| Patents for G01H 3 - Measuring vibrations by using a detector in a fluid (2,243) |
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| 10/07/1998 | EP0869358A1 Method for a predictive determination of the tensile strenght of a structure in a pre-critical region |
| 10/06/1998 | US5817022 System for displaying a 2-D ultrasound image within a 3-D viewing environment |
| 10/01/1998 | DE19713182A1 Method of determining engine revs. of motor vehicle for engine testing esp. exhaust gas testing |
| 09/24/1998 | DE19708657A1 Ultrasonic process for detects growth of micro-organisms |
| 09/17/1998 | WO1998040760A1 System for displaying a 2-d ultrasound image within a 3-d viewing environment |
| 09/17/1998 | WO1998040026A1 System for carrying out surgery, biopsy and ablation of a tumor or other physical anomaly |
| 09/17/1998 | DE19710414A1 Method to determine airborne noise in vehicle passenger space resulting from travel |
| 09/15/1998 | US5808177 Method for calibrating and controlling a device for the ultrasound detection of objects in the air |
| 09/11/1998 | WO1998039672A1 Tracking data sheath |
| 09/11/1998 | WO1998039669A1 A method for carrying out a medical procedure using a three-dimensional tracking and imaging system |
| 09/11/1998 | WO1998038911A1 A system for sharing electrocardiogram electrodes and transducers |
| 09/08/1998 | US5805457 System for analyzing sound quality in automobiles using musical intervals |
| 09/08/1998 | US5804726 Acoustic signature analysis for a noisy enviroment |
| 08/27/1998 | DE19739145C1 Cure state determination in an object with a wall, especially a pipe renovating liner and process equipment |
| 08/25/1998 | US5797849 Method for carrying out a medical procedure using a three-dimensional tracking and imaging system |
| 08/18/1998 | US5795298 System for sharing electrocardiogram electrodes and transducers |
| 08/06/1998 | DE19714422C1 Acoustic sensor arrangement for mobile platforms, e.g. land, air and watercraft esp. military |
| 08/05/1998 | EP0757799B1 Vehicle classification system using a passive audio input to a neural network |
| 07/14/1998 | US5780745 Acoustic pressure gradient sensor |
| 07/14/1998 | US5779638 Ultrasound-based 3-D tracking system using a digital signal processor |
| 06/24/1998 | EP0849592A2 Process for monitoring the functioning of a spray jet |
| 06/17/1998 | EP0748494B1 Siren detector |
| 06/10/1998 | DE19729609A1 Ultrasonic wave intensity measuring device for cleaning arrangement during manufacture of CRT mask |
| 06/10/1998 | CN1184250A Apparatus for measuring intensity of ultrasonic waves |
| 06/03/1998 | EP0689667B1 Sound evaluation process |
| 05/12/1998 | US5751899 Method and apparatus of analysis of signals from non-stationary processes possessing temporal structure such as music, speech, and other event sequences |
| 05/06/1998 | EP0839585A2 Method and apparatus for testing transducer horn assembly debubbling devices |
| 05/06/1998 | EP0627087B1 Hydrophone arrangement |
| 05/05/1998 | US5748314 Correlation function measurement method and apparatus, and wave source image visualization method and apparatus based on correlation function measurement |
| 04/29/1998 | EP0838669A2 Method and means for noise measurement of electric machines and apparatus |
| 04/28/1998 | US5745435 Method of testing an acoustic array antenna |
| 04/28/1998 | CA2008274C Areal sound intensity receiver |
| 04/16/1998 | DE19651702C1 Spray jet function monitoring method e.g. for painting system |
| 04/02/1998 | DE19740783A1 Meteorological attenuation determination method in air |
| 04/02/1998 | DE19640051A1 Test equipment for diagnostic or therapeutic source of acoustic waves |
| 04/02/1998 | DE19640050A1 Test device for source of acoustic waves esp shock waves for medical treatment, lithotripsy |
| 03/31/1998 | US5734579 Rotational-device method and system |
| 03/25/1998 | EP0831310A2 Method and arrangement for measuring the meteorological additional damping of sound |
| 03/24/1998 | US5732141 Detecting voice activity |
| 03/17/1998 | US5729074 Micro mechanical component and production process thereof |
| 03/17/1998 | US5728481 Spin interaction device |
| 03/05/1998 | DE19635119A1 Vibrational excursion detection device of vibration generator e.g. for conveyors of bulk goods and small items |
| 02/25/1998 | EP0711406B1 Acoustic microscope |
| 01/27/1998 | US5712828 Hydrophone group sensitivity tester |
| 01/27/1998 | US5712805 Noise diagnostic system |
| 01/20/1998 | US5710377 Ultrasonic leak detection system |
| 01/14/1998 | EP0818771A2 Fan noise canceller |
| 01/14/1998 | EP0772764B1 Process and device for determining the tonality of an audio signal |
| 01/08/1998 | WO1998000836A1 Device and method for analysis and filtration of sound |
| 01/08/1998 | DE19626329A1 Method for acoustically accurate analysis of noise of auditory events |
| 01/07/1998 | EP0815420A1 Vibration dosimeter worn by an operator |
| 12/23/1997 | US5700955 Precision thickness variation mapping via one-transducer ultrasonic high resolution profilometry for sample with irregular or rough surface |
| 12/18/1997 | DE19623871A1 Statistical phase analysis of oto-acoustic emissions method, for acoustic screening |
| 12/17/1997 | EP0813350A2 Device for measuring the characteristics of a microphone |
| 12/16/1997 | US5698788 Method for analysing regularly recurring mechanical vibrations |
| 11/20/1997 | WO1997043606A1 Ultrasound phantoms |
| 11/18/1997 | CA2054428C Spectral maxima sound processor |
| 11/12/1997 | EP0806639A1 Calibration and control method for an object detection apparatus using ultrasound in air |
| 11/04/1997 | US5684243 Methods for controlling sensitivity of electrostrictive transducers |
| 10/30/1997 | DE19710736A1 Signalumformer für ein Saitenmusikinstrument Transducer for a stringed musical instrument |
| 10/16/1997 | DE19623715C1 Equipment for measurement of free-field characteristic of e.g. directional microphone |
| 10/07/1997 | US5675075 Acoustic microscope |
| 09/23/1997 | US5670719 Automated system and method for testing resolution of ultrasound scanners |
| 09/17/1997 | EP0795755A2 Method of non-harmonic analysis of waveforms for synthesis, interpolation and extrapolation |
| 09/15/1997 | CA2200018A1 Transducer for a stringed musical instrument |
| 09/10/1997 | EP0793939A1 Washing machine |
| 09/09/1997 | US5665893 Reference block for determining operating characteristics of ultrasonic transducer in right circular cylinder type probe |
| 08/26/1997 | US5660909 Sheet for measuring ultrasonic waves |
| 08/13/1997 | EP0789233A1 Test procedure for an acoustic array antenna |
| 07/24/1997 | DE19601944A1 System for measuring acoustic values such as sonic speed and/or acoustic impedance in fluids |
| 06/25/1997 | EP0780824A1 Method and system for visual display of audio data |
| 06/24/1997 | US5642445 System for determining an interior or exterior acoustic noise level of an enclosed structure and noise reduction device incorporating such system |
| 06/12/1997 | DE19546099A1 Cavitation bubble and ultrasound field strength measurement method in fluids |
| 05/27/1997 | US5633584 Three-dimensional detection, dosimetry and imaging of an energy field by formation of a polymer in a gel |
| 05/22/1997 | WO1997018466A1 Detecting a boundary between two layers of material |
| 05/20/1997 | US5631877 Narrowband signal revealer |
| 05/15/1997 | DE19645953A1 Measuring correlation function between first and second observation signals |
| 05/14/1997 | EP0772764A1 Process and device for determining the tonality of an audio signal |
| 05/14/1997 | CN2254180Y Compound hydrophone |
| 04/24/1997 | WO1997015044A1 Acoustic signature analysis for a noisy environment |
| 04/24/1997 | WO1997014940A1 Acoustic signature analysis for a noisy environment |
| 04/23/1997 | EP0769135A1 Acoustic pressure gradient sensor |
| 04/17/1997 | CA2187994A1 Acoustic signature analysis for a noisy environment |
| 04/15/1997 | US5619997 Passive sensor system using ultrasonic energy |
| 04/08/1997 | US5619616 Vehicle classification system using a passive audio input to a neural network |
| 04/08/1997 | US5619220 Sound image display method and apparatus |
| 04/08/1997 | US5618993 Ultrasonic detection apparatus and method for detecting acoustic emission |
| 03/18/1997 | US5612930 Ultrasonic transducer |
| 03/13/1997 | DE19533635A1 Measuring and indicating system for net faults in ball games esp. tennis |
| 03/12/1997 | EP0762380A2 Pitch detection apparatus and method for acoustic waveform |
| 03/06/1997 | DE19634663A1 Oscillometer for measurement of mass flow or density of liquid in pipe |
| 02/19/1997 | CN2247801Y Liquid sound emission sensor |
| 02/19/1997 | CN2247800Y Air sound emission sensor |
| 02/12/1997 | EP0757799A1 Vehicle classification system using a passive audio input to a neural network |
| 02/06/1997 | WO1997004333A1 Imaging method and device with parallel processing of data |
| 02/06/1997 | WO1996031753A3 Three-dimensional digital ultrasound tracking system |
| 02/05/1997 | EP0756740A1 Process and device for tracing an ultrasound field |
| 01/21/1997 | CA2024436C Ultrasonic air-in-line detector self-test technique |
| 01/02/1997 | EP0750737A1 Apparatus and method for detecting ultrasonic waves propagated from within a selected distance |
| 12/24/1996 | US5588032 Apparatus and method for imaging with wavefields using inverse scattering techniques |