Patents Assigned to First Lighting, Inc.
  • Regulating ballast with power factor correction for high-frequency gaseous discharge lamps
    Patent number: 5339004
    Abstract: A power regulating ballast for gaseous discharge lamps operated from a source of high-frequency power incorporates a method in an apparatus which utilizes a distributed capacitance in combination with an inductor and includes a current feedback derived from charges in the current flow through the lamp.
    Type: Grant
    Filed: June 22, 1993
    Date of Patent: August 16, 1994
    Assignee: First Lighting, Inc.
    Inventor: Pierce M. Murphy