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using variations in ohmic resistance

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  • CPC
  • G01L9/0092
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Parent Industries

GPHYSICS G01Measuring instruments G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE G01L9/00Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elements Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material by electric or magnetic means

Current Industry

G01L9/0092using variations in ohmic resistance
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Determining pressure in subterranean formations
    • Patent number 11,920,461
    • Issue date Mar 5, 2024
    • Saudi Arabian Oil Company
    • Simon A. Stewart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pressure sensor
    • Patent number 10,704,977
    • Issue date Jul 7, 2020
    • Hitachi Automotive Systems, Ltd.
    • Yusuke Kaga
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure sensor
    • Patent number 9,766,592
    • Issue date Sep 19, 2017
    • The Swatch Group Research and Development Ltd.
    • Gian-Carlo Poli
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Droplet-based capacitive humidity sensor
    • Patent number 9,739,679
    • Issue date Aug 22, 2017
    • The Regents of the University of California
    • Tingrui Pan
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Ultrasonic measurement
    • Patent number 9,651,442
    • Issue date May 16, 2017
    • The Lubrizol Corporation
    • Oliver Smith
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Optical pressure sensor
    • Patent number 9,581,514
    • Issue date Feb 28, 2017
    • Oxsensis Limited
    • Ralf-Dieter Pechstedt
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Media isolated pressure sensor
    • Patent number 9,470,593
    • Issue date Oct 18, 2016
    • Honeywell International Inc.
    • Richard A. Davis
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Droplet-based capacitive pressure sensor
    • Patent number 9,459,171
    • Issue date Oct 4, 2016
    • The Regents of the University of California
    • Tingrui Pan
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Droplet-based capacitive pressure sensor
    • Patent number 9,170,166
    • Issue date Oct 27, 2015
    • The Regents of the University of California
    • Tingrui Pan
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Device forming a pressure sensor, method for producing such a senso...
    • Patent number 9,057,651
    • Issue date Jun 16, 2015
    • Commissariat a l'Energie Atomique et Aux Energies Alternatives
    • Mohamed Benwadih
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure sensor chip
    • Patent number 9,021,885
    • Issue date May 5, 2015
    • Azbil Corporation
    • Yuuki Seto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Exhaust back pressure sensor using absolute micromachined pressure...
    • Patent number 7,073,375
    • Issue date Jul 11, 2006
    • Honeywell International Inc.
    • Gregory D. Parker
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Exhaust gas recirculation system using absolute micromachined press...
    • Patent number 6,945,120
    • Issue date Sep 20, 2005
    • Honeywell International Inc.
    • Philip J. Marcus
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electrical mercury manometer
    • Patent number 5,189,917
    • Issue date Mar 2, 1993
    • Trustees of Boston University
    • Kallambella M. Vijayakumar
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Displacement and torque sensor using resistance element that is pro...
    • Patent number 4,934,198
    • Issue date Jun 19, 1990
    • Siemens Aktiengesellschaft
    • Guenter Doemens
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Semiconductor integrated pressure transducer
    • Patent number 4,754,647
    • Issue date Jul 5, 1988
    • International Business Machines Corporation
    • David A. Clarke
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Miniature pressure transducer
    • Patent number 4,413,528
    • Issue date Nov 8, 1983
    • Siemens Aktiengesellschaft
    • Bertil Hok
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pressure transducer
    • Patent number 4,297,890
    • Issue date Nov 3, 1981
    • Siemens Aktiengesellschaft
    • Bertil Hok
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pressure measuring apparatus
    • Patent number 4,106,342
    • Issue date Aug 15, 1978
    • Onni Sore Sormunen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Digital transducers
    • Patent number 3,947,692
    • Issue date Mar 30, 1976
    • Viron E. Payne, Inc.
    • Viron E. Payne
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electric conductive laminated vessel wall
    • Patent number 3,943,769
    • Issue date Mar 16, 1976
    • Eugene Irsai
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure transducer
    • Patent number 3,942,382
    • Issue date Mar 9, 1976
    • Siemens Aktiengesellschaft
    • Bertil Hok
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3910106
    • Patent number 3,910,106
    • Issue date Oct 7, 1975
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3707000
    • Patent number 3,707,000
    • Issue date Dec 19, 1972
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3577785
    • Patent number 3,577,785
    • Issue date May 4, 1971
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3470745
    • Patent number 3,470,745
    • Issue date Oct 7, 1969
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3410102
    • Patent number 3,410,102
    • Issue date Nov 12, 1968
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3345877
    • Patent number 3,345,877
    • Issue date Oct 10, 1967
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3258966
    • Patent number 3,258,966
    • Issue date Jul 5, 1966
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3103821
    • Patent number 3,103,821
    • Issue date Sep 17, 1963
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents