Patents by Inventor Doyle Butler

Doyle Butler has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Volumetric downlight light fixture
    Publication number: 20070177389
    Abstract: A light fixture for directing light emitted from a light source toward an area to be illuminated, including a reflector assembly within which the light source is positioned and a lens assembly detachably secured to a portion of the reflector assembly such that a lens of the lens assembly overlies the light source and such that substantially all of the light emitted from the light source passes through the lens assembly.
    Type: Application
    Filed: January 16, 2007
    Publication date: August 2, 2007
    Inventors: Paul Pickard, James Lay, Doyle Butler, Mark Logan, Leslie King