| Patents for G10K 15 - Acoustics not otherwise provided for (7,779) |
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| 03/17/1992 | US5095891 Connecting cable for use with a pulse generator and a shock wave generator |
| 03/17/1992 | CA1297419C Sound reverberator device for detachable connection to the strings of astring musical instrument |
| 03/11/1992 | EP0473601A1 Apparatus for triggering shock waves |
| 03/11/1992 | CN2098721U Bicycle bell with alarming function |
| 03/10/1992 | US5094220 Device for improving electrical contact between an electrical conductor and an electrode |
| 03/04/1992 | EP0473043A2 Animation image composition and display device |
| 02/26/1992 | EP0268633B1 Ultrasonic field generation |
| 02/19/1992 | EP0471241A1 Processing device with automatic sound equaliser |
| 02/18/1992 | US5089899 Recording medium playing apparatus which permits changes in the display position of a reproduced image |
| 02/18/1992 | US5088955 Sound effect device for radio controllable toy vehicle |
| 02/18/1992 | US5088379 Electronic melody generating system having memory separated from melody generating unit |
| 02/05/1992 | EP0469023A1 Sound synthesizer in a vehicle. |
| 02/04/1992 | US5086475 Apparatus for generating, recording or reproducing sound source data |
| 02/04/1992 | US5085783 Acoustically driven particle separation method and apparatus |
| 02/01/1992 | WO1992002926A1 Zebra mussel (dreissena polymorpha) and other aquatic organism control |
| 01/22/1992 | EP0467770A1 Discharge circuit having a high impedance chocke and use thereof in pressure wave generating apparatus |
| 01/21/1992 | US5081900 Resonance damage process |
| 01/15/1992 | EP0466399A2 Apparatus for reproducing information |
| 01/15/1992 | EP0466398A2 Information storage medium and apparatus for reproducing information therefrom |
| 01/09/1992 | DE4021707A1 Muenzbetaetigter musikautomat Coin-operated jukebox |
| 01/08/1992 | EP0465246A2 Information storage medium and apparatus for reproducing information therefrom |
| 01/08/1992 | EP0465245A2 Apparatus for reproducing information |
| 01/08/1992 | EP0465244A2 Apparatus for reproducing information |
| 01/08/1992 | EP0464130A1 Apparatus for comminuting concretions in the body of a patient |
| 01/02/1992 | DE4119092A1 Shock wave generator breaking up internal concretions - incorporates device to remove gas bubbles from coupling unit |
| 12/26/1991 | WO1991019459A1 Method for monitoring the effectiveness of pressure waves from a pressure wave generator |
| 12/17/1991 | USRE33771 Visualizing method for three dimensional standing wave sound field |
| 12/17/1991 | US5073943 Automotive audio system having active controls in reduced power state |
| 11/28/1991 | WO1991018385A1 Sound generating device |
| 11/21/1991 | EP0457037A1 Spark gap electrode for lithotripsy |
| 11/20/1991 | CN2088874U Hypnotic device by natural sound |
| 11/20/1991 | CN1056364A Sound delay unit |
| 10/23/1991 | EP0453293A2 Sound field variable apparatus |
| 10/22/1991 | US5060270 Reverberation circuit |
| 10/15/1991 | US5058076 Address control circuit for data memory employed in signal delay circuit |
| 10/09/1991 | EP0450364A2 Combination shock wave generator |
| 10/02/1991 | CN2085631U 音乐壶 Music maker |
| 09/25/1991 | CN2085547U Single core heat-control music candle |
| 09/24/1991 | US5050474 Analog signal synthesizer in PCM |
| 09/18/1991 | EP0447266A2 Circuit for generating an address of a random access memory |
| 09/18/1991 | EP0446881A1 Sound effect device for radio controllable toy vehicle |
| 09/10/1991 | US5047685 Electrode structure for lithotripter |
| 09/05/1991 | WO1991013531A2 Amplification or generation of shock fronts |
| 08/29/1991 | DE4005743A1 Lithotriptor to destroy gallstones intra-or trans-luminally - has shock-wave generator, lead contg. incompressible material, and opt balloon to press generator against gall bladder |
| 08/27/1991 | US5043970 Sound system with source material and surround timbre response correction, specified front and surround loudspeaker directionality, and multi-loudspeaker surround |
| 08/21/1991 | EP0441997A1 Medical ultrasonic applicator for use in an acoustic shock-wave-conducting propagation-medium |
| 08/21/1991 | CN1053985A Circuit for separating odd from even harmonics in delayed continuous acoustical signals |
| 08/21/1991 | CN1053895A 电子昆虫发声器 Electronic insect Sounders |
| 08/14/1991 | WO1991011958A1 Mri device used for generating pressure waves |
| 08/14/1991 | DE4004228A1 Remote inconsistency or foreign body location - uses opto-thermal-acoustic technique to measure surface oscillation and identify target locations |
| 08/14/1991 | CA2075935A1 Mri device used for generating pressure waves |
| 08/13/1991 | US5040220 Control circuit for controlling reproduced tone characteristics |
| 08/13/1991 | US5040219 Sound reproducing apparatus |
| 08/07/1991 | CN2082103U Flash and music gift box being able to act as door-bell |
| 08/06/1991 | US5036944 Method and apparatus for acoustic levitation |
| 07/27/1991 | WO1991011811A1 Digital sound source device and external memory cartridge used therefor |
| 07/25/1991 | DE4102078A1 Reverberation effect audio device - generates audio signals with coeffts. of level attenuation depending on registered loudness of basic signal |
| 07/23/1991 | US5033456 Kidney stones |
| 07/18/1991 | DE4000884A1 Electrohydraulic lithotripic system - breaks-up stones in body using pressure wave produced by spark discharge between probe electrodes |
| 07/16/1991 | US5033036 Reproducing apparatus including means for gradually varying a mixing ratio of first and second channel signal in accordance with a voice signal |
| 07/16/1991 | US5033033 Ultrasonic systems |
| 07/11/1991 | WO1991010228A1 Accurate electrode guiding device for a discharge device |
| 07/11/1991 | WO1991010227A1 Electrical discharge device for a reduced inductance liquid medium |
| 07/10/1991 | EP0436397A2 Sound synthesizer |
| 07/03/1991 | EP0434936A1 Support provided for an ultrasonic diagnostic transducer |
| 07/03/1991 | CA2031965A1 Sound synthesizer |
| 07/02/1991 | US5029143 Shaft rub simulator |
| 07/02/1991 | US5027687 Basic audio signal |
| 06/27/1991 | DE3942920A1 Verfahren und vorrichtung zur erzeugung von laserinduzierten stosswellen Method and device for generation of laser-induced shock waves |
| 06/26/1991 | CN2079792U Time-out sound-producing device for volleyball competition |
| 06/19/1991 | EP0432973A2 Reflection sound compression apparatus |
| 06/19/1991 | CN1052257A Electronic birds singing buzzer |
| 06/18/1991 | US5025472 Reverberation imparting device |
| 06/18/1991 | CA1285061C Method and appliance for evaluating the sound emission property of hollow components and their use particularly in the motor-vehicle industry |
| 06/06/1991 | DE4036441A1 Versatile ultrasonic pulse generator for surgical use - has generators on same axis as scanning transducer |
| 06/05/1991 | EP0429971A2 Method and apparatus to produce subliminal sound recording |
| 05/22/1991 | EP0427956A1 Improvement of the ignition characteristics of underwater spark gaps |
| 05/15/1991 | CN2076800U Music teapot |
| 05/02/1991 | DE4033993A1 Digital audio recording medium - has auxiliary code used for automatic sound field control during playback of recorded audio signals |
| 04/18/1991 | WO1991005332A1 Process and device for generating laser-induced shock wave |
| 04/18/1991 | DE3933613A1 High-power crystal-laser pulsed for surgical use - has multi-fibre catheter used ether as endoscope or hallow and carrying fluid to tip |
| 04/17/1991 | EP0422955A2 Sound field control system |
| 04/17/1991 | EP0422065A1 Frequency controlled motor driven low frequency sound generator. |
| 04/03/1991 | EP0419791A1 Device for changing the electrodes in a non-contact lithotripter |
| 04/02/1991 | US5005204 Digital sound synthesizer and method |
| 03/27/1991 | CA2124181A1 Acoustic digitizing system |
| 03/27/1991 | CA2124180A1 Acoustic digitizing system |
| 03/21/1991 | DE3930902C1 Fibre optic sensor for different physical parameters - has resonant vibrating tongue clamped at one side, with excitation and measurement light wave conductors |
| 03/13/1991 | EP0416006A1 Seismic wave generating apparatus |
| 03/12/1991 | US4999609 Antipilferage tags having an acoustic resonator chamber |
| 02/21/1991 | DE3927260A1 Sonde for electro-hydraulic lithotripsy - comprises ceramic impact resistant sonde-head which remains at the face if the electrodes burn back into the head |
| 02/12/1991 | US4993001 Method and apparatus for converting tube waves to body waves for seismic exploration |
| 01/30/1991 | EP0410045A1 Image audio transformation system, particularly as a visual aid for the blind |
| 01/23/1991 | WO1992001342A1 Coin-operated automatic music playing machine |
| 01/23/1991 | CN2070024U Candle with electronic music |
| 01/23/1991 | CN2070023U Ac door bell with electronic music |
| 01/16/1991 | CN2069602U Automatic answer electronic door bell |
| 01/08/1991 | US4983189 Propagating two acoustic waves of different frequencies, superimposing to form pseudo-standing acoustic waves |
| 01/02/1991 | CN2068715U Low voltage electronic voice-frequency reverberation apparatus |
| 12/27/1990 | EP0404117A2 Surround-sound system |