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David W. Branston

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  • Erlangen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for operating a switch with a connectable current limiter an...
    • Patent number 7,259,944
    • Issue date Aug 21, 2007
    • Siemens Aktiengesellschaft
    • David Walter Branston
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Current-limiting switch
    • Patent number 5,907,270
    • Issue date May 25, 1999
    • Siemens Aktiengesellschaft
    • David Walter Branston
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Current--limiting switch
    • Patent number 5,859,579
    • Issue date Jan 12, 1999
    • Siemens Aktiengesellschaft
    • David Walter Branston
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Process for monitoring the wear of at least one contact in a switch...
    • Patent number 5,844,331
    • Issue date Dec 1, 1998
    • Siemens Aktiengesellschaft
    • Jorg Kieser
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Switching component for detecting contact erosion
    • Patent number 5,747,984
    • Issue date May 5, 1998
    • Siemens Aktiengesellschaft
    • Dietrich Amft
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-discharge switch
    • Patent number 5,189,345
    • Issue date Feb 23, 1993
    • Siemens Aktiengesellschaft
    • David-Walter Branston
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas-discharge switch
    • Patent number 5,189,346
    • Issue date Feb 23, 1993
    • Siemens Aktiengesellschaft
    • David-Walter Branston
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas discharge switch
    • Patent number 5,075,592
    • Issue date Dec 24, 1991
    • Siemens Aktiengesellschaft
    • Robert Seeboeck
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas discharge switch
    • Patent number 4,939,416
    • Issue date Jul 3, 1990
    • Siemens Aktiengesellschaft
    • Robert Seeboeck
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas discharge display device
    • Patent number 4,419,605
    • Issue date Dec 6, 1983
    • Siemens Aktiengesellschaft
    • David Branston
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    DC PDP with divided cathode
    • Patent number 4,130,778
    • Issue date Dec 19, 1978
    • Siemens Aktiengesellschaft
    • David W. Branston
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents