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Roger A. Hume

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  • Ohn, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Large PAR lamp exhibiting excellent color with improved efficacy an...
    • Patent number 7,772,750
    • Issue date Aug 10, 2010
    • General Electric Company
    • David Lovett
    • F21 - LIGHTING
  • Information Patent Grant

    High temperature seal for electric lamp
    • Patent number 7,759,871
    • Issue date Jul 20, 2010
    • General Electric Company
    • Ashfaqul Islam Chowdhury
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Filament array for incandescent lamp
    • Patent number 6,633,112
    • Issue date Oct 14, 2003
    • General Electric Company
    • Andrew Davies
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Lamps and lamp holders in display lighting
    • Patent number 5,542,857
    • Issue date Aug 6, 1996
    • General Electric Company
    • Roger A. Hume
    • F21 - LIGHTING
  • Information Patent Grant

    Decorative lamp
    • Patent number 5,467,259
    • Issue date Nov 14, 1995
    • GE Lighting Limited
    • Roger A. Hume
    • F21 - LIGHTING
  • Information Patent Grant

    Lamp
    • Patent number D341219
    • Issue date Nov 9, 1993
    • GE Thorn Lamps Limited
    • Roger A. Hume
    • D26 - Lighting
  • Information Patent Grant

    Lamp
    • Patent number D333188
    • Issue date Feb 9, 1993
    • GE Thorn Lamps Limited
    • Roger A. Hume
    • D26 - Lighting
  • Information Patent Grant

    Lamp
    • Patent number D326532
    • Issue date May 26, 1992
    • Roger A. Hume
    • D26 - Lighting
  • Information Patent Grant

    Lamp
    • Patent number D326161
    • Issue date May 12, 1992
    • Roger A. Hume
    • D26 - Lighting
  • Information Patent Grant

    Lamp
    • Patent number D325994
    • Issue date May 5, 1992
    • Thorn Lighting Limited
    • Roger A. Hume
    • D26 - Lighting
  • Information Patent Grant

    Tungsten halogen incandescent lamp with arc preventing fill
    • Patent number 4,743,802
    • Issue date May 10, 1988
    • THORN EMI plc
    • Ian Connor
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric lamp with pinch sealed outer conductor of non-highly refra...
    • Patent number 4,739,219
    • Issue date Apr 19, 1988
    • THORN EMI plc
    • Roger A. Hume
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Incandescent lamps
    • Patent number 4,710,677
    • Issue date Dec 1, 1987
    • THORN EMI plc
    • Alex L. Halberstadt
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents