| 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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| 02/23/2011 | EP1289798B2 Reversing alarm |
| 02/23/2011 | CN101980335A Intelligent control method and device for electric horn |
| 02/16/2011 | EP2284575A2 Method for generating spread spectrum driver signals for a seismic vibrator array using multiple biphase modulation operations in each driver signal chip |
| 02/16/2011 | CN201749666U Contact type horn system with counting function |
| 02/09/2011 | CN201740002U Multimedia horse-racing lantern |
| 02/09/2011 | CN101404157B Electromagnetic buzzer |
| 02/03/2011 | US20110029260 Metering system and method for aerosol delivery |
| 02/02/2011 | CN101964186A Piezoelectric type squealer |
| 02/02/2011 | CN101964185A Ultra-wideband underwater acoustic transducer |
| 02/01/2011 | US7880593 Audible signaling device |
| 02/01/2011 | US7880592 Arrival alerting device, arrival alerting method, and mobile terminal |
| 01/27/2011 | WO2011009513A1 Diaphragm and method for producing a diaphragm for an ultrasonic transducer |
| 01/27/2011 | DE102009034418A1 Membran und Verfahren zur Herstellung einer Membran für einen Ultraschallwandler Membrane and method for producing a membrane for an ultrasonic transducer |
| 01/26/2011 | CN201725562U Alarming horn with built-in sensor |
| 01/26/2011 | CN201725561U Music buzzer circuit for coffee machine |
| 01/26/2011 | CN201725560U Contact type horn inflection controller |
| 01/26/2011 | CN201725559U Sound wave generator for ash removal |
| 01/26/2011 | CN101956487A Multifunctional key |
| 01/20/2011 | WO2010035123A3 An electronic horn for a vehicle |
| 01/19/2011 | CN201716982U Four-in-one multifunctional horn for electric vehicle |
| 01/19/2011 | CN201716981U Negative pressure attaching device |
| 01/19/2011 | CN101950558A 蜂鸣器 Buzzer |
| 01/12/2011 | EP2273463A1 Sounder |
| 01/12/2011 | CN201707909U Electric horn |
| 01/12/2011 | CN201707908U Buzzer driving circuit of oven timer |
| 01/06/2011 | WO2011000634A1 Ultrasonic sensor and ultrasonic flow meter |
| 01/06/2011 | US20110004102 Organic piezoelectric material, ultrasonic oscillator using the same, method for producing the ultrasonic oscillator, ultrasonic probe and ultrasonic medical diagnostic imaging device |
| 01/05/2011 | EP2271132A2 Acoustic transducer |
| 01/05/2011 | EP2269743A2 Metering system and methods for aerosol delivery |
| 01/05/2011 | CN101934758A Klaxon primary sound pressure level stabilization control method |
| 12/30/2010 | US20100327695 Multi-frequency acoustic array |
| 12/29/2010 | EP2267486A2 Control system for marine vibrators and seismic acquisition system using such control system |
| 12/29/2010 | CN201689668U Automobile horn waterproof structure |
| 12/29/2010 | CN201683184U Umbrella with safety tip |
| 12/29/2010 | CN101930730A Noiseless horn |
| 12/29/2010 | CN101404158B Electromagnetic buzzer |
| 12/23/2010 | WO2010026074A3 Sound generator |
| 12/15/2010 | CN201673668U Piezoelectric type squealer |
| 12/15/2010 | CN201673667U Automobile electronic horn |
| 12/01/2010 | CN201662987U Miniature built-in oscillating source SMD buzzer |
| 12/01/2010 | CN101901596A Touch type horn system with counting function |
| 12/01/2010 | CN101350194B Vehicle klaxon |
| 11/24/2010 | CN101894855A Flexible integrated ultrasonic transducer and preparation method thereof |
| 11/18/2010 | WO2010130504A1 Diaphragm cup for an ultrasonic transducer and sensor therewith |
| 11/17/2010 | CN201638551U Chassis-outward extending boss type electric horn for automobiles |
| 11/17/2010 | CN201638550U Vehicle electronic horn in following control |
| 11/17/2010 | CN101884985A Automatic frequency-hopping ultrasonic cleaner |
| 11/03/2010 | CN201622836U Ultrasonic wave transducer device |
| 11/03/2010 | CN201622835U Horn control device of electric automobile steering wheel |
| 10/27/2010 | CN201616263U 一种有触点式汽车电喇叭 A kind of electric car horn contacts |
| 10/13/2010 | CN201607933U 一种信号喇叭 A signal horn |
| 10/07/2010 | US20100251823 Acoustic transducer and image generation apparatus |
| 10/06/2010 | CN201600888U 一种电感式自适应电子喇叭 An inductor-type adaptive electronic horn |
| 10/05/2010 | US7806116 Metering system and method for aerosol delivery |
| 09/30/2010 | US20100244623 Capacitive Micromachined Ultrasonic Transducer with Voltage Feedback |
| 09/29/2010 | CN201594381U Miniature electret microphone |
| 09/29/2010 | CN101847403A Rare earth giant magnetostrictive composite rod-type transducer |
| 09/28/2010 | US7802535 Electropneumatic horn system |
| 09/15/2010 | CN201584156U Loudspeaker circuit board installation structure |
| 09/14/2010 | CA2343430C Method of and device for producing radial seismic wave emissions in a material medium via electromagnetic induction |
| 09/09/2010 | DE102010006650A1 Loudspeaker i.e. horn loudspeaker, for use as acoustic baffle in center console between driver and front-seat passenger in motor vehicle, has two funnels for sound transmission, where signal level characteristic line results over frequency |
| 09/08/2010 | CN201576444U Drive circuit of music buzzing |
| 09/01/2010 | CN201570252U Novel electric trumpet controlling and sounding circuit |
| 08/26/2010 | US20100213793 Process for the surface treatment of aluminium and a layerwise construction of an aluminium component having an electric contact |
| 08/26/2010 | DE102009008748A1 Method for determining mechanical resonant frequency of sound generation device for vehicle, involves feeding current into coil, where resonance frequency over course of voltage, which decreases on coil, is determined |
| 08/25/2010 | EP2221802A1 Ultrasound Transducer with a Dumbbell-Shaped Chamber |
| 08/18/2010 | CN201557240U Micro audio sound-producing device |
| 08/18/2010 | CN201556411U Auto horn device |
| 08/12/2010 | US20100201226 Piezoelectric transducer device |
| 08/04/2010 | CN201540725U High-decibel polyphonic tunable speaker |
| 08/04/2010 | CN101796574A Electric horn |
| 07/28/2010 | CN201534521U 喇叭开关保护器 Horn switch protection |
| 07/21/2010 | EP2209110A1 Vibration sensor |
| 07/21/2010 | CN101785047A Piezoelectric transducer device |
| 07/15/2010 | US20100175609 Electropneumatic horn with air venting channels |
| 07/08/2010 | WO2010076391A1 Oscillator in liquid |
| 07/07/2010 | CN201520251U Dumping truck proportional hand control change-over valve buzzer |
| 07/06/2010 | CA2369873C Electronic display materials associated with products |
| 07/01/2010 | WO2010072470A2 Ultrasonic transducer for use in a fluid medium |
| 07/01/2010 | DE102009051606A1 Elektronische Signalhornscheibe und Signalhorn mit fotoelektrischem Unterbrecher Electronic horn disc and bugle with photo electric interrupter |
| 07/01/2010 | DE102008049560B3 Electrical oscillating exciter has circular coil arrangement which is engaged into circular gap of magnet arrangement such that coil arrangement and magnet arrangement are movable relative to each other in axial direction |
| 06/30/2010 | CN201518218U Membrane type air horn for a submarine |
| 06/30/2010 | CN101763851A Electronic disk-type horn and horn using photointerrupter |
| 06/24/2010 | WO2010069079A1 Air powered signaling system |
| 06/24/2010 | US20100156238 Piezoelectric acoustic transducer and method of fabricating the same |
| 06/24/2010 | US20100154699 Air Powered Signaling System |
| 06/23/2010 | CN201514757U 埋入式蜂鸣器 Embedded buzzer |
| 06/23/2010 | CN201514756U Electromagnetic compatible automobile klaxon |
| 06/23/2010 | CN101751917A Electropneumatic horn with air venting channels |
| 06/23/2010 | CN101751916A ultrasonic acoustic generator |
| 06/16/2010 | EP2196819A1 Sensor device, particularly for applications in parking aid, anti-break in systems or the like |
| 06/16/2010 | CN201509287U Waterproof and breathable device for electric horn |
| 06/16/2010 | CN101740018A electrical horn |
| 06/16/2010 | CN101740017A Ultrasonic-wave energy converter with dumbbell-shaped cavity |
| 06/16/2010 | CN101740016A Ultrasonic transducer with cut dumbbell-shaped chamber |
| 06/16/2010 | CN101121165B Piezoelectric ultrasonic transducer |
| 06/09/2010 | CN101727793A Music-playing micro flagpole seat |
| 06/09/2010 | CN101254499B Big opening angle stack wafer transmitting transducer |
| 06/03/2010 | US20100137719 Ultrasonic transducer and ultrasonic imaging apparatus |
| 06/02/2010 | CN201494365U Klaxon system of automobile |