| 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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| 01/22/2009 | WO2009009974A1 An electronic trumpet with an analog electrical connection and a fabricating method for the asme |
| 01/21/2009 | CN201185026Y Acousto-optic alarm structure |
| 01/21/2009 | CN101350194A Vehicle klaxon |
| 01/20/2009 | CA2144169C Disposable sensing device with cutaneous conformance |
| 12/24/2008 | CN201170948Y Improved light-operated contactless horn of vehicle |
| 12/24/2008 | CN201170947Y Piezoelectric ceramics voice alarm for fire-fighting terminal |
| 12/17/2008 | EP2003639A2 Ultrasonic sensor having a piezoelectric element |
| 12/17/2008 | EP2003430A2 Method of manufacturing an ultrasonic sensor |
| 12/17/2008 | EP2002224A1 Vibration sensor having a diaphragm which can be caused to oscillate |
| 12/17/2008 | CN201166971Y Lightness type electro-magnetism buzzer |
| 12/11/2008 | WO2008150543A2 Sounder assembly for a personal alert safety system |
| 12/10/2008 | CN201163527Y Compound sound wave generating apparatus |
| 12/10/2008 | CN201163526Y Luminous loudspeaker |
| 12/09/2008 | CA2459582C Method and apparatus for adjusting audible and visual outputs of a mounted alarm device |
| 12/04/2008 | WO2008147325A1 Piezoelectric transducer device |
| 12/04/2008 | US20080295826 Metering System and Method for Aerosol Delivery |
| 12/03/2008 | EP1997100A1 Ultrasonic sensor |
| 12/03/2008 | CN101316741A Arrangement comprising a vehicle component and at least one electroacoustic transducer, especially an ultrasonic transducer |
| 12/03/2008 | CN100438991C Array of membrane ultrasound transducers |
| 11/26/2008 | CN100437749C Sound producing apparatus such as telephone |
| 11/18/2008 | US7453772 Flexural cylinder projector |
| 11/13/2008 | WO2008093011A3 Method for adjusting the dimensions of an air gap defined between the fixed core and the mobile core of an electromagnet for an electromechanical horn |
| 11/13/2008 | US20080277196 Engine and technique for generating an acoustic signal |
| 11/13/2008 | US20080277195 Engine and technique for generating an acoustic signal |
| 11/12/2008 | CN201149768Y Electronic loudspeaker for new-style automobile |
| 11/12/2008 | CN201146738Y Sound tablet for training pet |
| 11/12/2008 | CN101305641A Device for and method of generating a vibration source-driving-signal |
| 11/06/2008 | WO2008027866A3 Acoustic transducer |
| 11/05/2008 | EP1988741A1 Piezoelectric sounding body |
| 11/05/2008 | EP1988631A1 Method and circuit of the electronic horn driving signal frequency adjusted by capacitance |
| 11/05/2008 | CN201146030Y Bicycle electric bell |
| 11/05/2008 | CN201146029Y Oxygen alarm signal apparatus for airplane |
| 10/30/2008 | WO2008130462A1 Electroacoustic transducer |
| 10/30/2008 | WO2008128315A1 Digital audio horn |
| 10/30/2008 | CA2682071A1 Digital audio horn |
| 10/29/2008 | EP1986465A1 Ultrasonic sensor |
| 10/29/2008 | CN201142213Y Phase lock loop |
| 10/23/2008 | WO2008060342A3 Generation of multipolar electromagnetic energy |
| 10/23/2008 | US20080258883 Horn device |
| 10/22/2008 | CN201135090Y Magnetic vibration mosquito repelling device |
| 10/15/2008 | EP0993344B2 Ultrasonic transducer |
| 10/15/2008 | CN201134245Y Water-proof structure of buzzer |
| 10/08/2008 | CN201130528Y Reed type buzzer |
| 10/02/2008 | US20080238043 One Piece Horn Cover |
| 09/24/2008 | CN101273402A Industrial liquid foam-expelling macro-sound generator based on air |
| 09/10/2008 | CN100417458C Piezoelectric vibrator, production method therefor, and equipment provided with this piezoelectric vibrator |
| 09/03/2008 | CN101254499A Big opening angle stack wafer transmitting transducer |
| 08/13/2008 | EP1459293B8 Electropneumatic horn |
| 08/07/2008 | CA2577486A1 Led melody decoration kit with multicolor light sources |
| 07/30/2008 | CN101231845A Automobile intelligent klaxon |
| 07/24/2008 | DE102007003166A1 Lautsprecher, Lautsprechersystem sowie Verfahren zur Erzeugung von akustischen Schwingungen Speaker, speaker system and method for generating oscillations |
| 07/23/2008 | EP1947641A2 Loud speaker, loud speaker system and method for producing sound waves |
| 07/08/2008 | US7396736 Magnetic sensor of very high sensitivity |
| 07/08/2008 | CA2429940C Miniature ultrasound transducer |
| 07/02/2008 | EP1938660A1 Acoustical window assembly for vehicle |
| 07/02/2008 | EP1937513A1 Arrangement comprising a vehicle component and at least one electroacoustic transducer, especially an ultrasonic transducer |
| 07/01/2008 | US7393331 Vortex bubble-removing and cooling system for the electromagnetic shock wave generator for the lithotripter |
| 06/26/2008 | WO2008075390A1 Method for the manufacturing of transducer devices for parking sensors and devices so manufactured |
| 06/24/2008 | US7389740 Acoustic device |
| 06/19/2008 | WO2008014071A3 Virtual voice alerts for passing |
| 06/18/2008 | CN100395530C Negative pressure sound inductor |
| 06/17/2008 | US7387079 Automatic horn shutter |
| 06/10/2008 | US7384323 Sound producing device |
| 06/10/2008 | CA2391484C Barrel stave projector-stave attachment |
| 06/05/2008 | US20080130416 Diaphragm Cup for an Ultrasonic Transducer |
| 06/03/2008 | US7383106 Active noise control system for aircraft, and method for enhancing pilot situational awareness |
| 05/29/2008 | WO2008025608A3 Holding apparatus for an ultrasound transducer |
| 05/29/2008 | WO2008011577A3 Ultrasonic transducer for a metallic cavity implanted medical device |
| 05/29/2008 | DE102005006914B4 Vorrichtung zur Schallkopplung zwischen einem Ansaugtrakt und/oder Motorraum und einem Fahrzeuginnenraum eines Kraftfahrzeuges Apparatus for sonic coupling between an intake tract and / or engine compartment and a vehicle interior of a motor vehicle |
| 05/28/2008 | EP1485267B1 Meter apparatuses for vehicles |
| 05/28/2008 | CN201066579Y An electronic chirp |
| 05/22/2008 | WO2008059136A1 Device and method for powering and controlling an audible warning device, particularly for motor vehicles |
| 05/21/2008 | CN101182953A Music air-conditioning |
| 05/20/2008 | US7376239 Electromechanical transducer and method for transforming energies |
| 05/14/2008 | EP1921464A2 Sensor device, particularly for applications in parking aid, anti-break in systems or the like |
| 05/14/2008 | CN201060641Y Waterproof screw type loudspeaker |
| 05/14/2008 | CN101178894A Double resonant vibrations and double promptings longitudinal vibration transducer |
| 05/14/2008 | CN101178893A Electronic horn of vehicle capable of automatically following ear trumpet horn resonance frequency |
| 05/14/2008 | CN100388356C Non-contact displacement loudspeaker high-low-pitch control device |
| 05/13/2008 | US7370600 Air horn with light signal |
| 05/07/2008 | EP1459293B1 Electropneumatic horn |
| 05/07/2008 | CN101174410A Alarm whistle device for emergency vehicle and alarm whistle system for emergency vehicle |
| 05/02/2008 | WO2008049681A1 Ultrasonic transducer |
| 04/30/2008 | CN100385999C Surface mounting elemctronic element encapsulation |
| 04/23/2008 | EP1914717A1 Macrosonic generator for the air-based industrial defoaming of liquids |
| 04/23/2008 | CN201051394Y Car electric horn |
| 04/23/2008 | CN101164822A Horn control device for electric driven vehicle |
| 04/16/2008 | EP1911530A1 Ultrasound converter with acoustic impedance adjustment |
| 04/16/2008 | CN101162582A Sound emitting device |
| 04/09/2008 | CN201045700Y Small volume high sound level piezoelectric audible device |
| 04/09/2008 | CN201045660Y Five-tone electronic alarm |
| 04/03/2008 | WO2007144064A3 Ultrasound sensor and method for producing an ultrasound sensor |
| 04/03/2008 | WO2007144063A3 Ultrasound sensor with membrane |
| 04/02/2008 | EP1906383A1 Ultrasound transducer apparatus |
| 04/02/2008 | EP1305186B1 Electromechanical warning horn system |
| 04/02/2008 | CN201044170Y Whistle reed |
| 04/02/2008 | CN201044169Y Whistle |
| 03/26/2008 | EP1902789A1 Ultrasound converter and ultrasound sensor |
| 03/19/2008 | CN201037991Y Self-supplied air source type soprano bass combined air horn |
| 03/12/2008 | CN201035979Y Small volume high sound level piezoelectric audible device |