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  • G01L23/125
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GPHYSICS G01Measuring instruments G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE G01L23/00Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid

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G01L23/125by changing capacitance
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Sensing apparatus
    • Patent number 11,226,250
    • Issue date Jan 18, 2022
    • Zedsen Limited
    • Hrand Mami Mamigonians
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Microphone device with integrated pressure sensor
    • Patent number 10,405,078
    • Issue date Sep 3, 2019
    • Knowles Electronics, LLC
    • Venkataraman Chandrasekaran
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Microphone device with integrated pressure sensor
    • Patent number 10,149,031
    • Issue date Dec 4, 2018
    • Knowles Electronics, LLC
    • Venkataraman Chandrasekaran
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Capacitive cylinder pressure sensor
    • Patent number 10,139,313
    • Issue date Nov 27, 2018
    • Teknologian tutkimuskeskus VTT Oy
    • Teuvo Sillanpää
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Systems and apparatus having MEMS acoustic sensors and other MEMS s...
    • Patent number 9,809,448
    • Issue date Nov 7, 2017
    • Invensense, Inc.
    • Martin Lim
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Resonant frequency based pressure sensor
    • Patent number 8,429,978
    • Issue date Apr 30, 2013
    • Rosemount Inc.
    • Andrew J. Klosinski
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Capacitive electro-mechanical transducer
    • Patent number 8,256,302
    • Issue date Sep 4, 2012
    • Canon Kabushiki Kaisha
    • Kazunari Fujii
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Seal with integrated sensor
    • Patent number 8,061,211
    • Issue date Nov 22, 2011
    • Odyssian Technology, LLC
    • Barton E Bennett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus for pressure measurement using fill tube
    • Patent number 7,954,383
    • Issue date Jun 7, 2011
    • Rosemount Inc.
    • Charles R. Willcox
    • G01 - MEASURING TESTING
  • Information Patent Grant

    High temperature capacitive static/dynamic pressure sensors
    • Patent number 7,765,875
    • Issue date Aug 3, 2010
    • Rosemount Aerospace Inc.
    • Shuwen Guo
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Device for pressure measurement
    • Patent number 7,533,562
    • Issue date May 19, 2009
    • ABB AB
    • Ulf A. Lifvenborg
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Process control transmitter with vibration sensor
    • Patent number 7,484,416
    • Issue date Feb 3, 2009
    • Rosemount Inc.
    • Andrew J. Klosinski
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Peak combustion pressure timing detector for internal combustion en...
    • Patent number 4,601,197
    • Issue date Jul 22, 1986
    • General Motors Corporation
    • Gerald T. Fattic
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3848591
    • Patent number 3,848,591
    • Issue date Nov 19, 1974
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3611178
    • Patent number 3,611,178
    • Issue date Oct 5, 1971
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3546757
    • Patent number 3,546,757
    • Issue date Dec 15, 1970
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3500826
    • Patent number 3,500,826
    • Issue date Mar 17, 1970
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3425281
    • Patent number 3,425,281
    • Issue date Feb 4, 1969
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3381190
    • Patent number 3,381,190
    • Issue date Apr 30, 1968
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3352157
    • Patent number 3,352,157
    • Issue date Nov 14, 1967
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3328653
    • Patent number 3,328,653
    • Issue date Jun 27, 1967
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3302080
    • Patent number 3,302,080
    • Issue date Jan 31, 1967
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3222581
    • Patent number 3,222,581
    • Issue date Dec 7, 1965
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3122919
    • Patent number 3,122,919
    • Issue date Mar 3, 1964
    • F41 - WEAPONS
  • Information Patent Grant

    3113454
    • Patent number 3,113,454
    • Issue date Dec 10, 1963
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3014368
    • Patent number 3,014,368
    • Issue date Dec 26, 1961
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2976466
    • Patent number 2,976,466
    • Issue date Mar 21, 1961
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2944199
    • Patent number 2,944,199
    • Issue date Jul 5, 1960
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2907320
    • Patent number 2,907,320
    • Issue date Oct 6, 1959
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    2896138
    • Patent number 2,896,138
    • Issue date Jul 21, 1959
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents