by means of chains, flexible bands or wires introduced into and moved by the flow

Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid detector

    • Patent number 8,443,652
    • Issue date May 21, 2013
    • Calectro Aktiebolag
    • Jörgen Sahibzada
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fluid density variation compensation for fluid flow volume measurement

    • Patent number 5,656,784
    • Issue date Aug 12, 1997
    • Eagle Research Corp.
    • James N. Butch
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Membrane for a fluid flow meter

    • Patent number 5,390,542
    • Issue date Feb 21, 1995
    • Measurement Technology International
    • Eugene L. O'Rourke
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Fluid flow meter

    • Patent number 5,347,862
    • Issue date Sep 20, 1994
    • Dov Ingman
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Fluid flow meter

    • Patent number 4,920,794
    • Issue date May 1, 1990
    • Select Corporation
    • Dov Ingman
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Fluid flow measuring device

    • Patent number 4,594,890
    • Issue date Jun 17, 1986
    • Hugh M. Baker
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Delivery and metering device for granulated and powdered materials

    • Patent number 4,535,915
    • Issue date Aug 20, 1985
    • The Western Company of North America
    • Joe E. West
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Wave velocity detecting schemes for traveling wave flow meter

    • Patent number 4,409,830
    • Issue date Oct 18, 1983
    • Sperry Corporation
    • Joannes M. M. de Jong
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Traveling wave flow meter

    • Patent number 4,358,954
    • Issue date Nov 16, 1982
    • Sperry Corporation
    • Joannes N. M. de Jong
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2147344

    • Patent number 2,147,344
    • Issue date Feb 14, 1939
    • G01 - MEASURING TESTING
  • Information Patent Grant

    398013

    • Patent number 398,013
    • Issue date Feb 19, 1889
    • G01 - MEASURING TESTING
  • Information Patent Grant

    358508

    • Patent number 358,508
    • Issue date Mar 1, 1887
    • G01 - MEASURING TESTING
  • Information Patent Grant

    102650

    • Patent number 102,650
    • Issue date May 3, 1870
    • G01 - MEASURING TESTING
  • Information Patent Grant

    101347

    • Patent number 101,347
    • Issue date Mar 29, 1870
    • G01 - MEASURING TESTING
  • Information Patent Grant

    82812

    • Patent number 82,812
    • Issue date Oct 6, 1868
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Fluid detector

    • Publication number 20110081852
    • Publication date Apr 7, 2011
    • Calectro Aktiebolag
    • Jörgen Sahibzada
    • F24 - HEATING RANGES VENTILATING