converter |
| 04/20/2011 | EP2311027A1 Ultrasonic sensor |
| 04/20/2011 | CN201804553U Flexible integrated ultrasonic transducer |
| 04/20/2011 | CN201804552U Underwater sound energy converter |
| 04/20/2011 | CN102024451A Piezoelectric buzzer and manufacture method thereof |
| 04/13/2011 | CN201794372U Multifunctional key |
| 04/07/2011 | DE202010017100U1 Drucklufthornpistole Air horn pistol |
| 04/06/2011 | EP2306448A2 A device for actuating a membrane and a vehicle comprising a device for actuating a membrane |
| 04/06/2011 | EP2306447A2 Ultrasonic Transducer |
| 04/06/2011 | CN201788672U Piezoelectric type squealer |
| 04/06/2011 | CN201788671U Overhead compound air horn |
| 03/31/2011 | WO2011035745A2 Electroacoustic transducer, in particular transmitting transducer |
| 03/31/2011 | WO2010006794A3 Sound generator |
| 03/30/2011 | CN101996625A Electric horn |
| 03/30/2011 | CN101436402B Crisscross gas resonance frequency generator |
| 03/24/2011 | US20110071396 Ultrasonic probe, method for manufacturing the same and ultrasonic diagnostic apparatus |
| 03/23/2011 | CN201774661U Driving safety voice prompt circuit |
| 03/23/2011 | CN201773574U Ultrasonic transducer |
| 03/22/2011 | US7908991 Air powered signaling system |
| 03/10/2011 | WO2011027688A1 Method for producing sounds for turn signal sounds for an automobile and sounder for turn signal sounds for an automobile |
| 03/10/2011 | WO2011027200A1 Siren |
| 03/09/2011 | EP2293287A1 Compact siren for automobile |
| 03/02/2011 | CN201754330U Buzzing module |
| 02/24/2011 | DE102004007247B4 Piezoelektrischer, elektroakustischer Wandler Piezoelectric, electro-acoustic transducer |