TREA

tubes for oscillography

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  • CPC
  • H01J31/121
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J31/00Cathode ray tubes Electron beam tubes

Current Industry

H01J31/121tubes for oscillography
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    High frequency scan converter
    • Patent number 5,712,537
    • Issue date Jan 27, 1998
    • Real Time Electronics, Corporation
    • Harvey J. Horowitz
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Cathode ray tube having an electron gun constructed for ready refoc...
    • Patent number 4,786,845
    • Issue date Nov 22, 1988
    • Iwatsu Electric Co., Ltd.
    • Takefumi Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Postacceleration cathode ray tube with an electron lens system for...
    • Patent number 4,614,895
    • Issue date Sep 30, 1986
    • Iwatsu Electric Co., Ltd.
    • Kimiharu Saito
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Box-shaped scan expansion lens for cathode ray tube
    • Patent number 4,142,128
    • Issue date Feb 27, 1979
    • Tektronix, Inc.
    • Conrad J. Odenthal
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dual beam CRT with inner gun and outer gun shield means for correct...
    • Patent number 3,983,444
    • Issue date Sep 28, 1976
    • Tektronix, Inc.
    • Conrad John Odenthal
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3921025
    • Patent number 3,921,025
    • Issue date Nov 18, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3732559
    • Patent number 3,732,559
    • Issue date May 8, 1973
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    3712998
    • Patent number 3,712,998
    • Issue date Jan 23, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3706896
    • Patent number 3,706,896
    • Issue date Dec 19, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3700955
    • Patent number 3,700,955
    • Issue date Oct 24, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3694686
    • Patent number 3,694,686
    • Issue date Sep 26, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3670199
    • Patent number 3,670,199
    • Issue date Jun 13, 1972
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3644777
    • Patent number 3,644,777
    • Issue date Feb 22, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3619690
    • Patent number 3,619,690
    • Issue date Nov 9, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3581002
    • Patent number 3,581,002
    • Issue date May 25, 1971
    • G02 - OPTICS
  • Information Patent Grant

    3569771
    • Patent number 3,569,771
    • Issue date Mar 9, 1971
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3529194
    • Patent number 3,529,194
    • Issue date Sep 15, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3462642
    • Patent number 3,462,642
    • Issue date Aug 19, 1969
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3427541
    • Patent number 3,427,541
    • Issue date Feb 11, 1969
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3412282
    • Patent number 3,412,282
    • Issue date Nov 19, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3395309
    • Patent number 3,395,309
    • Issue date Jul 30, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3369179
    • Patent number 3,369,179
    • Issue date Feb 13, 1968
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3356881
    • Patent number 3,356,881
    • Issue date Dec 5, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3330988
    • Patent number 3,330,988
    • Issue date Jul 11, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3275882
    • Patent number 3,275,882
    • Issue date Sep 27, 1966
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3268659
    • Patent number 3,268,659
    • Issue date Aug 23, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3207936
    • Patent number 3,207,936
    • Issue date Sep 21, 1965
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    2974313
    • Patent number 2,974,313
    • Issue date Mar 7, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2974274
    • Patent number 2,974,274
    • Issue date Mar 7, 1961
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2961570
    • Patent number 2,961,570
    • Issue date Nov 22, 1960
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents