| 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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| 10/15/2009 | WO2009016002A3 Fanfare for a motor vehicle |
| 10/14/2009 | CN201327710Y Acoustic wave generator for de-dusting device |
| 10/14/2009 | CN201323837Y Ultrasonic birds driving device |
| 10/14/2009 | CN101556794A Electronic horn |
| 10/07/2009 | EP1763866B1 Method of manufacturing a membrane well for an ultrasonic transducer |
| 10/01/2009 | DE102005020746B4 Magnetsystem Magnet system |
| 09/30/2009 | CN201319254Y Buzzer |
| 09/23/2009 | CN201315152Y Energy transducer structure for ultrasonic algal removing device |
| 09/09/2009 | CN100538819C Self-supplied air source type soprano bass combined air horn |
| 09/08/2009 | US7585372 Method and apparatus for generating gas pulses |
| 09/02/2009 | EP2096627A1 Driving means for acoustic marine vibrator |
| 09/02/2009 | CN101521007A Method for generating high-frequency ultrasonic waves based on dielectric body superlattice |
| 09/01/2009 | US7583563 Ultrasonic sensor |
| 08/26/2009 | EP2093730A1 Fire detector |
| 08/26/2009 | EP2092513A1 Device and method for powering and controlling an audible warning device, particularly for motor vehicles |
| 08/26/2009 | EP0970758B1 Electric-mechanical-acoustic transducer and a method of manufacturing the same |
| 08/26/2009 | CN201298354Y Squirrel-cage generator |
| 08/26/2009 | CN101513634A Ultrasonic wave vibrating apparatus, ultrasonic wave therapeutic apparatus, ultrasonic wave cleaning devcie and underwater sound detector |
| 08/20/2009 | DE102008023854A1 Device for sound generation, comprises sound source and housing for sound source, where housing has sound outlet, which is covered with flexible element, and flexible element is not permeable for fluid media |
| 08/19/2009 | CN101512637A Holding apparatus for an ultrasound transducer |
| 08/19/2009 | CN100530349C Method for manufacturing a dynamic speaker |
| 08/19/2009 | CN100530348C Double resonant vibrations and double promptings longitudinal vibration transducer |
| 08/12/2009 | CN201289737Y Transducer structure of high temperature resistant conductive loop |
| 08/12/2009 | CN201289736Y Constitution of pronunciation module |
| 08/06/2009 | WO2009046819A3 Method for reducing signs of ageing on skin |
| 08/06/2009 | US20090195123 Ultrasonic sensor |
| 08/06/2009 | DE102008007458A1 Device for producing sound i.e. counter sound, in low tone range in active silencer of exhaust system of motor vehicle, has electrically controllable drives connected with diaphragm via respective lever arms |
| 08/05/2009 | CN201284867Y Novel air horn valve system |
| 08/05/2009 | CN101499272A Novel electronic loudspeaker for automobile |
| 08/05/2009 | CN101499271A Ultrasonic transducer for a proximity sensor |
| 08/04/2009 | US7570544 Diaphragm cup for an ultrasonic transducer |
| 07/29/2009 | EP2082258A1 Ultrasonic transducer |
| 07/23/2009 | WO2008150543A3 Sounder assembly for a personal alert safety system |
| 07/16/2009 | DE19601656B4 Bedämpfter Ultraschallwandler Damped ultrasonic transducer |
| 07/09/2009 | US20090174564 Dust detecting circuit |
| 07/09/2009 | DE202009005963U1 Adaptive intelligente elektronische Hupe Adaptive intelligent electronic horn |
| 07/08/2009 | CN201270147Y 蜂鸣器 Buzzer |
| 07/08/2009 | CN100512508C Electroacoustic transducer with vibration function and manufacturing method thereof |
| 07/01/2009 | CN101473369A Ultrasound sensor, in particular, a motor vehicle ultrasound sensor |
| 07/01/2009 | CN101471069A Polyphony electronic loudspeaker |
| 06/25/2009 | DE102007062137A1 Horn loudspeaker for alarm system of vehicle, has horn and cooperating drift, where horn is integrated into license plate carrier for motor vehicle license plate, and horn has sound channel |
| 06/24/2009 | CN201262828Y Buzzer |
| 06/24/2009 | CN201262827Y Piezoelectric sound generator |
| 06/24/2009 | CN201262826Y Driving circuit of variable tonal buzzer |
| 06/23/2009 | US7551518 Driving means for acoustic marine vibrator |
| 06/23/2009 | US7551061 Sound generator: a piezoelectric buzzer on a flexible, tensioned surface of an inflatable object |
| 06/17/2009 | EP2027580B1 Ultrasound sensor, in particular, a motor vehicle ultrasound sensor |
| 06/17/2009 | CN201259775Y Vehicle klaxon |
| 06/17/2009 | CN101458925A Novel electronic horn for automobile and manufacturing method thereof |
| 06/10/2009 | EP2068171A1 Coloured sticker to cover a piezoelectric transducer of a vehicle parking aid system |
| 06/10/2009 | CN201255990Y Electric horn seat for motor vehicle |
| 06/10/2009 | CN101452697A Environmental-protecting type horn of vehicle for self-regulating sound volume based on entironment noise |
| 06/03/2009 | EP2065884A2 Horn for vehicle |
| 06/03/2009 | EP2065883A1 Coil carrier with cooling fins |
| 06/03/2009 | CN201251922Y 电喇叭频率协调控制装置 Electric horn frequency coordination control device |
| 06/03/2009 | CN201251921Y Electromagnetic message sounder |
| 06/03/2009 | CN100496057C Piezoelectric electroacoustic transducer |
| 05/27/2009 | CN100490996C Power supply mechanism of vibrating actuator |
| 05/20/2009 | EP2059922A2 Holding apparatus for an ultrasound transducer |
| 05/20/2009 | CN201242856Y Polyphony automobile motor operated horn |
| 05/20/2009 | CN101436402A Crisscross gas resonance frequency generator |
| 05/20/2009 | CN100488807C Reversing alarm |
| 05/13/2009 | CN201237899Y Piston type electric flute |
| 05/06/2009 | CN201233716Y Buzzer protection cover |
| 05/06/2009 | CN201233715Y Electric horn having skin |
| 05/06/2009 | CN100484478C Ultrasonic probe |
| 05/05/2009 | US7528701 Efficiency audible alarm |
| 05/05/2009 | US7528509 Multifunction-type vibration actuator and mobile terminal device |
| 04/29/2009 | CN201229773Y Alarm signal generating and driving circuit |
| 04/29/2009 | CN201229770Y Musical wind bell |
| 04/22/2009 | CN201226237Y Ultra-thin patch type piezoelectric audible device |
| 04/16/2009 | WO2009046819A2 Method for reducing signs of ageing on skin |
| 04/15/2009 | CN201222349Y Alarm |
| 04/15/2009 | CN100478999C Method and apparatus for adjusting audible and visual outputs of a mounted alarm device |
| 04/09/2009 | US20090090292 Electropneumatic horn with air venting channels |
| 04/09/2009 | DE112006003532T5 Adaptive intelligente elektronische Hupe Adaptive intelligent electronic horn |
| 04/08/2009 | EP2043740A2 Ultrasonic transducer for a metallic cavity implanted medical device |
| 04/08/2009 | CN101404158A Electromagnetic buzzer |
| 04/08/2009 | CN101404157A Electromagnetic buzzer |
| 04/01/2009 | CN101401150A Ultrasonic sensor |
| 03/25/2009 | CN201213064Y Automobile horn controller |
| 03/19/2009 | WO2009034249A2 Mosquito repelling device |
| 03/12/2009 | WO2009031308A1 Electric horn |
| 03/11/2009 | CN201207280Y Screw-free horn construction |
| 03/11/2009 | CN201207279Y Magnetic feedback apparatus construction with improved trumpet |
| 03/04/2009 | CN201204036Y Automobile horn without moving armature |
| 03/03/2009 | US7497491 Multi-function motor-vehicle bumper |
| 02/25/2009 | EP2027580A2 Ultrasound sensor, in particular, a motor vehicle ultrasound sensor |
| 02/25/2009 | EP2027579A1 Ultrasound sensor |
| 02/25/2009 | EP2027578A2 Ultrasound sensor with membrane |
| 02/25/2009 | CN201199436Y Novel electronic loudspeaker for automobile |
| 02/25/2009 | CN201199435Y Horn circuit for electric vehicle |
| 02/25/2009 | CN201199434Y Polyphony electronic loudspeaker |
| 02/25/2009 | CN100464559C Arrival alerting device, arrival alterting method, and mobile terminal |
| 02/19/2009 | DE102008008285A1 Ratchet drill for use as e.g. play article, has electromagnetic and electronic components accommodated in handle, drum and oscillating body to electrically produce sound, tone, and light effects |
| 02/11/2009 | EP2022019A2 Horn with internal light signal |
| 02/05/2009 | WO2009016002A2 Fanfare for a motor vehicle |
| 02/05/2009 | DE102007035968A1 Fanfare für ein Kraftfahrzeug Fanfare for a motor vehicle |
| 01/29/2009 | DE102007003166B4 Lautsprecher, Lautsprechersystem sowie Verfahren zur Erzeugung von akustischen Schwingungen Speaker, speaker system and method for generating oscillations |
| 01/28/2009 | CN101354884A Electronic klaxon apparatus with film controller and klaxon mounted separately |