TREA

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  • CPC
  • G01R19/16514
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Parent Industries

GPHYSICS G01Measuring instruments G01RMEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof

Current Industry

G01R19/16514using electronic tubes
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Patents Grantslast 30 patents

  • Information Patent Grant

    Differential current sensing bussing method
    • Patent number 11,385,300
    • Issue date Jul 12, 2022
    • SCHNEIDER ELECTRIC USA, INC.
    • Dennis W Fleege
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Differential current sensing bussing method
    • Patent number 10,852,326
    • Issue date Dec 1, 2020
    • SCHNEIDER ELECTRIC USA, INC.
    • Dennis W Fleege
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Detectors of parameters adapted to act on the force of attraction b...
    • Patent number 4,227,086
    • Issue date Oct 7, 1980
    • Gerard Dreyfus
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3496453
    • Patent number 3,496,453
    • Issue date Feb 17, 1970
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3132332
    • Patent number 3,132,332
    • Issue date May 5, 1964
    • G08 - SIGNALLING
  • Information Patent Grant

    3046455
    • Patent number 3,046,455
    • Issue date Jul 24, 1962
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2958823
    • Patent number 2,958,823
    • Issue date Nov 1, 1960
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2956156
    • Patent number 2,956,156
    • Issue date Oct 11, 1960
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2956268
    • Patent number 2,956,268
    • Issue date Oct 11, 1960
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2700759
    • Patent number 2,700,759
    • Issue date Jan 25, 1955
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2658167
    • Patent number 2,658,167
    • Issue date Nov 3, 1953
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2658180
    • Patent number 2,658,180
    • Issue date Nov 3, 1953
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2609419
    • Patent number 2,609,419
    • Issue date Sep 2, 1952
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2585589
    • Patent number 2,585,589
    • Issue date Feb 12, 1952
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2255637
    • Patent number 2,255,637
    • Issue date Sep 9, 1941
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents