| Patents for G01S 15 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems (17,242) |
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| 03/17/1993 | EP0205526B1 Image filtering apparatus and method |
| 03/16/1993 | US5195058 Ultrasonic method for non-intrusive low liquid level sensing |
| 03/04/1993 | WO1993004383A1 Improved integrated passive acoustic and active ultrasonic marine aquatic finder system |
| 03/03/1993 | EP0529069A1 Intravascular imaging apparatus and method |
| 03/03/1993 | CN1019997C Method for measuring length, and apparatus for implementing method |
| 03/02/1993 | US5190044 Ultrasonic blood flow imaging apparatus |
| 02/24/1993 | EP0528693A1 Stack-connectable ultrasound probe, ultrasound imaging system and diagnostic sonography system |
| 02/23/1993 | US5188113 Ultrasonic diagnosis apparatus |
| 02/23/1993 | US5188112 Ultrasonic Doppler imaging systems with improved flow sensitivity |
| 02/18/1993 | WO1993003333A1 Velocity measurement system |
| 02/17/1993 | CN1019919C Reflecting sound microscope with acoustic mirror |
| 02/16/1993 | US5187688 Method of counting the number of passers-by |
| 02/16/1993 | US5187687 Production of images |
| 02/16/1993 | US5186177 Method and apparatus for applying synthetic aperture focusing techniques to a catheter based system for high frequency ultrasound imaging of small vessels |
| 02/16/1993 | US5186176 Ultrasonic diagnosis apparatus |
| 02/16/1993 | US5186175 Ultrasonic diagnostic apparatus |
| 02/09/1993 | US5185725 Diver locator system |
| 02/09/1993 | US5184622 Ultrasonic diagnosing apparatus |
| 02/09/1993 | US5184512 Measuring the length of a column of fluid in a tube |
| 02/03/1993 | EP0525858A2 Method and device for determining variations in the position of a movable object by means of ultrasound |
| 02/02/1993 | US5184330 Multi-beam sonar fish detection apparatus providing real-time three-dimensional wire-frame display representation |
| 02/02/1993 | US5184293 Apparatus for automatic depth control for earth moving and grading |
| 01/28/1993 | DE4224209A1 Ultrasonic measuring appts. for measurement of elastic properties - generates HF burst or shock waves, converges to point, and detects amplitude and phase or reflected waves |
| 01/26/1993 | US5182728 Ultrasound imaging system and method |
| 01/26/1993 | US5181514 Transducer positioning system |
| 01/26/1993 | US5181513 Method of acquiring ultrasound images |
| 01/26/1993 | CA1313251C Scanning sonar system |
| 01/21/1993 | WO1993001506A1 Underwater object sensing system |
| 01/21/1993 | WO1993001505A1 Seabed exploration system |
| 01/21/1993 | CA2113195A1 Seabed exploration system |
| 01/20/1993 | EP0523096A1 Acoustic search device. |
| 01/19/1993 | US5179954 Ultrasonic inspection and imaging instrument |
| 01/12/1993 | US5179541 Acoustic borehole televiewer |
| 01/12/1993 | US5178147 Method and apparatus for elastographic measurement and imaging |
| 01/07/1993 | WO1993000570A1 Mode suppression in fluid flow measurement |
| 01/07/1993 | EP0521498A1 Elutter rejection filter for an ultrasonic doppler system |
| 01/07/1993 | EP0489870A4 System and method for transforming two dimensional signals of a hand held sector transducer into three dimensional signals |
| 01/07/1993 | DE4121150A1 Producing background-free ultrasound sectional images - using ultrasound camera with transmitter, receiver and reproduction systems, all operating according to reflex-transmission picture process |
| 01/05/1993 | US5177711 Object detecting switch device |
| 01/05/1993 | US5177710 High speed multibeam sidelock sonar with few elements |
| 01/05/1993 | US5177691 Measuring velocity of a target by Doppler shift, using improvements in calculating discrete Fourier transform |
| 12/30/1992 | EP0520397A2 Ultrasound imaging system and method |
| 12/30/1992 | EP0520338A2 A medical ultrasound imaging system having a partitioned menu |
| 12/30/1992 | EP0520247A2 Surveillance apparatus comprising, transmitter, receiver and signal processing circuit |
| 12/29/1992 | US5175710 Method of analyzing signals |
| 12/29/1992 | US5175708 Battery powdered acoustic transponder for use in underwater environment |
| 12/29/1992 | US5175695 UL trasonic measuring apparatus |
| 12/24/1992 | DE4120397A1 Contactless ultrasonic rangefinder esp. for vehicles in traffic - applies correction for temp. deduced from measurement of ultrasonic propagation time over distance between two transducers |
| 12/22/1992 | US5173882 Sonar system for and method of arctic seafloor reconnaissance |
| 12/22/1992 | US5173881 Vehicular proximity sensing system |
| 12/19/1992 | CA2069552A1 Volumetric and terrain imaging sonar |
| 12/15/1992 | US5170858 Automatic braking apparatus with ultrasonic detector |
| 12/15/1992 | US5170792 Adaptive tissue velocity compensation for ultrasonic Doppler imaging |
| 12/15/1992 | US5170791 Method and apparatus for calculating the fetal heart rate |
| 12/10/1992 | WO1992022055A1 Accoustic logic circuits |
| 12/10/1992 | WO1992021935A1 Acoustic web edge sensor |
| 12/10/1992 | WO1992021289A1 Ultrasonic tomograph |
| 12/10/1992 | DE4208173A1 Measuring absolute position of lift cabin when power fails or after accident - measuring time of transition of ultrasonic signals between two ultrasonic transducers radiating into lift shaft |
| 12/10/1992 | DE4118810A1 Measuring appts. for small particles in flowing medium - uses HF ultrasonic Doppler principle with two measurement positions, each with ultrasonic transmission reception transducer, and mixers to produce difference signals |
| 12/10/1992 | DE4118809A1 Fluid or particle flow measuring device |
| 12/09/1992 | EP0517140A2 Apparatus for measuring small fluid and particle flow |
| 12/08/1992 | US5170170 Radiation imaging utilizing data reconstruction to provide transforms which accurately reflect wave propagation characteristics |
| 12/08/1992 | US5168877 Ultrasonic diagnostic apparatus |
| 12/03/1992 | DE4117540A1 Motor vehicle unit determining pitch and roll angle and height above roadway - has three ultrasonic sensors at least arranged at vehicle base such that they stretch between plane at remote most points from each other |
| 12/01/1992 | US5168477 Method of and an apparatus for the ultrasonic identification of materials and equipments |
| 12/01/1992 | US5168473 Integrated passive acoustic and active marine aquatic apparatus and method |
| 12/01/1992 | US5168471 Integrated passive acoustic and active ultrasonic marine aquatic finder system |
| 12/01/1992 | US5168469 Method for acoustically testing a medium for a defect |
| 12/01/1992 | US5168456 Incremental frequency domain correlator |
| 11/26/1992 | WO1992021023A1 Method and apparatus for elastographic measurement and imaging |
| 11/26/1992 | CA2102785A1 Method and apparatus for elastographic measurement and imaging |
| 11/25/1992 | EP0514584A2 Transducer positioning system |
| 11/24/1992 | US5165413 Steered linear color doppler imaging |
| 11/19/1992 | EP0514252A1 Method to detect moving sources and to estimate their path |
| 11/19/1992 | EP0514010A2 Apparatus for destroying a calculus |
| 11/19/1992 | EP0513146A1 A parking-aid device |
| 11/17/1992 | US5163434 Ultrasonic diagnostic apparatus |
| 11/17/1992 | US5163323 Ultrasonic distance measuring instrument |
| 11/12/1992 | WO1992019983A1 Ultrasonic measurement apparatus |
| 11/11/1992 | EP0512837A2 Ultrasonic doppler imaging apparatus |
| 11/10/1992 | US5163026 Method for increasing the image rate of a sonar and sonar for the implementation of this method |
| 11/10/1992 | US5162828 Display system for a head mounted viewing transparency |
| 11/10/1992 | US5161537 Ultrasonic diagnostic system |
| 11/10/1992 | US5161535 Medical ultrasound imaging system having a partitioned menu |
| 11/04/1992 | EP0511768A2 Implement height control method and apparatus |
| 11/04/1992 | CN1065964A Apparatus for encoding fishfinder image information and transmission method |
| 11/03/1992 | US5161127 Method of determining the target direction and target range of sound generating targets |
| 11/03/1992 | US5161126 Acoustic flute web edge sensor |
| 11/03/1992 | US5160927 System and method for detecting the presence of objects in the path of movable vehicle |
| 11/03/1992 | US5159931 Apparatus for obtaining a three-dimensional reconstruction of anatomic structures through the acquisition of echographic images |
| 11/03/1992 | US5159837 Ultrasonic wave obstacle sensor |
| 11/03/1992 | US5159835 Testing the operating condition of a fluid flow |
| 10/30/1992 | CA2041467A1 Process for generating powerful acoustical pulses by incorporating aluminum electrodes or high voltage/high current capacitors (or superconducting field coils) in the discharge circuits of plasma sparking devices |
| 10/29/1992 | WO1992018879A1 Vehicle parking aid |
| 10/29/1992 | DE4213393A1 Ultrasonic microscope system with ultrasonic pulse transceiver - transmits ultrasonic waves which impulse on sample being examined and receives echo from sample to produce dependent electrical output signal |
| 10/28/1992 | EP0511012A1 Ultrasound doppler position sensing |
| 10/28/1992 | EP0510023A1 Device for detecting the presence of a vehicle by means of an ultrasonic device. |
| 10/27/1992 | US5159579 Apparatus for encoding fishfinder image information and transmission method |
| 10/27/1992 | US5159576 Automatic sensor identification for ultrasonic proximity switches |
| 10/27/1992 | US5158088 Ultrasonic diagnostic systems for imaging medical instruments within the body |