| Patents for G10K 15 - Acoustics not otherwise provided for (7,779) |
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| 06/13/1989 | US4838246 Application part for an endoscope |
| 06/13/1989 | US4838072 Method and appliance for evaluating the sound emission property of hollow components |
| 06/13/1989 | CA1255801A1 Voice activated echo generator |
| 06/07/1989 | CN2039050U Multifunctional safety door bell |
| 06/01/1989 | WO1989005026A1 Device for generating shock waves fitted with an ellipsoidal reflector |
| 05/18/1989 | WO1989004147A1 Eswl employing non-focused spherical-sector shock waves |
| 05/17/1989 | EP0315771A1 Pulsegenerator with variable capacity |
| 05/16/1989 | US4829729 Anti-eavesdropping window structure |
| 04/25/1989 | US4823908 Directional loudspeaker system |
| 04/18/1989 | US4821729 Means and method for the noninvasive fragmentation of body concretions having means for accurately locating a concretion |
| 03/09/1989 | WO1989002071A1 Hypervelocity wind tunnel with ballistic piston |
| 03/07/1989 | US4809682 Underwater electrodes for contactless lithotripsy |
| 02/15/1989 | CN2032756U Remote sensing imitator for generating cry of birds |
| 02/08/1989 | EP0302199A2 Dripping sound generating apparatus |
| 02/07/1989 | US4803731 Reverbation imparting device |
| 01/31/1989 | US4800756 Acoustic controlled rotation and orientation |
| 01/24/1989 | US4799482 Stone disintegrator apparatus |
| 12/28/1988 | EP0296912A1 Method and apparatus to improve the discharge regime of an electric arc between two electrodes by interposing a high resistive insulating element, shock-wave generator using such a method and apparatus, particularly for hydraulic lithotrypsie |
| 12/28/1988 | EP0296195A1 System enabling mobile performers to influence stage-effects |
| 12/21/1988 | EP0295773A2 A sound reverberator device for detachable connection to the strings of a string musical instrument |
| 12/06/1988 | US4788734 Toothbrush having signal producing means |
| 11/10/1988 | DE3814468A1 Elektrode zur zertruemmerung von nierensteinen Electrode to break up kidney stones |
| 11/08/1988 | US4783812 Electronic sound synthesizer |
| 11/02/1988 | EP0288751A2 Process for manufactering an electrode for contact-free lithotripsy |
| 10/19/1988 | EP0286680A1 Hammering device |
| 10/18/1988 | US4779241 Acoustic lens arrangement |
| 10/18/1988 | US4777823 Controlled sample orientation and rotation in an acoustic levitator |
| 10/12/1988 | EP0285632A1 Active vibration control. |
| 10/11/1988 | US4776427 Echo sounds melodeon |
| 10/05/1988 | EP0285501A1 Improved apparatus for producing acoustic waves in water |
| 10/05/1988 | EP0285469A1 Method and apparatus to detect and correct the electrode position, in particular for shock wave generators with a hydraulic jack as a feeler in the focal point |
| 10/05/1988 | EP0284705A1 Method for producing a sound signal |
| 09/27/1988 | US4773266 Stabilization and oscillation of an acoustically levitated object |
| 09/06/1988 | US4769794 Bird-scaring method and device |
| 08/25/1988 | DE3703244A1 Device for data transmission in drill holes |
| 08/16/1988 | US4764906 Plasma jet underwater acoustic source |
| 08/16/1988 | CA1240742A1 Stone disintegrator |
| 08/10/1988 | CN87212096U Coiler-type memorizing aid for reading and reciting |
| 08/09/1988 | US4762126 Shock wave generating apparatus |
| 08/09/1988 | US4762046 Sound reverberator device for detachable connection to the strings of a string musical instrument |
| 08/03/1988 | EP0277047A2 Device assuring electrical contact in an apparatus generating high-frequency pulses or shock waves |
| 08/03/1988 | EP0276948A2 Sound field control device |
| 07/26/1988 | US4759775 Methods and apparatus for moving and separating materials exhibiting different physical properties |
| 07/14/1988 | WO1988004948A1 System enabling mobile performers to influence stage-effects |
| 07/13/1988 | EP0274300A1 Process and device for evaluating the capacity of hollow pieces to emit sound, and their use, especially in the automobile industry |
| 06/09/1988 | DE3740000A1 Electronic siren |
| 06/08/1988 | EP0269919A2 Electroacoustic transducer for an under-water sound |
| 05/26/1988 | DE3736953A1 Apparatus for breaking up a solid body surrounded by a liquid |
| 05/25/1988 | EP0268019A1 Apparatus for disintegrating a fluid-suspended solid body |
| 05/05/1988 | DE3736360A1 Einrichtung zur klinischen durchfuehrung der ausserkoerperlichen lithotripsie Means for clinical implementation of Council ausserkoerperlichen lithotripsy |
| 04/21/1988 | WO1988002912A1 Active vibration control |
| 04/21/1988 | WO1988002666A1 Hammering device |
| 04/14/1988 | DE3701039A1 Seismic pulse source transducer |
| 04/12/1988 | US4736815 Single mode levitation and translation |
| 03/30/1988 | EP0261999A1 Apparatus for the generation of shock waves having a tubular element for limiting electromagnetic losses |
| 03/29/1988 | CA1234617A1 Pneumatically-operated liquid slug projector apparatus |
| 03/15/1988 | US4731848 For creating illusory sound sources in three dimensional space |
| 03/15/1988 | US4731835 Reverberation tone generating apparatus |
| 03/15/1988 | US4730614 Device for advancing an electrode-holder element in an apparatus generating pulses for the destruction of targets such as kidney stones |
| 03/02/1988 | EP0257489A1 Method for generating a sound wave by utilizing electron rays etc., and optical device for controlling a light by an elastic wave generated by said method |
| 02/25/1988 | DE3727003A1 Application part for a rigid or flexible endoscope |
| 02/25/1988 | DE3628219A1 Device for generating waves |
| 02/02/1988 | US4722340 Stone disintegrator apparatus |
| 02/02/1988 | US4722281 Intermittent explosion apparatus and method of using such apparatus |
| 01/13/1988 | EP0252397A1 Connection cable between a pulse generator and a shock wave generator |
| 01/07/1988 | EP0250791A1 Spark gap electrode tips with a different geometry |
| 01/07/1988 | DE3621921A1 Device for transmitting and receiving ultrasonic pulses |
| 01/05/1988 | US4718098 Multi-diaphragm artificial reverberation device |
| 12/29/1987 | US4715376 Isolation of gas in hydraulic spark gap shock wave generator |
| 12/29/1987 | US4715375 Degassification of water in hydraulic spark gap shock wave generator |
| 12/16/1987 | EP0249576A1 Tooth brush |
| 12/15/1987 | US4713540 Method and apparatus for sensing a measurand |
| 12/09/1987 | EP0248527A2 Digital reverberation system |
| 12/08/1987 | US4712247 Electro-acoustic system having a variable reflection/absorption characteristic |
| 12/03/1987 | WO1987007421A1 Ultrasonic field generation |
| 12/03/1987 | WO1987007178A1 Manipulating particulate matter |
| 12/03/1987 | DE3637326C1 Spark gap for generating shock waves |
| 11/26/1987 | DE3717278A1 Verfahren und vorrichtung zum kuenstlichen erzeugen von tierstimmen entsprechenden lauten Method and device for producing artificial loud animal voices of corresponding |
| 11/10/1987 | US4706291 Reverberation imparting device |
| 11/10/1987 | US4706228 Asymmetrical lateral-force seismic source transducer |
| 10/27/1987 | US4702249 Apparatus for the non-contact disintegration of concrements present in a body |
| 10/27/1987 | US4702248 Apparatus for generating high frequency shock waves provided with a screen which reduces the electric leakages |
| 10/21/1987 | EP0242237A1 Device for advancing an electrode carrier in a shock-wave generator |
| 10/07/1987 | EP0239981A2 Multiple-glazing unit shielding against external eaves-dropping |
| 09/22/1987 | CA1227052A1 Temperature control device with sound alarm for pressure cooker lids |
| 09/15/1987 | US4693247 Triggering circuit |
| 09/08/1987 | US4691706 Calculus disintegrating apparatus |
| 07/29/1987 | EP0229822A1 Method and apparatus for sensing a measurand. |
| 07/28/1987 | CA1224605A1 Sonic cleaning device and method |
| 06/24/1987 | EP0226047A2 Submerged electrode for contactless lithotripsy |
| 06/16/1987 | US4673871 Digital noise generator |
| 05/27/1987 | EP0223026A2 Positioning device for an electrode |
| 05/20/1987 | CN86106935A Blast wave generating apparatus |
| 05/13/1987 | EP0221271A2 Electrode for fibre-optic endoscopes |
| 05/13/1987 | CN86107202A 间歇爆炸装置 Intermittent explosive devices |
| 04/29/1987 | EP0219820A2 Intermittent explosion apparatus |
| 04/29/1987 | EP0219819A2 Shock wave generating apparatus |
| 03/24/1987 | US4653101 For outputting selected audio frequencies |
| 03/17/1987 | US4651311 Electrodeless spark discharge acoustic pulse transducer for borehole operation |
| 03/11/1987 | EP0213695A2 Digital noise generator |