| Patents for G01H 17 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the other groups of this subclass (3,373) |
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| 01/30/2001 | US6182018 Method and apparatus for identifying sound in a composite sound signal |
| 01/17/2001 | EP1069413A2 Method and apparatus for determining room acoustic properties in particilar in a vehicle |
| 01/09/2001 | US6170333 Apparatus for detecting abnormal sound and method for judging wrong in machine |
| 01/09/2001 | US6170326 Signal processing system for energy transfer arrangement under test |
| 11/08/2000 | EP1050863A2 Analytical tachometers |
| 11/07/2000 | US6144923 Machine diagnosis system |
| 11/02/2000 | WO2000000805A9 Signal processing system for energy transfer arrangement under test |
| 10/26/2000 | DE19915269A1 Verfahren zur Bestimmung der Reibung zwischen Strangschale und Kokille beim Stranggießen Method for determining the friction between strip skin and mold in continuous casting |
| 10/25/2000 | EP1046897A1 Master wheel for checking gear wheels for surface defects |
| 10/25/2000 | EP1046026A1 Method and arrangement for evaluating combustion processes in an internal combustion engine |
| 10/25/2000 | EP1045988A1 Detecting and controlling vibration in a wind turbine |
| 10/11/2000 | EP1043710A1 Method for simulating a non-linear acoustic wave propagation, in particular through a resonator |
| 10/11/2000 | EP1043096A1 Process of measuring the frictional force between the strand and the mould at continuous casting |
| 10/11/2000 | CN1269271A Method for determining friction between crystalizer and blank shell when continuous casting |
| 10/10/2000 | US6128959 Driveline vibration analyzer |
| 10/04/2000 | CN1269012A Signal processing system for sensing a periodic signal in noise |
| 10/03/2000 | CA2303641A1 Method of determining the friction between strand shell and mold during continuous casting |
| 09/21/2000 | WO2000056119A1 Intelligent speaker training using microphone feedback and pre-loaded templates |
| 09/21/2000 | CA2596275A1 Low profile acoustic sensor array and sensors with pleated transmission lines and related methods |
| 09/06/2000 | EP0585237B1 Dynamical system analyser |
| 08/22/2000 | US6105443 Dummy sound absorber representing a seated human for measuring sound absorption power of a theater chair |
| 08/15/2000 | CA2242438C System for restricting use of measuring apparatus |
| 08/08/2000 | US6101453 Method and apparatus for analyzing vibration of housing of disk device |
| 07/26/2000 | EP1022702A2 Self-powered wireless tranducer |
| 07/18/2000 | US6090147 Computer program media, method and system for vibration and acoustic analysis of complex structural-acoustic systems |
| 07/12/2000 | EP1018640A1 Torsional vibration measuring instrument and torsional vibration measuring method |
| 07/11/2000 | US6085593 Vibration damping element test apparatus |
| 06/28/2000 | EP1012498A1 Dry bearing detection apparatus |
| 06/27/2000 | US6079258 Method for analyzing the driving behavior of motor vehicles |
| 06/14/2000 | EP1007916A1 Signal processing system for sensing a periodic signal in noise |
| 06/13/2000 | CA2015858C Passive acoustics system to monitor fluidized bed systems |
| 06/08/2000 | DE19917541A1 Method and appliance for fault diagnosis of production machinery based on the vibration characteristics of machine |
| 06/08/2000 | DE19852220A1 Verfahren zur Erkennung von Schäden im Schienenverkehr Method for detecting damage in rail transport |
| 05/25/2000 | WO2000029270A1 Method for detecting damage in railway traffic |
| 05/18/2000 | DE19852833A1 Scanning microscope probe distance evaluation method, e.g. for scanning near-field optical microscopy; uses detected oscillation amplitude, frequency or phase of probe subjected to lateral and superimposed vertical oscillation |
| 04/26/2000 | EP0995260A1 Rotating electric motor system capable of vibrating and method for operating a rotating electric motor capable of vibrating |
| 04/25/2000 | US6055391 Vibration detection and control system for printers |
| 04/18/2000 | US6051833 Probe scanning device |
| 04/13/2000 | WO2000020833A1 Method and arrangement for evaluating combustion processes in an internal combustion engine |
| 04/13/2000 | WO2000000805A3 Signal processing system for energy transfer arrangement under test |
| 04/12/2000 | CN1051349C Construction method for pile head grouting of cast-in-situ grout pile and pile head pressure grounting line |
| 04/06/2000 | DE19845232A1 Verfahren und Vorrichtung zur Bewertung von Verbrennungsvorgängen an einer Brennkraftmaschine Method and apparatus for evaluating combustion processes in an internal combustion engine |
| 03/08/2000 | EP0983489A1 Apparatus and method for compressing measurement data correlative to machine status |
| 03/01/2000 | EP0982578A2 Method and apparatus for identifying sound in a composite sound signal |
| 02/25/2000 | CA2280682A1 Method and apparatus for identifying sound in a composite sound signal |
| 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 |
| 02/16/2000 | EP0980001A1 Driveline vibration analyzer |
| 02/15/2000 | US6026348 Apparatus and method for compressing measurement data correlative to machine status |
| 02/13/2000 | CA2280280A1 Driveline vibration analyzer |
| 02/08/2000 | CA2103259C Improvements in and relating to particle detection and analysis |
| 01/27/2000 | WO2000004359A1 Abnormalities detection with acoustic monitor |
| 01/13/2000 | WO2000002023A1 Dynamic holographic velocimeter for measuring vibrations |
| 01/13/2000 | DE19829409A1 Oscillation detector using pressure sleeve e.g. knock sensor for car IC engine |
| 01/13/2000 | DE19829407A1 Oscillation detector with pressure sleeve e.g. knock sensor for car IC engine |
| 01/13/2000 | DE19829379A1 Oscillation detector using pressure sleeve e.g. knock sensor for car IC engine |
| 01/06/2000 | WO2000000805A2 Signal processing system for energy transfer arrangement under test |
| 01/06/2000 | CA2336281A1 Signal processing system for energy transfer arrangement under test |
| 01/05/2000 | DE19828409A1 Accident sound detector circuit at road junctions |
| 12/09/1999 | DE19825404A1 Needle probe for scanning probe microscope, having toughened carbon, metallic or organometallic coating |
| 12/07/1999 | US5999956 Separation system for non-stationary sources |
| 11/25/1999 | DE19822634A1 Nano-atomic force microscope for rapid and sensitive surface interatomic or intermolecular force measurement |
| 11/24/1999 | EP0836408A4 Apparatus and method for measuring tympanic displacement |
| 11/23/1999 | US5990801 Accident sound detection circuit |
| 11/16/1999 | US5983713 Scanning probe microscope |
| 11/16/1999 | CA2196010C Adaptive iir multitone detector |
| 10/27/1999 | CN1046028C Monitoring system for displaying the states of vibration of rotating wheel blades for turbine |
| 10/12/1999 | US5965804 Knock sensor |
| 10/05/1999 | US5962773 Apparatus for measuring intensity of ultrasonic waves in a cleaning tank |
| 09/30/1999 | DE19812987A1 Distance control between probe and specimen for oscillating measurement probe in electron scanning microscopy |
| 09/22/1999 | EP0942853A1 Accident sensor consisting of a deformable part of the vehicle |
| 09/22/1999 | CN1229191A Detecting apparatus capable of detecting magnitude of shock and portable electronic appliance with the same |
| 09/15/1999 | EP0776464A4 Method and apparatus for determining resonance information |
| 09/14/1999 | CA2035278C Automatic pseudokeyphasor generator |
| 09/09/1999 | DE19806240A1 Contact-less path and oscillation measurement of object |
| 08/17/1999 | US5939616 Knocking detecting sensor |
| 07/27/1999 | US5929336 Dry bearing detection apparatus |
| 07/22/1999 | WO1999036695A1 Method for measuring and controlling oscillations in a wind turbine |
| 05/19/1999 | CN1217056A Multiple sensor apparatus and method for monitoring turbomachine |
| 04/22/1999 | WO1999019698A1 Apparatus and method for compressing measurement data correlative to machine status |
| 04/22/1999 | WO1999019175A1 Accident sensor consisting of a deformable part of the vehicle |
| 04/22/1999 | DE19745309A1 Collision sensor for vehicles |
| 04/20/1999 | US5895840 Vibration sensing device having slidable conductive member |
| 04/14/1999 | CN1213773A Method for protecting against vibrations in rotary machines |
| 03/31/1999 | EP0905601A1 System for restricting use of a measuring apparatus |
| 03/24/1999 | EP0737351B1 Method and system for detecting and generating transient conditions in auditory signals |
| 03/16/1999 | US5884260 Method and system for detecting and generating transient conditions in auditory signals |
| 03/10/1999 | EP0901007A2 Test device for vibration dampers of turbine vanes |
| 03/09/1999 | US5880351 Vibration sensing element and vibration sensor |
| 03/04/1999 | WO1999010715A1 Signal processing system for sensing a periodic signal in noise |
| 03/04/1999 | CA2297891A1 Signal processing system |
| 03/02/1999 | US5878286 Motion detection device for a photographic apparatus |
| 02/18/1999 | DE19748839C1 Method of analysing noise from an extended source |
| 02/11/1999 | DE19738595C1 Turbine blade damping element testing device |
| 02/03/1999 | EP0817963A4 Vibration analyzer |
| 02/03/1999 | EP0705422B1 Continuous monitoring of reinforcements in structures |
| 02/02/1999 | US5867115 Signal processing circuit with offset compensation |
| 01/27/1999 | CN1206086A System for restricting use of measuring apparatus |
| 12/29/1998 | US5854993 Component machine testing using neural network processed vibration data analysis |
| 12/23/1998 | WO1998058446A1 Rotating electric motor system capable of vibrating and method for operating a rotating electric motor capable of vibrating |
| 12/23/1998 | EP0886130A2 Method of and apparatus for predicting vehicle interior noise |