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having magnetic control means having both magnetic and electro-static control means

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  • CPC
  • H01J21/18
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J21/00Vacuum tubes

Current Industry

H01J21/18having magnetic control means having both magnetic and electro-static control means
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum exhaust method
    • Patent number 10,014,145
    • Issue date Jul 3, 2018
    • Tokyo Electron Limited
    • Tomohiro Saito
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Linkage conduit for vacuum chamber applications
    • Patent number 9,484,183
    • Issue date Nov 1, 2016
    • Varian Semiconductor Equipment Associates, Inc.
    • Eric D. Hermanson
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Particle acceleration devices with improved geometries for vacuum-i...
    • Patent number 9,089,039
    • Issue date Jul 21, 2015
    • Eugene J. Lauer
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Vacuum device for controlling spatial position and path of electron
    • Patent number 5,468,972
    • Issue date Nov 21, 1995
    • NEC Corporation
    • Keizo Yamada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetically operated pulser
    • Patent number 5,048,068
    • Issue date Sep 10, 1991
    • Peter J. Turchi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Vacuum switch apparatus
    • Patent number 5,038,082
    • Issue date Aug 6, 1991
    • Hitachi, Ltd.
    • Hiroshi Arita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electron tube, especially transmitting tube, with a device for elim...
    • Patent number 4,501,990
    • Issue date Feb 26, 1985
    • Siemens Aktiengesellschaft
    • Jochen Stahl
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetically focussed tube
    • Patent number 4,197,481
    • Issue date Apr 8, 1980
    • International Standard Electric Corporation
    • Graham H. G. Phipps
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Magnetically focused electron beam tube
    • Patent number 3,955,114
    • Issue date May 4, 1976
    • International Standard Electric Corporation
    • Joshua J. Behenna
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3826945
    • Patent number 3,826,945
    • Issue date Jul 30, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3787747
    • Patent number 3,787,747
    • Issue date Jan 22, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3766422
    • Patent number 3,766,422
    • Issue date Oct 16, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3660770
    • Patent number 3,660,770
    • Issue date May 2, 1972
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3631281
    • Patent number 3,631,281
    • Issue date Dec 28, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3610996
    • Patent number 3,610,996
    • Issue date Oct 5, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3609439
    • Patent number 3,609,439
    • Issue date Sep 28, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3562576
    • Patent number 3,562,576
    • Issue date Feb 9, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3551735
    • Patent number 3,551,735
    • Issue date Dec 29, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3506870
    • Patent number 3,506,870
    • Issue date Apr 14, 1970
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3453475
    • Patent number 3,453,475
    • Issue date Jul 1, 1969
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3370196
    • Patent number 3,370,196
    • Issue date Feb 20, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3366823
    • Patent number 3,366,823
    • Issue date Jan 30, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3365601
    • Patent number 3,365,601
    • Issue date Jan 23, 1968
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3202784
    • Patent number 3,202,784
    • Issue date Aug 24, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2887602
    • Patent number 2,887,602
    • Issue date May 19, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2762944
    • Patent number 2,762,944
    • Issue date Sep 11, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2749392
    • Patent number 2,749,392
    • Issue date Jun 5, 1956
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2748307
    • Patent number 2,748,307
    • Issue date May 29, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2727987
    • Patent number 2,727,987
    • Issue date Dec 20, 1955
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2679610
    • Patent number 2,679,610
    • Issue date May 25, 1954
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents