in an inductive device

Patents Grantslast 30 patents

  • Information Patent Grant

    Transformer/reactor

    • Patent number 6,940,380
    • Issue date Sep 6, 2005
    • ABB AB
    • Mats Leijon
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnetic device

    • Patent number 6,822,363
    • Issue date Nov 23, 2004
    • ABB AB
    • Mats Leijon
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Superconductive coil assembly particularly for a current limiter, a...

    • Patent number 5,387,890
    • Issue date Feb 7, 1995
    • GEC Alsthom T&D SA
    • Pascal Estop
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Air-core choke coil

    • Patent number 4,538,131
    • Issue date Aug 27, 1985
    • BBC Brown, Boveri & Company, Ltd.
    • Manfred Baier
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Current amplifying apparatus

    • Patent number 4,431,960
    • Issue date Feb 14, 1984
    • FDX Patents Holding Company, N.V.
    • Oved S. F. Zucker
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Power inductor and transformer with low acoustic noise air gap

    • Patent number 4,047,138
    • Issue date Sep 6, 1977
    • General Electric Company
    • Robert L. Steigerwald
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3813764

    • Patent number 3,813,764
    • Issue date Jun 4, 1974
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3781739

    • Patent number 3,781,739
    • Issue date Dec 25, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3304599

    • Patent number 3,304,599
    • Issue date Feb 21, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2962679

    • Patent number 2,962,679
    • Issue date Nov 29, 1960
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2498238

    • Patent number 2,498,238
    • Issue date Feb 21, 1950
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2446999

    • Patent number 2,446,999
    • Issue date Aug 17, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1747507

    • Patent number 1,747,507
    • Issue date Feb 18, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1481585

    • Patent number 1,481,585
    • Issue date Jan 22, 1924
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTROMAGNETIC DEVICE

    • Publication number 20020063487
    • Publication date May 30, 2002
    • MATS LEIJON
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ROTATING ELECTRICAL MACHINE PLANTS

    • Publication number 20020047268
    • Publication date Apr 25, 2002
    • MATS LEIJON
    • H01 - BASIC ELECTRIC ELEMENTS