Tubes in which two electron streams of different velocities interact with one another

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electromagnetic wave oscillator having multi-tunnel and electromagn...

    • Patent number 9,082,579
    • Issue date Jul 14, 2015
    • Samsung Electronics Co., Ltd.
    • Chan-wook Baik
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    3270241

    • Patent number 3,270,241
    • Issue date Aug 30, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3038100

    • Patent number 3,038,100
    • Issue date Jun 5, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2926281

    • Patent number 2,926,281
    • Issue date Feb 23, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
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    2922919

    • Patent number 2,922,919
    • Issue date Jan 26, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2921215

    • Patent number 2,921,215
    • Issue date Jan 12, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2902615

    • Patent number 2,902,615
    • Issue date Sep 1, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2900559

    • Patent number 2,900,559
    • Issue date Aug 18, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2895072

    • Patent number 2,895,072
    • Issue date Jul 14, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2862128

    • Patent number 2,862,128
    • Issue date Nov 25, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
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    2830271

    • Patent number 2,830,271
    • Issue date Apr 8, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
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    2824997

    • Patent number 2,824,997
    • Issue date Feb 25, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2817040

    • Patent number 2,817,040
    • Issue date Dec 17, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2804569

    • Patent number 2,804,569
    • Issue date Aug 27, 1957
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2801362

    • Patent number 2,801,362
    • Issue date Jul 30, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2794936

    • Patent number 2,794,936
    • Issue date Jun 4, 1957
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2794146

    • Patent number 2,794,146
    • Issue date May 28, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2782339

    • Patent number 2,782,339
    • Issue date Feb 19, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
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    2776389

    • Patent number 2,776,389
    • Issue date Jan 1, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2730647

    • Patent number 2,730,647
    • Issue date Jan 10, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2719936

    • Patent number 2,719,936
    • Issue date Oct 4, 1955
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2694159

    • Patent number 2,694,159
    • Issue date Nov 9, 1954
    • H01 - BASIC ELECTRIC ELEMENTS
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    2684453

    • Patent number 2,684,453
    • Issue date Jul 20, 1954
    • H01 - BASIC ELECTRIC ELEMENTS
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    2680811

    • Patent number 2,680,811
    • Issue date Jun 8, 1954
    • H01 - BASIC ELECTRIC ELEMENTS
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    2652513

    • Patent number 2,652,513
    • Issue date Sep 15, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
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    2652512

    • Patent number 2,652,512
    • Issue date Sep 15, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
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    2635206

    • Patent number 2,635,206
    • Issue date Apr 14, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
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    2633556

    • Patent number 2,633,556
    • Issue date Mar 31, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2632127

    • Patent number 2,632,127
    • Issue date Mar 17, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2630547

    • Patent number 2,630,547
    • Issue date Mar 3, 1953
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents