| Patents for G01H 3 - Measuring vibrations by using a detector in a fluid (2,243) |
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| 06/29/2000 | DE19941917A1 Monitoring and regulating especially oil or gas-fired burner systems involves monitoring for coincidence within certain bandwidth between initial and operating data using time correlation |
| 06/28/2000 | EP1011590A1 Noise and light monitor apparatus |
| 06/27/2000 | US6079275 Signal detection instrument with touch probe resonator assembly for use therewith |
| 06/21/2000 | CN1257206A Apparatus and method for mornitoring axle fracture or early gear slippage in gear system |
| 06/08/2000 | WO2000033037A2 System and method for characterizing, synthesizing, and/or canceling out acoustic signals from inanimate sound sources |
| 05/31/2000 | EP1004867A2 Apparatus and method for monitoring shaft cracking or incipient pinion slip in a geared system |
| 05/17/2000 | EP1000354A1 Flexible tube for refurbishing pipes and method for measuring its degree of cure |
| 05/10/2000 | EP0998238A1 System for carrying out surgery, biopsy and ablation of a tumor or other physical anomaly |
| 05/02/2000 | US6058076 Signal detector and method for detecting signals having selected frequency characteristics |
| 04/25/2000 | US6053028 Method and apparatus for testing transducer horn assembly for testing transducer horn assembly debubbling devices |
| 04/20/2000 | DE19844870A1 Displaying sound field of object such as machine or motor vehicle involves generating combined acoustic-visual image and displaying on monitor |
| 04/13/2000 | WO2000000805A3 Signal processing system for energy transfer arrangement under test |
| 04/13/2000 | DE19844784A1 Identification and elimination of subjectively perceived noise, involves playing manipulated recorded noise to operator to evaluate disturbance noise and deriving repair measure |
| 03/28/2000 | US6041657 Outdoor noise testing system |
| 03/14/2000 | US6035719 Noise/vibration measuring and disclosing system |
| 03/09/2000 | WO2000012977A1 Seismic optical acoustic recursive sensor system |
| 03/09/2000 | CA2342639A1 Seismic optical acoustic recursive sensor system |
| 03/08/2000 | CN1246921A Device for inspecting bearings of main motors of rolling stock |
| 03/01/2000 | EP0982579A1 Devices for inspecting bearings of main motors of rolling stock |
| 02/17/2000 | DE19836727A1 Thermo-acoustic sensor, especially for measuring total ultrasonic power radiated from ultrasound transducers; has thermally-insulated ultrasound duct to direct ultrasound radiated in sound propagation medium with negligible absorption |
| 02/09/2000 | EP0978120A1 Device and method for analysis and filtration of sound |
| 02/03/2000 | WO2000005665A1 Method in noise management and noise control planning |
| 02/02/2000 | EP0975261A1 Ultrasound-based 3-d tracking system using a digital signal processor |
| 01/27/2000 | WO2000004359A1 Abnormalities detection with acoustic monitor |
| 01/19/2000 | EP0972172A1 Circuit arrangement for deriving the measured variable from the signals of sensors of a flow meter |
| 01/11/2000 | US6012334 Vibration wave detecting method and vibration wave detector |
| 01/06/2000 | WO2000000805A2 Signal processing system for energy transfer arrangement under test |
| 01/06/2000 | WO2000000803A1 Noise testing system with temperature responsive sensitivity |
| 01/06/2000 | CA2336281A1 Signal processing system for energy transfer arrangement under test |
| 01/06/2000 | CA2336121A1 Noise testing system with temperature responsive sensitivity |
| 01/05/2000 | DE19828409A1 Accident sound detector circuit at road junctions |
| 12/29/1999 | EP0966691A1 System for displaying a 2-d ultrasound image within a 3-d viewing environment |
| 12/29/1999 | EP0966226A1 A system for sharing electrocardiogram electrodes and transducers |
| 12/22/1999 | EP0965058A1 Tracking data sheath |
| 12/21/1999 | US6005916 Apparatus and method for imaging with wavefields using inverse scattering techniques |
| 12/16/1999 | WO1999064897A1 High-resolution seismic acquisition device |
| 12/16/1999 | DE19826072A1 Sound level measuring system with optical indication of measured intensity of sound level |
| 12/15/1999 | CN1238448A Surface plasma resonance tester |
| 12/09/1999 | DE19924955A1 Acoustic measuring unit for determining and evaluating unusual noises, especially drive rattles of motor vehicles |
| 11/30/1999 | US5995632 Fan noise canceller |
| 11/30/1999 | US5995451 Multiple sensor fish surrogate interface system for acoustic and hydraulic data collection and analysis |
| 11/23/1999 | US5990801 Accident sound detection circuit |
| 11/18/1999 | WO1999058055A1 A method for carrying out a medical procedure using a three-dimensional tracking and imaging system |
| 10/26/1999 | US5971913 Noise and light monitor apparatus |
| 10/20/1999 | CN1232174A Noise tester for indoor unit of air conditioner |
| 10/19/1999 | US5969252 Process for the predictive determination in the precritical regime of the load at rupture of a structure |
| 10/07/1999 | WO1999026167A3 Method and device for detecting and making signal shapes coincidental, said shapes being convertible into monotone and constant trajectories in a section by section manner |
| 10/05/1999 | US5962773 Apparatus for measuring intensity of ultrasonic waves in a cleaning tank |
| 09/23/1999 | WO1999047904A1 Devices for inspecting bearings of main motors of rolling stock |
| 09/23/1999 | DE19909486A1 Evaluating quality of fluctuating noises from noise sources, e.g. a motor |
| 09/16/1999 | DE19821213A1 Hum noise determining arrangement for electromechanically operated apparatus |
| 08/24/1999 | US5943555 Micro mechanical component and production process thereof |
| 08/24/1999 | US5943428 Accident sound detector |
| 08/17/1999 | CA2015412C Improved acoustic bearing defect detector |
| 08/10/1999 | US5935068 System and method for improving ultrasound image contrast by amplitude compression of ultrasonic wavefront signals |
| 07/20/1999 | US5925821 Device for measuring noise in a pipe traversed by a fluid |
| 07/15/1999 | WO1999035470A1 Acoustic particle velocity sensor |
| 07/14/1999 | EP0929137A1 Arc detection and location in Gas Insulated Substation using half wave oscillation of the gas |
| 06/30/1999 | EP0926657A1 Method and apparatus for acoustic detection of a signal with a low signal-to-noise ratio, in the presence of a noise source |
| 06/29/1999 | US5918203 Method and device for determining the tonality of an audio signal |
| 06/29/1999 | US5917775 Apparatus for detecting the discharge of a firearm and transmitting an alerting signal to a predetermined location |
| 06/16/1999 | EP0922951A2 V-belt noise tester and testing method |
| 06/10/1999 | DE19754563A1 Level monitor |
| 06/02/1999 | DE19750835A1 Verfahren und Einrichtung zur Laufzeitdifferenzenbestimmung von akustischen Signalen Method and apparatus for determining time differences of acoustic signals |
| 05/27/1999 | WO1999026167A2 Method and device for detecting and making signal shapes coincidental, said shapes being convertible into monotone and constant trajectories in a section by section manner |
| 05/19/1999 | EP0741873B1 A passive sensor system using ultrasonic energy |
| 05/12/1999 | DE19749372A1 Electronic recognition system for acoustic signals |
| 04/29/1999 | WO1999021396A1 Howling eliminator |
| 04/06/1999 | US5892162 Apparatus and method for inspection of pipes and tubes using guided wave probe |
| 03/30/1999 | US5889194 Apparatus for controlling the sensitivity of transducer elements of an array |
| 03/23/1999 | US5886264 System and method for predicting sound radiation and scattering from an arbitrarily shaped object |
| 03/18/1999 | WO1999012509A1 Noise and light monitor apparatus |
| 03/18/1999 | CA2302734A1 Noise and light monitor apparatus |
| 03/17/1999 | EP0902264A2 System and method of measuring noise of mobile body using a plurality microphones |
| 03/10/1999 | EP0901267A2 The detection of the speech activity of a source |
| 03/10/1999 | EP0901015A2 Ultrasonic transducer |
| 02/25/1999 | DE19736021A1 Determining acoustically relevant vibration sources |
| 02/23/1999 | US5874950 Method and system for graphically displaying audio data on a monitor within a computer system |
| 02/18/1999 | DE19748839C1 Method of analysing noise from an extended source |
| 02/09/1999 | US5870483 Sound insulating cap for sound level meters |
| 02/09/1999 | US5868673 System for carrying out surgery, biopsy and ablation of a tumor or other physical anomaly |
| 02/04/1999 | WO1999005520A1 Flexible tube for refurbishing pipes and method for measuring its degree of cure |
| 02/02/1999 | CA2065597C Selection method of ultrasonic translator and translators chosed by this method |
| 01/07/1999 | EP0723651B1 Method and device for measuring ultrasonic activity in an ultrasound delivery system |
| 01/05/1999 | US5856722 Microelectromechanics-based frequency signature sensor |
| 12/30/1998 | EP0756740B1 Process and device for tracing an ultrasound field |
| 12/29/1998 | US5854422 Ultrasonic detector |
| 12/24/1998 | DE19726608A1 Noise determination method for road or railway |
| 12/23/1998 | EP0886131A1 Device for measuring noise in a fluid-carrying pipe |
| 12/23/1998 | EP0886130A2 Method of and apparatus for predicting vehicle interior noise |
| 12/22/1998 | US5852233 For the examination of a specimen |
| 12/02/1998 | EP0881477A2 Vibration wave detecting method and vibration wave detector |
| 11/25/1998 | EP0879426A2 Three-dimensional digital ultrasound tracking system |
| 11/10/1998 | US5834999 Transducer for a stringed musical instrument |
| 11/03/1998 | US5830144 Tracking data sheath |
| 10/27/1998 | US5828997 Method for converting a source signal to a symbolic signal |
| 10/22/1998 | WO1998046140A1 Ultrasound-based 3-d tracking system using a digital signal processor |
| 10/15/1998 | WO1998045671A1 Circuit arrangement for deriving the measured variable from the signals of sensors of a flow meter |
| 10/14/1998 | EP0871021A2 Acoustic sensor |
| 10/08/1998 | DE19713786A1 Schaltungsanordnung zur Ableitung der Meßgröße aus den Signalen von Sensoren eines Durchflußmessers Circuit arrangement for deriving the measured variable from the signals of sensors of a flow meter |