Cold-cathode tubes

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  • CPC
  • H01J17/38
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible backlight, method for manufacturing the same, and display...

    • Patent number 11,119,356
    • Issue date Sep 14, 2021
    • BOE Technology Group Co., Ltd.
    • Shuangliang Qin
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Integrated circuit electronic grid device and method

    • Patent number 5,150,019
    • Issue date Sep 22, 1992
    • National Semiconductor Corp.
    • Michael E. Thomas
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Single connection gas discharge display and driver

    • Patent number 4,742,278
    • Issue date May 3, 1988
    • Robert E. Iannini
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Image conversion apparatus with gas discharge switching

    • Patent number 4,430,564
    • Issue date Feb 7, 1984
    • Triumph-Adler A.G. fur Buround Informationstechnik
    • Dieter Fischer
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High voltage coaxial switch

    • Patent number 4,394,622
    • Issue date Jul 19, 1983
    • John P. Rink
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Plasma reflex discharge device

    • Patent number 4,080,549
    • Issue date Mar 21, 1978
    • Physics International Company
    • John M. Creedon
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3835343

    • Patent number 3,835,343
    • Issue date Sep 10, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3750190

    • Patent number 3,750,190
    • Issue date Jul 31, 1973
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3585443

    • Patent number 3,585,443
    • Issue date Jun 15, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3445720

    • Patent number 3,445,720
    • Issue date May 20, 1969
    • F21 - LIGHTING
  • Information Patent Grant

    3412278

    • Patent number 3,412,278
    • Issue date Nov 19, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3390297

    • Patent number 3,390,297
    • Issue date Jun 25, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3333137

    • Patent number 3,333,137
    • Issue date Jul 25, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3290615

    • Patent number 3,290,615
    • Issue date Dec 6, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3264511

    • Patent number 3,264,511
    • Issue date Aug 2, 1966
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3183393

    • Patent number 3,183,393
    • Issue date May 11, 1965
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    3177328

    • Patent number 3,177,328
    • Issue date Apr 6, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2929953

    • Patent number 2,929,953
    • Issue date Mar 22, 1960
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2904715

    • Patent number 2,904,715
    • Issue date Sep 15, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2829296

    • Patent number 2,829,296
    • Issue date Apr 1, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2802130

    • Patent number 2,802,130
    • Issue date Aug 6, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2590863

    • Patent number 2,590,863
    • Issue date Apr 1, 1952
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2472865

    • Patent number 2,472,865
    • Issue date Jun 14, 1949
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2464762

    • Patent number 2,464,762
    • Issue date Mar 15, 1949
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2451297

    • Patent number 2,451,297
    • Issue date Oct 12, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2433813

    • Patent number 2,433,813
    • Issue date Dec 30, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2427737

    • Patent number 2,427,737
    • Issue date Sep 23, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2419236

    • Patent number 2,419,236
    • Issue date Apr 22, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2289972

    • Patent number 2,289,972
    • Issue date Jul 14, 1942
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2285796

    • Patent number 2,285,796
    • Issue date Jun 9, 1942
    • H01 - BASIC ELECTRIC ELEMENTS