| 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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| 03/12/2008 | CN201035978Y Explosion-proof loudspeaker |
| 03/12/2008 | CN201035977Y Handhold electronic module type electronic whistler for judgement |
| 03/12/2008 | CN201035976Y Trolley type locomotive loudspeaker for mine |
| 03/12/2008 | CN201035975Y Novel engine bagpipe |
| 03/06/2008 | WO2008025608A2 Holding apparatus for an ultrasound transducer |
| 02/28/2008 | WO2008024779A2 Wind instrument with compliant actuator structures |
| 02/28/2008 | US20080048843 Vehicle Horn |
| 02/14/2008 | US20080037818 Sound emitting device |
| 02/14/2008 | US20080034887 Device For Determining And/Or Monitoring The Volume Flow Rate And/Or Mass Flow Rate Of A Medium To Be Measured |
| 02/13/2008 | CN101123087A A self-adapted intelligent electronic horn |
| 02/13/2008 | CN101121165A Piezoelectric ultrasonic transducer |
| 02/07/2008 | WO2007144065A3 Ultrasound sensor, in particular, a motor vehicle ultrasound sensor |
| 02/06/2008 | CN201017633Y Buzzer with chord sounding |
| 01/31/2008 | DE19853506B4 Akustischer Signalgeber Acoustic signal generator |
| 01/31/2008 | DE102006058736B3 Waterproof loudspeaker has housing and sound-delivering diaphragm, where sound-delivering diaphragm is bending-resistant diaphragm connected with exciter |
| 01/24/2008 | WO2008011577A2 Ultrasonic transducer for a metallic cavity implanted medical device |
| 01/16/2008 | CN201007909Y Electric loudspeaker for vehicle |
| 01/10/2008 | DE202007015201U1 Hochton- und Ultraschalllautsprecher mit kugelförmiger Abstrahlcharakteristik Treble and ultrasonic speaker with a spherical radiation pattern |
| 01/09/2008 | EP1675099B1 Horn |
| 01/09/2008 | CN100361196C Electropneumatic horn |
| 01/02/2008 | CN101099410A Piezoelectric sounding body |
| 01/02/2008 | CN101097714A Self-adaptive sounding method and apparatus for electric sounding device |
| 12/26/2007 | CN101093667A Dish type transmitting transducer |
| 12/26/2007 | CN100358394C Piezoelectric electroacoustic converter and its mfg. method |
| 12/21/2007 | WO2007144065A2 Ultrasound sensor, in particular, a motor vehicle ultrasound sensor |
| 12/21/2007 | WO2007144063A2 Ultrasound sensor with membrane |
| 12/21/2007 | WO2007144047A1 Ultrasound sensor |
| 12/19/2007 | CN200993875Y Automobile surrounding sound electronic loudspeaker |
| 12/19/2007 | CN100356817C Piezoelectric electroacoustic transducer |
| 12/19/2007 | CN100356799C System and method for improving sound quality of multifunctional equipment of mobile communication terminal |
| 12/19/2007 | CN100356444C Electric-mechanical-acoustic transducer and method for mfg. same |
| 12/12/2007 | CN200990203Y Efficient adaptive vehicle electronic horn |
| 12/12/2007 | CN100354925C Non-cylindrical acoustic wave device |
| 12/11/2007 | US7305984 Metering system and method for aerosol delivery |
| 12/05/2007 | EP1862226A2 Power supply mechanism and vibrating actuator with such a power supply mechanism |
| 12/05/2007 | CN200986809Y Buzzer of multidirectional connection mode |
| 12/05/2007 | CN200984456Y Balloon phonating device |
| 11/29/2007 | US20070274370 Electronic thermometer |
| 11/29/2007 | DE10340367B4 Verfahren und Vorrichtung zur Verbesserung des Schalldruckpegels eines Schallgebers Method and device for improving the sound pressure level of a sound generator |
| 11/28/2007 | CN101079258A Self-supplied air source type soprano bass combined air horn |
| 11/28/2007 | CN101079173A Portable anti-crime buzzer |
| 11/21/2007 | EP1857798A1 Electronic thermometer |
| 11/21/2007 | CN100349659C Plug-in type liquid atomizer |
| 11/15/2007 | DE102007021616A1 Ultraschallsensor Ultrasonic sensor |
| 11/14/2007 | EP1855093A1 Method for adjusting the resonance frequency of an oscillation section for a sensor |
| 11/14/2007 | CN200976263Y Protection electromagnetic alarm |
| 11/14/2007 | CN200976262Y Electromagnetic alarm |
| 10/31/2007 | CN200969214Y Electronic horn for motor vehicle |
| 10/31/2007 | CN200969213Y Self-adapting intelligent electronic loudspeaker |
| 10/25/2007 | WO2003088205A3 A device for actuating a membrane and a vehicle comprising a device for actuating a membrane. |
| 10/18/2007 | WO2007054888A3 Device for and method of generating a vibration source-driving-signal |
| 10/18/2007 | WO2005030306A3 Metering system and methods for aerosol delivery |
| 10/17/2007 | CN200962311Y A clarion |
| 10/11/2007 | WO2007113011A1 Vibration sensor having a diaphragm which can be caused to oscillate |
| 10/03/2007 | CN200956251Y Locomotive bass electric horn device |
| 09/27/2007 | WO2007108687A1 Method for manufacturing a transmitter/receiver and apparatus obtained by means of such a method |
| 09/26/2007 | CN200953237Y Multifunction antitheft horn |
| 09/20/2007 | WO2007104594A1 Ultrasonic sensor |
| 09/20/2007 | DE202006007828U1 Fantrompete und/oder Druckluftfanfare Fantrompete and / or Druckluftfanfare |
| 09/19/2007 | CN101038740A Ultra-low frequency underwater acoustic transducer |
| 09/13/2007 | WO2007102305A1 Piezoelectric actuator and electronic device |
| 09/13/2007 | WO2007101373A1 A multipurpose bugle for cheering |
| 09/12/2007 | CN200947345Y Breathable waterproof device for vehicles electric horn |
| 09/06/2007 | US20070206819 Device for actuating a membrane and a vehicle comprising a device for actuating a membrane |
| 09/05/2007 | CN200944305Y Railway locomotive automatic horn |
| 09/05/2007 | CN200944304Y Air horn for ambulance |
| 08/30/2007 | WO2007097077A1 Piezoelectric sounding body |
| 08/30/2007 | US20070199425 Horn |
| 08/29/2007 | CN200941301Y Hand controlled electronic whistle |
| 08/29/2007 | CN200941300Y Anti-explosion electronic horn for mine |
| 08/29/2007 | CN101027937A Piezoelectric sound producing unit |
| 08/29/2007 | CN100334920C Driving circuit, electromechanic acoustic transducer and portable terminal device |
| 08/23/2007 | US20070194633 Multifunction-Type Vibration Actuator And Mobile Terminal Device |
| 08/22/2007 | CN1332827C Metter apparatus for vehicles |
| 08/15/2007 | CN2935369Y Multifunctional electroacoustic whistle |
| 08/15/2007 | CN2933966Y Vehicle steering buzzer circuit |
| 08/01/2007 | CN2929903Y Electric horn base of motor vehicle |
| 08/01/2007 | CN2928997Y Music box capable of generating negative ion and water flow sound in toilet |
| 07/25/2007 | CN2927245Y Buzzer circuit |
| 07/17/2007 | CA2431315C Flare wave-guide projector |
| 07/12/2007 | WO2007076666A1 An adaptive intelligent electronic horn |
| 07/11/2007 | CN2922039Y Bar for shouting to promote people to make a great effect |
| 07/11/2007 | CN1996462A Self-adapted high-efficient phonation method and device of electro phonation device |
| 06/27/2007 | CN2916846Y Electric whistle |
| 06/26/2007 | US7236602 Device for actuating a membrane and a vehicle comprising a device for actuating a membrane |
| 06/20/2007 | CN2914251Y 宽频带汽车喇叭 Wideband car horn |
| 06/13/2007 | EP1796076A1 Method for manufacturing an ultrasonic sensor |
| 06/13/2007 | CN2911875Y Light controlled contactless autocar horn |
| 06/07/2007 | WO2007028704A3 Ultrasonic vibration transducer comprising a piezoelectric element that is mounted on a membrane surface |
| 06/06/2007 | CN1977307A Membrane well for an ultrasonic transducer |
| 06/05/2007 | CA2357605C Axial drive resonant pipe projector |
| 05/30/2007 | CN2906818Y Ultra-low frequency underwater sound transducer made of a shell using bent beam structure |
| 05/25/2007 | CA2527912A1 Heated air horn |
| 05/16/2007 | CN2901492Y Adjustable automobile horn of sound signal strength |
| 05/10/2007 | WO2007051376A1 A portable manual air horn |
| 05/10/2007 | US20070103276 Sound production controller |
| 05/09/2007 | EP1783715A2 Piezoelectric alarm generator |
| 05/09/2007 | CN2899032Y Spherical loundspeaker for game |
| 05/02/2007 | CN2896436Y Steam-horn sounding-chamber with screw thread |
| 05/01/2007 | US7210213 Method for manufacturing a dynamic speaker |