TREA

Electron compasses

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Industry

  • CPC
  • G01C17/32
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Parent Industries

GPHYSICS G01Measuring instruments G01CMEASURING DISTANCES, LEVELS OR BEARINGS SURVEYING NAVIGATION GYROSCOPIC INSTRUMENTS PHOTOGRAMMETRY OR VIDEOGRAMMETRY G01C17/00Compasses Devices for ascertaining true or magnetic north for navigation or surveying purposes

Current Industry

G01C17/32Electron compasses
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Spinning hall probe compass
    • Patent number 12,104,903
    • Issue date Oct 1, 2024
    • Jefferson Science Associates, LLC
    • Bogdan Wojtsekhowski
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electronic compass
    • Patent number 11,112,243
    • Issue date Sep 7, 2021
    • Rohm Co., Ltd.
    • Tadashi Kobayashi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Method and apparatus for indicating direction
    • Patent number 10,794,698
    • Issue date Oct 6, 2020
    • Huawei Technologies Co., Ltd.
    • Rui Sun
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Offset calculation device and azimuth sensor therewith
    • Patent number 10,753,741
    • Issue date Aug 25, 2020
    • Rohm Co., Ltd.
    • Tadashi Kobayashi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electronic apparatus
    • Patent number 6,957,088
    • Issue date Oct 18, 2005
    • Yamaha Corporation
    • Hirokazu Kato
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    2666268
    • Patent number 2,666,268
    • Issue date Jan 19, 1954
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2587481
    • Patent number 2,587,481
    • Issue date Feb 26, 1952
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2465277
    • Patent number 2,465,277
    • Issue date Mar 22, 1949
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2441269
    • Patent number 2,441,269
    • Issue date May 11, 1948
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2025580
    • Patent number 2,025,580
    • Issue date Dec 24, 1935
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1919982
    • Patent number 1,919,982
    • Issue date Jul 25, 1933
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1791973
    • Patent number 1,791,973
    • Issue date Feb 10, 1931
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents