| Patents for G10K 11 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general (21,150) |
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| 07/13/1988 | EP0274097A2 Sound-damping plate made of foam material |
| 07/12/1988 | US4756808 Forming electrode layers on opposite surfaces of piezoelectric material element, forming acoustic matching section on one surface of electrode layer |
| 07/12/1988 | US4756313 Ultrasonic probe |
| 07/06/1988 | EP0273180A2 Intracavitary ultrasonic scanning apparatus |
| 07/05/1988 | US4755416 Process for constructing a structural element that absorbs airborne sound |
| 06/29/1988 | EP0272960A1 Probe for an ultrasonic apparatus with an concave arrangement of piezoelectric elements |
| 06/29/1988 | EP0272347A1 Method of and apparatus for adjusting the intensity profile of an ultrasound beam |
| 06/28/1988 | US4753319 Exhaust silencer for high-power gas turbines |
| 06/28/1988 | US4753318 Engine noise control device for use in automobiles or the like |
| 06/21/1988 | US4752895 Ultrasonic inspection system apparatus and method using multiple receiving transducers |
| 06/15/1988 | EP0271395A1 Curved-bar probe for an echograph |
| 06/15/1988 | EP0271394A1 Echographic probe with a modified connection circuit |
| 06/14/1988 | US4751420 Ultrasonic test head |
| 06/14/1988 | US4750523 Active attenuator and method |
| 06/14/1988 | EP0226613A4 Noise supression system. |
| 06/14/1988 | CA1237947A1 Method and apparatus for activating large particles |
| 06/09/1988 | DE3739369A1 Transducer mounting with a first part and a second part which are detachably connected to one another |
| 06/09/1988 | DE3723815A1 Verfahren und vorrichtung zur eliminierung traumatischer effekte bei der nierensteinzertruemmerung Method and apparatus for elimination of traumatic effects on the nierensteinzertruemmerung |
| 06/09/1988 | DE3707650C1 Sound absorber for scenery |
| 06/09/1988 | DE3641398A1 Method for the production of a damper for structure-borne noise |
| 06/09/1988 | DE3641384A1 Vibration absorber |
| 06/09/1988 | DE3641380A1 Vibration absorber |
| 06/09/1988 | DE3641027A1 Method for locating sound emission sources and device for carrying out the method |
| 06/09/1988 | DE3640968A1 Quality assurance system on ultrasonic basis |
| 06/08/1988 | CN86205764U Light and sound box complex |
| 06/02/1988 | WO1988004090A1 Echography probe with improved connection circuit |
| 06/02/1988 | WO1988004089A1 Probe provided with a concave arrangement of piezoelectric elements for ultrasound apparatus |
| 06/02/1988 | WO1988004088A1 Probe with curved bar for echography |
| 06/02/1988 | WO1988003782A1 Process and device for eliminating the traumatic effects of the fragmentation of kidney stones |
| 06/01/1988 | EP0269314A2 Ultrasonic imaging probe assemblies |
| 06/01/1988 | EP0268818A1 Equipment for the transmission and reception of ultrasonic signals |
| 06/01/1988 | EP0268716A1 Vibration damping device |
| 05/31/1988 | CA1237303A1 Ultrasonic horn with sidelobe suppressing centerpiece |
| 05/25/1988 | EP0268326A2 Method and apparatus for deploying an electroacoustical vibrator device |
| 05/24/1988 | US4747084 Energy generators initiated by sea water for acoustic buoys and acoustic buoys equipped with such generators |
| 05/24/1988 | US4746688 Automobile package trayps |
| 05/19/1988 | WO1988003740A1 Method and apparatus for reducing acoustical distortion |
| 05/19/1988 | DE3705754C1 Moulded article for acoustic insulation |
| 05/17/1988 | US4745584 Sonar transducer array |
| 05/11/1988 | EP0266726A2 Sound-damping element and its manufacturing process |
| 05/11/1988 | DE3637334A1 Soundproofing element and process for producing a soundproofing element |
| 05/10/1988 | US4743870 Longitudinal mode fiber acoustic waveguide with solid core and solid cladding |
| 05/10/1988 | US4742998 Viscous damper |
| 05/10/1988 | US4742944 Vehicle body with roof carrier having spaced projections for reducing wind noise |
| 05/05/1988 | DE3736360A1 Einrichtung zur klinischen durchfuehrung der ausserkoerperlichen lithotripsie Means for clinical implementation of Council ausserkoerperlichen lithotripsy |
| 05/04/1988 | CN87105320A Machine, especially packaging machine |
| 05/03/1988 | US4742318 Birefringent single-mode acoustic fiber |
| 05/03/1988 | US4741945 Automotive trim panel |
| 05/03/1988 | US4741610 Oblique compound parabolic reflector |
| 05/03/1988 | CA1236210A1 Phased array acoustic imaging system |
| 04/28/1988 | DE3635364A1 Array-type radiator |
| 04/27/1988 | EP0265309A1 Vibrator control apparatus |
| 04/27/1988 | EP0265097A2 Active attenuation system with increased dynamic activity |
| 04/27/1988 | EP0265000A1 A silencing ventilating device, in particular for a ventilating passage in a wall or partition |
| 04/26/1988 | US4741038 Signal processing arrangement |
| 04/26/1988 | US4739860 Ultrasonic rangefinder |
| 04/21/1988 | WO1988002912A1 Active vibration control |
| 04/21/1988 | WO1988002695A1 Sound and thermal insulation |
| 04/20/1988 | EP0264320A1 Deployable cylindrical sonar array |
| 04/19/1988 | US4738737 Applying zinc oxide-silicone grease to a metal substrate and attaching a transducer |
| 04/19/1988 | US4738421 Self-orienting device |
| 04/19/1988 | US4738139 Ultrasonic real-time monitoring device for part surface topography and tool condition in situ |
| 04/13/1988 | EP0263314A2 Transducer arrangement |
| 04/13/1988 | CN85100716B High frequency acoustic absorbent and its mfr. process |
| 04/12/1988 | US4737940 For propelling a boat |
| 04/12/1988 | US4736630 Apparatus and method for sending out and receiving ultrasonic wave signals |
| 04/07/1988 | WO1988002536A1 Diffraction free arrangement |
| 04/07/1988 | WO1988002535A1 Cylindrical deployable sonar |
| 04/06/1988 | CN85103008B Nonbarrierboard one-direction low-frequency wide-band high-pressure transducer |
| 04/05/1988 | US4736431 Active attenuation system with increased dynamic range |
| 04/05/1988 | US4735284 Adhesive insulation system |
| 04/05/1988 | US4735096 Ultrasonic transducer |
| 04/05/1988 | US4735088 For identifying changes in geometrical characteristics of objects |
| 04/05/1988 | US4734963 Method of manufacturing a curvilinear array of ultrasonic transducers |
| 03/31/1988 | DE3719963A1 Protective device against the effects of noise |
| 03/30/1988 | EP0262092A1 Noise-reducing building element |
| 03/29/1988 | US4734323 Polybutadiene |
| 03/29/1988 | US4733562 Method and apparatus for ultrasonic scanning of an object |
| 03/24/1988 | WO1988002164A1 Acoustic lens |
| 03/24/1988 | WO1988001911A1 Atmospheric variable compensation for an automated inspection system |
| 03/24/1988 | DE3631101A1 Transmission medium for acoustic waves and use thereof |
| 03/23/1988 | EP0260313A1 Adaptor for coupling plural compression drivers to a common horn. |
| 03/22/1988 | US4733378 Active low-profile hydrophone |
| 03/15/1988 | US4731763 Sonar antenna for use as the head of an underwater device, and method for manufacturing the same |
| 03/15/1988 | US4730495 Ultrasonic reflex transmission imaging method and apparatus |
| 03/09/1988 | EP0258793A2 Noise insulating material |
| 03/09/1988 | EP0258561A1 Shock-wave generator, particularly for lithotripsy |
| 03/09/1988 | EP0258438A1 Ultrasonic converter |
| 03/09/1988 | EP0258260A1 Method of making a projector for a vehicle horn |
| 03/02/1988 | EP0257253A2 Machine, particularly packing machine |
| 03/02/1988 | CN87104404A Boresonic inspection system |
| 03/01/1988 | US4728933 Miniature dual cavity ringer |
| 03/01/1988 | US4727875 Generator of high power elastic pulses focused in a liquid and obtained by impact |
| 02/24/1988 | EP0256282A1 Ultrasonic wave diagnostic apparatus employing interpolated values of weighting data |
| 02/24/1988 | EP0256202A2 Coupling body for a shockwave-therapeutic apparatus |
| 02/24/1988 | CN85100572B Static electricity stimulator |
| 02/23/1988 | US4726444 Rigid, porous lenses or prisms; ceramics and/or metals; foams, fibers or particles |
| 02/23/1988 | US4726230 Ultrasound imaging apparatus |
| 02/18/1988 | DE3621819A1 Method and device for measuring distance using air-borne sound |
| 02/17/1988 | CN87201016U Screen window or door with noise absorption device |