| Patents for G01S 15 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems (17,242) |
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| 08/10/1993 | US5235315 Self test for obstacle detection system |
| 08/10/1993 | US5233993 Ultrasonic diagnostic apparatus and image forming method therefor |
| 08/10/1993 | CA1321261C Check valve testing system |
| 08/07/1993 | CA2088606A1 Sensing apparatus |
| 08/05/1993 | WO1993015415A1 Ultrasonic imaging system and method with focusing correction |
| 08/05/1993 | WO1993014698A1 Medical ultrasonic imaging system with dynamic focusing |
| 08/05/1993 | DE4302541A1 Automatic braking system for vehicle jeopardised by obstacle - increases deg. of vacuum in brake servo when hazard is identified from range and speed measurements |
| 08/05/1993 | DE4302527A1 Laser ranging device detecting obstacles ahead of motor vehicle - deduces course of vehicle in subdivided range of risks of collision, and evaluates hazard presented by obstacles in each subdivision |
| 08/05/1993 | CA2128887A1 Ultrasonic imaging system and method with focusing correction |
| 08/04/1993 | EP0553804A2 Apparatus for and method of cooling ultrasonic medical transducers by conductive heat transfer |
| 08/04/1993 | CN2139702Y Digital backsight meter for vehicle |
| 07/27/1993 | US5231610 Piling and pier inspection apparatus and method |
| 07/27/1993 | US5231609 Multiplatform sonar system and method for underwater surveillance |
| 07/27/1993 | US5231608 Ultrasonic object detecting apparatus |
| 07/27/1993 | US5231573 Method and system for acquiring flow velocities in ultrasound diagnosis apparatus |
| 07/22/1993 | WO1993014417A1 Sonar equipment for maritime surroundings |
| 07/22/1993 | WO1993013711A1 Method and apparatus for processing images |
| 07/22/1993 | DE4201116A1 Ascent monitoring for mines and shafts - involves monitoring roller system with drive chain of tubes by internal optical monitoring of tubes |
| 07/22/1993 | CA2127263A1 Method and apparatus for processing images |
| 07/20/1993 | US5229975 Vehicle proximity sensor |
| 07/20/1993 | US5229933 2-d phased array ultrasound imaging system with distributed phasing |
| 07/20/1993 | US5229716 Process and device for real-time spectral analysis of complex unsteady signals |
| 07/15/1993 | DE4200605A1 Submarine locating system with ultrasonic transmitter - has acoustic wave receiver, whose active face is adjacent to specified body |
| 07/14/1993 | EP0550735A1 Velocity measurement system |
| 07/13/1993 | US5228009 Parametric clutter elimination |
| 07/13/1993 | US5226420 Ultrasonic color flow imaging using autoregressive processing |
| 07/13/1993 | US5226328 Velocity measurement system |
| 07/08/1993 | WO1993013432A1 Image synthesis using time sequential holography |
| 07/08/1993 | WO1993012720A1 Ultrasound contrast agent examination of tissue perfusion |
| 07/08/1993 | CA2127127A1 Ultrasound contrast agent examination of tissue perfusion |
| 07/08/1993 | CA2125879A1 Image synthesis using time sequential holography |
| 07/07/1993 | EP0549633A1 Improved memory system |
| 07/06/1993 | US5224482 Ultrasound high velocity flow correlation measurement using coded pulses |
| 07/06/1993 | CA1319970C2 Ultrasonic velocity sensor |
| 06/29/1993 | US5224174 Surface feature mapping using high resolution c-scan ultrasonography |
| 06/29/1993 | US5224075 Apparatus for measuring the velocity of a moving body |
| 06/29/1993 | US5223680 Measuring elevator car position using ultrasound |
| 06/24/1993 | WO1993012444A2 Synthetic aperture ultrasound imaging system |
| 06/24/1993 | DE4204414C1 Pulse echo level measuring instrument with pulse transceiver - has circuits to derive distance between transceiver and reflection surface from time between single or multiple echo pulses |
| 06/22/1993 | US5221927 Lidar-acoustic sounding of the atmosphere |
| 06/22/1993 | US5220923 Ultrasonic doppler blood flowmeter |
| 06/22/1993 | US5220922 Ultrasonic non-contact motion monitoring system |
| 06/16/1993 | EP0546623A1 Ultrasonic echograph for measuring high velocities of blood flows |
| 06/09/1993 | EP0545916A2 An implement for automatically milking an animal |
| 06/09/1993 | EP0545778A1 Ultrasonic synthetic aperture diagnostic apparatus |
| 06/03/1993 | DE4215438C1 Temp. compensation system for sound wave propagation distance measurements - using capacitor charging source or discharge circuit having temp. coefft. compensating temp. dependence of propagation time |
| 06/02/1993 | EP0295302B1 Ultrasonic diagnostic device |
| 06/02/1993 | CN2135158Y Intelligent ultrasonic rangefinder for vehicle |
| 06/01/1993 | US5216639 Method for processing a doppler signal |
| 06/01/1993 | US5215094 Ultrasonic flow velocity imaging systems with velocity image presistence |
| 06/01/1993 | US5215093 Ultrasonic color doppler diagnostic apparatus |
| 05/27/1993 | WO1993010469A1 Ultrasonic distance-measuring equipment |
| 05/27/1993 | WO1993010434A1 Apparatus and method for locating sediment in a container |
| 05/27/1993 | CA2123425A1 Apparatus and method for locating sediment in a container |
| 05/26/1993 | EP0543595A1 Beam former for ultrasonic diagnostic apparatus |
| 05/26/1993 | CN2134662Y Automotive rear vision blind area object detector |
| 05/25/1993 | US5213104 Doppler ultrasound monitor system |
| 05/25/1993 | US5213103 Apparatus for and method of cooling ultrasonic medical transducers by conductive heat transfer |
| 05/24/1993 | EP0573431A4 Acoustic doppler current profiler. |
| 05/19/1993 | EP0541777A1 Accoustic logic circuits |
| 05/19/1993 | EP0541565A1 Ultrasonic monitoring system for the interior of a motor vehicle. |
| 05/18/1993 | US5212667 Light imaging in a scattering medium, using ultrasonic probing and speckle image differencing |
| 05/18/1993 | US5212489 Echo ranging system for detecting velocity of targets using composite doppler invariant transmissions |
| 05/18/1993 | US5212467 Object detecting apparatus for use in automobile |
| 05/18/1993 | US5211168 Moving electrode transducer for real time ultrasound imaging for use in medical applications |
| 05/18/1993 | US5211059 Acoustic microscope system |
| 05/13/1993 | DE4208595A1 Einrichtung zur abstandsmessung mit ultraschall Means for distance measurement with ultrasound |
| 05/13/1993 | DE4136587A1 Ammunition locating unit distinguishing between live munition and shrapnel etc. - uses sonic or ultrasonic exciter for direct application of sonic waves for exciting ground and evaluates reflected signal |
| 05/12/1993 | EP0541342A1 Ultrasonic flow imaging |
| 05/12/1993 | CN2133000Y Ambulator for automobile reversing |
| 05/12/1993 | CN1072016A Mode suppression in fluid flow measurement |
| 05/06/1993 | DE4236757A1 Ultrasonic diagnostic appts. e.g. to generate tomographic images - senses minute tissue displacements and generates corresp. data for creating tomographic image. |
| 05/04/1993 | US5208785 Broadband acoustic doppler current profiler |
| 05/04/1993 | US5208586 Ultrasonic vehicle positioning apparatus and method |
| 05/04/1993 | US5207225 Ultrasonic diagnostic system |
| 05/04/1993 | US5207101 Two-wire ultrasonic transmitter |
| 04/27/1993 | US5206838 Ultrasonic transducer |
| 04/27/1993 | US5206652 Doppler radar/ultrasonic hybrid height sensing system |
| 04/21/1993 | EP0513146A4 A parking-aid device |
| 04/20/1993 | US5203336 Ultrasonic imaging apparatus |
| 04/20/1993 | US5203335 Phased array ultrasonic beam forming using oversampled A/D converters |
| 04/15/1993 | WO1993007728A1 Ultrasonic wave probe |
| 04/15/1993 | WO1993007506A1 Feature location and display apparatus |
| 04/13/1993 | US5201906 Anti-piggybacking: sensor system for security door to detect two individuals in one compartment |
| 04/13/1993 | US5201884 Aquatic locator apparatus |
| 04/13/1993 | US5201313 Ultrasonic flowmeter |
| 04/08/1993 | DE4231192A1 Vehicle road speed measuring device - has speed sensor and evaluation circuit which compares sampled speed with expected speed tolerance range |
| 04/08/1993 | DE4132727A1 Electronic flow control unit for fitting to existing water taps - has housing fitted over supply pipes and with integral solenoid valves and proximity sensor |
| 04/07/1993 | EP0535962A1 Ultrasonic diagnosing apparatus |
| 04/06/1993 | US5200931 Volumetric and terrain imaging sonar |
| 04/01/1993 | WO1993006503A1 Ultrasonic ranging devices |
| 03/31/1993 | EP0534217A1 Process for ultrasonic measurement of the position of at least one moving interface and means for application of the process |
| 03/30/1993 | US5198989 Sewer flow measurement control system |
| 03/30/1993 | US5197477 Ultrasonic doppler flow measurement system with tissue motion discrimination |
| 03/28/1993 | CA2077833A1 Process for measuring the position of at least one mobile interface using ultrasound and apparatus for carrying out said process |
| 03/25/1993 | DE4131265A1 Doppler signal generator for Doppler sonography using probe - has unit for prodn. and reception of pulsed Doppler signal and unit for prodn. and reception of continuous Doppler signal also changeover switch |
| 03/24/1993 | EP0324731B1 A method of indicating the time of an acoustic pulse and a device for carrying out the method |
| 03/23/1993 | US5195521 For deriving a signal |
| 03/23/1993 | CA1314970C Measurement of corrosion with curved ultrasonic transducer; rule-based processing of full echo waveforms; preprocessing and transmitting echo waveform information |
| 03/18/1993 | WO1993005487A1 Security door with sensor for detecting piggybacking |