| 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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| 10/24/1984 | EP0122275A1 Inherent delay line ultrasonic transducer and systems |
| 10/23/1984 | US4478085 Ultrasound diagnosis apparatus |
| 10/17/1984 | EP0121947A2 Layered product with flexible regions for reducing noise caused by an object and/or in the air from acoustically excited surfaces |
| 10/16/1984 | US4477505 Using polyurethane foam |
| 10/11/1984 | WO1984003982A1 Sound-adjusting plate |
| 10/10/1984 | EP0120925A1 Variable delay memory system |
| 10/09/1984 | US4476572 Partition system for open plan office spaces |
| 10/09/1984 | US4476183 Thermoformable laminate structure with improved acoustical absorption |
| 10/09/1984 | US4475376 Apparatus for testing ultrasonic transducers |
| 10/03/1984 | EP0120657A1 Dual function ultrasonic transducer assembly |
| 10/03/1984 | EP0120410A2 Ultrasonic probe device |
| 10/03/1984 | EP0120073A1 Ultrasonic imaging system with correction for velocity inhomogeneity and multipath interference, using an ultrasonic imaging array |
| 10/03/1984 | EP0120040A1 Ultrasonic measurement. |
| 10/02/1984 | US4475229 Device for producing artifical reverberation |
| 10/02/1984 | US4474184 Bubble trap for ultrasound scanhead |
| 09/26/1984 | EP0119911A1 Method of ultrasonic imaging using a linear array of transducer elements |
| 09/26/1984 | EP0119855A2 Ultrasonic transducers having improved acoustic impedance matching layers |
| 09/25/1984 | US4473906 Active acoustic attenuator |
| 09/25/1984 | US4472973 Ultrasonic flaw detecting apparatus of electronically scanning type |
| 09/25/1984 | CA1175134A1 Beamforming apparatus and method for ultrasonic imaging systems |
| 09/19/1984 | EP0119019A1 Ultrasonic diagnosis system |
| 09/19/1984 | EP0118837A2 Ultrasonic transducer |
| 09/18/1984 | US4471785 Ultrasonic imaging system with correction for velocity inhomogeneity and multipath interference using an ultrasonic imaging array |
| 09/12/1984 | EP0118206A1 Piezoelectric scanning systems for ultrasonic transducers |
| 09/11/1984 | US4470308 Arc scan ultrasonic imaging system having diverging lens and path-length compensator |
| 09/11/1984 | US4470305 Annular array used as a horn transducer |
| 09/04/1984 | US4470026 Acoustical wax on a surface wave device |
| 09/04/1984 | US4469976 Single-side connected transducer |
| 09/04/1984 | US4469921 Horn type loudspeaker |
| 09/04/1984 | US4469736 Planar element for the absorption of air-transmitted sound and method of manufacturing the same |
| 09/04/1984 | US4469656 Method for forming embossed acoustical tile |
| 08/29/1984 | EP0116823A1 Ultrasonic transducer |
| 08/28/1984 | US4468431 Vibration damping thermal insulation for aerospace craft |
| 08/21/1984 | US4467273 Interchangeable component identification system |
| 08/21/1984 | US4466286 Scanner for scanning an object by means of ultrasonic radiation |
| 08/21/1984 | CA1173146A1 Scanner for scanning an object by means of ultrasonic radiation |
| 08/14/1984 | US4465725 Noise suppression panel |
| 08/14/1984 | US4465160 Horn speaker |
| 08/07/1984 | US4463610 Tuned vibration detector |
| 08/07/1984 | CA1172347A1 Ultrasonic sensing |
| 08/02/1984 | WO1984002998A1 Acoustic absorption for alveolar material |
| 08/01/1984 | EP0114764A2 Interface device for acoustic wave reflection |
| 08/01/1984 | EP0114595A2 Ultrasonic imaging system |
| 08/01/1984 | EP0114547A2 Acoustic system with parametric multi-bundle antennas |
| 07/31/1984 | US4463454 For use in a marine vehicle |
| 07/31/1984 | US4463049 Resilience layer with crosslinked filler |
| 07/31/1984 | US4462255 Piezoelectric scanning systems for ultrasonic transducers |
| 07/25/1984 | EP0113761A1 Electronic outdoor warning siren |
| 07/24/1984 | US4462092 Arc scan ultrasonic transducer array |
| 07/24/1984 | US4461796 Sound damping materials |
| 07/18/1984 | EP0113594A2 Ultrasonic Diagnostic Apparatus Using an Electro-Sound Transducer |
| 07/18/1984 | EP0113475A2 Sheet-like part with sound clamping and stiffening effect |
| 07/17/1984 | US4460987 Variable focus sonar with curved array |
| 07/17/1984 | US4460061 Apparatus for increasing directivity of a sound source |
| 07/17/1984 | US4459854 Ultrasonic transducer coupling member |
| 07/17/1984 | US4459853 Ultrasonic measuring system |
| 07/17/1984 | US4459852 Acoustic microscope using line-focus acoustic beam |
| 07/17/1984 | US4459850 Apparatus for picking-up and analyzing emitted accoustic and ultrasonic signals in hollow bodies |
| 07/17/1984 | CA1170852A1 Acoustical heat pumping engine |
| 07/10/1984 | US4458689 Ultrasound scanner with mapped data storage |
| 07/10/1984 | US4458534 Ultrasonic transducer probe for providing beams with adjustable angle |
| 07/10/1984 | US4458533 Apparatus for ultrasonic scanning |
| 07/04/1984 | EP0112688A2 Multiple beam lens transducer with collimator for sonar systems |
| 07/04/1984 | EP0112594A1 Ear protector for keeping down sound and associated filter |
| 07/03/1984 | US4457311 Ultrasound imaging system for scanning the human back |
| 07/03/1984 | US4457177 Ultrasonic transmitter |
| 07/03/1984 | US4457175 Insonification apparatus for an ultrasound transmission system |
| 06/27/1984 | EP0111978A2 Surface acoustic wave device |
| 06/26/1984 | US4456982 Imaging system with multiple, simultaneous transmissions |
| 06/26/1984 | US4456849 Piezoelectric ultrasonic transducer with damped suspension |
| 06/26/1984 | US4456210 Transducer mounting |
| 06/26/1984 | US4455873 Ultrasonic probe |
| 06/26/1984 | US4455872 Rotating ultrasonic scanner |
| 06/20/1984 | EP0111047A1 Apparatus to generate a succession of impulse-shock wave pulses |
| 06/19/1984 | US4455630 Device for forming an image by means of ultrasound |
| 06/19/1984 | US4454764 Roller-ball ultrasonic imaging module |
| 06/19/1984 | US4454763 Rotary ultrasonic scan head including fluid drive |
| 06/13/1984 | EP0110593A2 Ultrasonic scanning apparatus and techniques |
| 06/13/1984 | EP0110480A2 Phased array transducer apparatus |
| 06/12/1984 | US4454597 Conformal array compensating beamformer |
| 06/12/1984 | US4453409 Ultrasonic sector scanner utilizing rotating transducer |
| 06/05/1984 | US4452841 Unsupported shaped sound barrier component |
| 06/05/1984 | US4452335 Sound absorbing structure for a gas turbine engine |
| 06/05/1984 | US4452334 Tunable damper for an acoustic wave guide |
| 06/05/1984 | US4452084 Inherent delay line ultrasonic transducer and systems |
| 06/05/1984 | US4452083 Ultrasonic diagnosis device |
| 06/05/1984 | CA1168782A1 Highly filled thermoplastic compositions based on ethylene interpolymers and processing oils |
| 05/30/1984 | EP0109869A1 Digital sonar beam-forming apparatus |
| 05/30/1984 | EP0109587A1 Transformer with an oil-cooled active part and sound reducing resonators |
| 05/29/1984 | US4450931 Structure for decreasing low frequency air vibration |
| 05/22/1984 | US4450544 Absorptive sonar baffle |
| 05/22/1984 | US4450542 Multiple beam lens transducer for sonar systems |
| 05/22/1984 | US4450321 Circuit for producing noise generation for sound masking |
| 05/22/1984 | US4450195 Hygienic absorbent and use of a plastic foil in the absorbent |
| 05/22/1984 | US4449607 Soundproofing for a gas pipe, in particular for the fan jet of a turbojet, and equipment for its fabrication |
| 05/22/1984 | CA1167959A1 Purging and expansion mechanism |
| 05/22/1984 | CA1167957A1 Sonar apparatus |
| 05/16/1984 | EP0108190A2 Shock wave reflector |
| 05/16/1984 | EP0108083A1 Method of and apparatus for active vibration isolation |
| 05/15/1984 | US4449235 Electronic cancelling of acoustic traveling waves |