| Patents for G01H 5 - Measuring propagation velocity of ultrasonic, sonic or infrasonic waves (840) |
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| 12/15/2010 | CN101915602A Method for measuring sound velocities in elastic solids |
| 12/07/2010 | US7845848 Temperature sensor and extensometer for electrical power cables |
| 12/07/2010 | US7845847 Temperature sensor and extensometer for electrical power cables |
| 12/02/2010 | WO2010138625A1 Method and system for remote sound speed measurement |
| 11/23/2010 | US7838296 non-invasive in-vivo measuring of hematocrit (HCT), hemoglobin concentration (HGB), mean corpuscular volume (MCV), mean cellular hemoglobin (MCH), mean cellular hemoglobin concentration (MCHC), total protein concentration (TPC), and red blood cell count (RBC) |
| 11/23/2010 | CA2492177C Method for determining the sound velocity in a base material, particularly for measuring the thickness of a wall |
| 11/18/2010 | WO2010130907A2 Portable device for assisting in vibroacoustic diagnosis |
| 11/17/2010 | CN101886950A Sound velocity determination experimental system and measurement method |
| 11/17/2010 | CN101886949A Sound velocity determination time-delay device |
| 11/03/2010 | EP2245432A2 Method and system of determining a pattern of arrival time cycle skip in an acoustic flow meter |
| 09/15/2010 | CN101266228B Material sonic velocity measurement method |
| 09/01/2010 | CN101566496B Method for sound field separation by double plane vibration speed measurement and equivalent source method |
| 09/01/2010 | CN101403634B Method for sound field separation by pressure velocity method |
| 08/18/2010 | CN101806615A Acoustic speedometer |
| 08/12/2010 | DE102005037841B4 Verfahren und Anordnung zur Bestimmung der relativen Lage eines ersten Objektes bezüglich eines zweiten Objektes, sowie ein entsprechendes Computerprogramm und ein entsprechendes computerlesbares Speichermedium Method and arrangement for determining the relative position of a first object relative to a second object, and a corresponding computer program and a corresponding computer-readable storage medium |
| 07/29/2010 | DE102004003629B4 Verfahren und Vorrichtung zum Erfassen der Position eines mobilen Roboters Method and apparatus for detecting the position of a mobile robot |
| 07/28/2010 | CN101520340B Penetration soil layer original position elastic wave testing device |
| 07/21/2010 | CN101782644A Method for measuring plane two-dimensional vector sound intensity and measuring probe with adjustable measurement frequency band |
| 07/14/2010 | CN101777954A Underwater sound channel effective sound velocity estimating method based on intrinsic sound ray visual search |
| 07/13/2010 | US7753848 Determining speed-of-sound factors in ultrasound images of a body |
| 07/07/2010 | CN101769777A Ultrasonic liquid level meter owning gas sound speed real-time correction |
| 06/02/2010 | CN101718579A Method and system for measuring shear wave velocity of rock soil |
| 05/27/2010 | US20100126276 Method for detecting deviation in crystallographic orientation in a metal structure |
| 05/11/2010 | US7712525 Determination of well shut-in time for curing resin-coated proppant particles |
| 05/06/2010 | WO2010049363A1 Method for determining the starting instant of a periodically oscillating signal response |
| 05/05/2010 | EP2182349A1 Method for determining the starting instant of a periodically oscillating signal response |
| 05/04/2010 | US7707887 Passage detection apparatus of object |
| 04/27/2010 | US7705292 Method and apparatus for detecting a condition of an optical element |
| 04/21/2010 | EP2177164A1 Ultrasound diagnostic apparatus |
| 04/13/2010 | US7694565 Acoustic method for measuring a signal propagation time in a medical liquid and device for using this method |
| 02/25/2010 | US20100043556 Systems and methods for measuring the specific modulus of cellular ceramic bodies |
| 01/21/2010 | US20100017174 Method and system for processing echo signals |
| 01/19/2010 | US7647828 Method for measuring and/or regulating the oscillation amplitude of an ultrasonic transmitter, and an ultrasonic welding device |
| 01/14/2010 | DE102004026826B4 Ultraschallschweißvorrichtung und Konverter einer Ultraschallschweißvorrichtung Ultrasonic welding apparatus and an ultrasonic welding apparatus converter |
| 12/30/2009 | WO2009155708A1 Apparatus and method to locate an object in a pipeline |
| 12/30/2009 | CA2728818A1 Apparatus and method to locate an object in a pipeline |
| 12/09/2009 | CN201359800Y Audible sonic velocity measuring experiment instrument |
| 12/09/2009 | CN201359797Y Multifunctional standing wave experiment instrument |
| 12/08/2009 | US7628074 System and method for motion capture in natural environments |
| 11/26/2009 | WO2009108605A3 Method and system of determining a pattern of arrival time cycle skip in an acoustic flow meter |
| 10/29/2009 | US20090266165 Self-calibrating method for measuring the density and velocity of sound from two reflections of ultrasound at a solid-liquid interface |
| 10/28/2009 | CN101566496A Method for sound field separation by double plane vibration speed measurement and equivalent source method |
| 10/28/2009 | CN101566495A Method for sound field separation by double plane vibration speed measurement and two dimensional space Fourier transform |
| 10/22/2009 | WO2009103058A3 Down hole mud sound speed measure by using acoustic sensors with differentiated standoff |
| 10/01/2009 | US20090241672 System and Method for Providing a Compositional Measurement of a Mixture Having Entrained Gas |
| 09/29/2009 | CA2569992C A navigation processor, a system comprising such a navigation processor and a method of controlling an underwater system by such a navigation processor |
| 09/09/2009 | EP1663838B1 Apparatus for testing aramid fiber elevator cables |
| 09/03/2009 | WO2009108605A2 Method and system of determining a pattern of arrival time cycle skip in an acoustic flow meter |
| 09/03/2009 | CA2712451A1 Method and system of determining a pattern of arrival time cycle skip in an acoustic flow meter |
| 09/02/2009 | CN101520340A Penetration soil layer original position elastic wave testing device |
| 08/20/2009 | WO2009103058A2 Down hole mud sound speed measure by using acoustic sensors with differentiated standoff |
| 08/18/2009 | US7575371 Temperature sensor and extensometer |
| 08/06/2009 | DE202009005658U1 Horchbox-Detektor für die Erfassung von Ultraschallsignalen mit externem Mikrofonanschluß Horchbox detector for the detection of ultrasonic signals with external microphone terminal |
| 07/09/2009 | DE19607681B4 Verfahren und Vorrichtung zur kontinuierlichen Messung und Regelung der Zusammensetzung einer Feuchtmittellösung für den Offsetdruck Method and device for the continuous measurement and regulation of the composition of a fountain solution for offset printing, |
| 06/11/2009 | US20090145232 Ultrasonic measuring apparatus and ultrasonic measuring method |
| 06/09/2009 | CA2490839C Apparatus for deploying a load to an underwater target position with enhanced accuracy and a method to control such apparatus |
| 05/27/2009 | CN201247251Y Measurement gauge for pipe gas flow rate and sonic velocity |
| 05/20/2009 | CN100489450C Amplitude detector for supersonic blade |
| 05/06/2009 | CN100485329C Experimental device for measuring solid audio frequency sound velocity |
| 04/22/2009 | CN101413823A Portable piezoelectric ceramic bending element soil body shear wave speed test device |
| 04/15/2009 | CN201221978Y Device for testing shearing wave speed of piezoelectric ceramics bending element soil body |
| 04/08/2009 | EP2044886A1 Ultrasonic diagnosis method and apparatus |
| 04/08/2009 | CN101403634A Method for sound field separation by pressure velocity method |
| 04/01/2009 | CN100473959C Hydrophone test approach for ocean sound field phase velocity |
| 03/19/2009 | WO2009035848A2 Dispersion extraction for acoustic data using time frequency analysis |
| 02/17/2009 | US7490517 Sensor attachment structure and ultrasonic sensing device |
| 01/15/2009 | US20090013786 Method for Measuring and/or Regulating the Oscillation Amplitude of an Ultrasonic Transmitter, and an Ultrasonic Welding Device |
| 01/08/2009 | US20090007677 Ultrasonic distance measurement with high peak and low peak detection |
| 01/08/2009 | US20090007675 Detecting a condition of an optical element |
| 01/08/2009 | US20090007674 Apparatus and method for imaging shear modulus within a body |
| 12/25/2008 | US20080314152 Sensing Device |
| 12/17/2008 | CN201166933Y Experiment instrument for measuring acoustic velocity |
| 12/10/2008 | CN101319932A Asymmetric structure three-dimensional co-vibrating spherical vector hydrophone |
| 11/27/2008 | US20080294354 System and method for detecting structural damage |
| 11/27/2008 | US20080289724 Timber Harvesting Apparatus |
| 11/27/2008 | DE102007023720A1 Measuring unit, has multiple microphones for adjustment or testing of sound of delivering unit and holding unit is detachably connected with component of vehicle seat or is applied on component |
| 10/02/2008 | US20080236285 Device for measuring bulk stress via insonification and method of use therefor |
| 09/23/2008 | US7426866 Acoustic liquid dispensing apparatus |
| 09/18/2008 | US20080228413 Systems and methods for predicting acoustic signatures |
| 09/17/2008 | CN101266228A Material sonic velocity measurement method |
| 08/26/2008 | US7417919 Determination of sensor distance |
| 07/31/2008 | DE102006053965A1 Building damage recognizing method for e.g. dam, involves analyzing monitored stress conditions on changes in time interval, and comparing monitored stress conditions with stored actual condition values |
| 06/17/2008 | US7388317 Ultrasonic transmitting/receiving device and method for fabricating the same |
| 06/12/2008 | WO2008069847A2 Ultrasonic material monitor for determining a characteristic of the material |
| 06/05/2008 | US20080127728 Mechanical response based detonation velocity measurement system |
| 06/04/2008 | CN100392393C Non-destructive determining method for early strength of concrete |
| 05/28/2008 | CN100390510C Method for detecting active sound wave in supersonic flow field |
| 05/01/2008 | US20080098817 Determination of sensor distance |
| 04/17/2008 | US20080087090 Ultrasonic sensor for use in automotive vehicle |
| 04/03/2008 | US20080078247 Non-destructive testing of pipes |
| 04/02/2008 | CN101153817A Hydrophone test approach for ocean sound field phase velocity |
| 03/12/2008 | CN100374831C Apparatus for hematocrit determination and method for its use |
| 03/06/2008 | US20080059114 Device and Method for the Dimensional Characterization of a Cylindrical Object |
| 02/28/2008 | US20080047347 Ultrasonic stress measuring apparatus |
| 02/20/2008 | CN100370272C Method and apparatus for detecting position of mobile robot |
| 02/12/2008 | US7328618 Non-destructive testing of pipes |
| 02/05/2008 | US7328088 Method and apparatus for detecting position of mobile robot |
| 01/31/2008 | US20080022773 Ultrasonic material monitor for determining a characteristic of the material |
| 01/29/2008 | US7322245 Apparatus and method for measuring a fluid flowing in a pipe using acoustic pressures |
| 12/06/2007 | WO2007140432A2 Vibration test system enclosure |