Patents Assigned to SPI Lighting
  • Lighting fixture
    Patent number: D566876
    Type: Grant
    Filed: April 15, 2005
    Date of Patent: April 15, 2008
    Assignee: SPI Lighting
    Inventors: Robert T. Allen, Curt H. Blaszczyk, Craig T. Curtis, Jeremy J. Wittig
  • Lighting fixture
    Patent number: D584440
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: January 6, 2009
    Assignee: SPI Lighting
    Inventor: Robert T. Allen
  • Lighting fixture
    Patent number: D611182
    Type: Grant
    Filed: January 5, 2009
    Date of Patent: March 2, 2010
    Assignee: SPI Lighting
    Inventor: Robert T. Allen