| Patents for G01N 29 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object (28,925) | 
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| 12/17/2002 | US6494079 Method and apparatus for characterizing materials by using a mechanical resonator | 
| 12/14/2002 | CA2350816A1 Dynamic sound scattering | 
| 12/12/2002 | WO2002099414A1 Flow detectors having mechanical oscillators, and use thereof in flow characterization systems | 
| 12/12/2002 | WO2002099412A1 Optical ultrasonic measurement | 
| 12/12/2002 | WO2002099411A1 Multi-function stress wave sensor | 
| 12/12/2002 | WO2002099390A1 Method for testing the flexural strength of an elongate vertically anchored object | 
| 12/12/2002 | WO2002099384A2 Multimode structure for current measurement, ultrasonic and near-ir spectrum collection and processing | 
| 12/12/2002 | WO2002090972A8 Ultrasound low frequency composition converter provided with mode switch | 
| 12/12/2002 | WO2002075261A3 Method for monitoring the oscillatory characteristics of a microfabricated resonant mass sensor | 
| 12/12/2002 | WO2002008746A3 Apparatus and method for analysis of guided ultrasonic waves | 
| 12/12/2002 | US20020188199 System and method for phase inversion ultrasonic imaging | 
| 12/12/2002 | US20020186380 System and method for high-speed laser detection of ultrasound | 
| 12/12/2002 | US20020186379 System and method for control of paint thickness | 
| 12/12/2002 | US20020185240 System and method for online control of paper elasticity and thickness | 
| 12/12/2002 | US20020184950 Non-contact inspection system for large concrete structures | 
| 12/12/2002 | DE10124689A1 Verfahren zur Prüfung eines plattenförmigen Werkstücks A method for testing a plate-shaped workpiece | 
| 12/11/2002 | EP1265222A1 Housing for an ultrasonic sensor with separately prepared cylinder and vibration part | 
| 12/11/2002 | EP1265066A2 Method and device for quality control using frequency analysis | 
| 12/11/2002 | EP1263536A2 Multidimensional ultrasonic transducer arrays | 
| 12/11/2002 | EP1263326A2 Power spectral strain estimators in elastography | 
| 12/10/2002 | US6492601 Self-monitoring controller for quartz crystal Microbalance sensors | 
| 12/10/2002 | US6491708 Ultrasonic transducer with improved compressive loading | 
| 12/10/2002 | US6491634 Sub-beamforming apparatus and method for a portable ultrasound imaging system | 
| 12/10/2002 | US6490927 Method for detecting multiple types of corrosion | 
| 12/10/2002 | US6490911 Sensor device with fluid introduction holes | 
| 12/05/2002 | WO2002077405A3 Pipeline inspection system | 
| 12/05/2002 | US20020183619 Ultrasonic imaging apparatus | 
| 12/05/2002 | US20020180306 Carbon nanobimorph actuator and sensor | 
| 12/05/2002 | US20020180099 Continuous processing; emulsion polymerization | 
| 12/05/2002 | US20020178821 Method and apparatus for ultrasonic non-destructive inspection | 
| 12/05/2002 | US20020178820 Ultrasound sorting of weanling calves and identification of tenderness indicators | 
| 12/05/2002 | US20020178805 Method and apparatus for downhole fluid characterization using flexural mechanical resonators | 
| 12/05/2002 | US20020178798 Process for determining the degeneratioin level of keratinic fibers | 
| 12/05/2002 | US20020178789 Apparatus, systems and methods for detecting and transmitting sensory data over a computer network | 
| 12/05/2002 | US20020178787 Method and apparatus for characterizing materials by using a mechanical resonator | 
| 12/05/2002 | US20020178784 Method for the measurement of aerosol particles in gaseous samples | 
| 12/05/2002 | DE10221192A1 Verfahren zur Durchführung einer Ultraschalldefektoskopie innerhalb von Rohren A method for performing Ultraschalldefektoskopie within tubes | 
| 12/05/2002 | DE10143755C1 Ultrasonic testing of defects close to surface in workpiece involves measuring offset between point at which ultrasonic beam reaches surface and point at which it leaves surface | 
| 12/05/2002 | DE10123237A1 Zerstörungsfreie Ultraschall-Prüfmethode zur Schadensdetektion, sowie Vorrichtung zur Durchführung derselben Non-destructive ultrasonic testing method for damage detection, and device for carrying out the same | 
| 12/04/2002 | EP1261855A1 Gas sensor | 
| 12/04/2002 | EP1261846A1 Simultaneous determination of multiphase flowrates and concentrations | 
| 12/04/2002 | CN1382984A Method and equipment for exciting microsize interface wave | 
| 12/04/2002 | CN1382983A Nondestructive quantitative measuring method and device for photoacaustic performance of membrane-base coupling structure in micro optical-mechanical-electric system | 
| 12/03/2002 | US6490047 System and method for laser ultrasonic bond integrity evaluation | 
| 12/03/2002 | US6489896 Air in-line sensor for ambulatory drug infusion pump | 
| 12/03/2002 | US6487922 Steam turbine inlet sleeve inspection apparatus and method | 
| 12/03/2002 | US6487916 Ultrasonic flow metering system | 
| 12/03/2002 | US6487915 Method for characterizing residual stress in metals | 
| 12/03/2002 | US6487910 Method and apparatus for quantitative sputter target cleanliness and characterization | 
| 12/03/2002 | US6487909 Acoustic waveguide sensing the condition of components within gas turbines | 
| 12/03/2002 | US6487894 Method for determining particle size distribution and mechanical properties of soft particles in liquids | 
| 12/03/2002 | CA2249752C Ultrasonic inspection method and apparatus | 
| 11/30/2002 | CA2388279A1 System and method for conditioned based monitoring using acoustic diagnosis | 
| 11/28/2002 | WO2002095940A1 Surface acoustic wave sensor | 
| 11/28/2002 | WO2002095633A2 Method and apparatus for determining the health of a component using condition indicators | 
| 11/28/2002 | WO2002095444A1 Detection of a coherent reflector in noisy ultrasound data | 
| 11/28/2002 | WO2002095398A1 Method and apparatus for detecting environmental smoke exposure | 
| 11/28/2002 | WO2002095388A2 Acoustic monitoring of a structure | 
| 11/28/2002 | WO2002095359A2 Method and apparatus for detecting illicit substances | 
| 11/28/2002 | WO2002071091A3 Device for evaluating signals during ultrasound analysis of welded joints | 
| 11/28/2002 | WO2002068948A3 Method and apparatus for inspecting pipelines from an in-line inspection vehicle using magnetostrictive probes | 
| 11/28/2002 | WO2002050529A9 Acoustic method for estimating mechanical properties of a material and apparatus therefor | 
| 11/28/2002 | WO2002025260A3 Method for inspecting electric resistance welds using magnetostrictive sensors | 
| 11/28/2002 | US20020177232 Method and apparatus for detecting illicit substances | 
| 11/28/2002 | US20020174722 Method of in-tube ultrasonic flaw detection | 
| 11/28/2002 | DE10143047A1 Measurement of the deposited layer of separated matter on the inner surface of a reactor container, uses a mechanical striker acting on the outer surface with a receiver to convert the vibrations into signals for evaluation | 
| 11/28/2002 | DE10133510C1 Fault detection method for glass or ceramic body uses correlation coefficient obtained from 2 time offset oscillation response characteristics | 
| 11/28/2002 | DE10053250A1 Oil state sensor device e.g. for motor vehicle oil derives various parameters of oil condition from output of ultrasonic sensor | 
| 11/28/2002 | CA2439734A1 Method and apparatus for determining the health of a component using condition indicators | 
| 11/27/2002 | EP1260116A1 Folded sagnac sensor array | 
| 11/27/2002 | EP1259802A1 Apparatus and method for compressing measurement data correlative to machine status | 
| 11/27/2002 | EP0894266B1 Characterisation of objects by means of ultrasonic waves | 
| 11/27/2002 | CN1381223A Connector casing, ultrosoic probe and ultrosonic imaging device | 
| 11/26/2002 | US6486962 Method and apparatus for assessing material properties of sheet-like materials | 
| 11/26/2002 | US6486678 Method for non-destructive analysis of electrical power system equipment | 
| 11/26/2002 | US6484584 Method for the concurrent ultrasonic inspection of partially completed welds | 
| 11/26/2002 | US6484583 Through-transmission ultrasonic inspection apparatus and method | 
| 11/26/2002 | US6484580 In situ testing of a satellite or other object prior to development | 
| 11/23/2002 | CA2348329A1 Acoustic monitoring of a structure | 
| 11/21/2002 | WO2002093738A2 Carbon nanobimorph actuator and sensor | 
| 11/21/2002 | WO2002093158A1 Ultrasonic detecting device and ultrasonic detecting method using it | 
| 11/21/2002 | WO2002093156A2 Non-destructive ultrasound test method for detection of damage and device for carrying out the same | 
| 11/21/2002 | WO2002093155A1 Method and apparatus for short term inspection or long term structural health monitoring | 
| 11/21/2002 | WO2002093126A2 Method and apparatus for downhole fluid characterization using flxural mechanical resonators | 
| 11/21/2002 | WO2002025630A3 Microfabricated ultrasound array for use as resonant sensors | 
| 11/21/2002 | US20020173922 Devices and methods for simultaneous measurement of transmission of vapors through a plurality of sheet materials | 
| 11/21/2002 | US20020172620 Useful with combinatorial screening of material properties | 
| 11/21/2002 | US20020171846 System and method for controlling tube thickness | 
| 11/21/2002 | US20020171845 System and method for controlling wafer temperature | 
| 11/21/2002 | US20020170358 Method of testing a panel-like workpiece | 
| 11/21/2002 | DE10138409C1 Container upper edge checking device uses ultrasonic checking units for detecting damage or material faults in grip rails at container top edges | 
| 11/20/2002 | EP1258714A2 Optical converting type ultrasonic receiving apparatus | 
| 11/20/2002 | EP0852003B1 Method of determining the axial load on an elongated member | 
| 11/19/2002 | US6484044 Apparatus and method for detecting a substance | 
| 11/19/2002 | US6483777 Method and apparatus for ultrasonic imaging of a cased well | 
| 11/19/2002 | US6483228 Sensor array and transmitting/receiving device | 
| 11/19/2002 | US6482649 Acoustic consumption monitor | 
| 11/19/2002 | US6481290 Method and apparatus for ultrasonic non-destructive inspection | 
| 11/19/2002 | US6481289 Method and system for processing measurement signals to obtain a value for physical parameter | 
| 11/19/2002 | US6481288 Measuring the speed of sound of a gas |