Patents by Inventor Bearnard K. Vancil

Bearnard K. Vancil 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).

  • Cathodoluminescent phosphor lamp having extraction and diffusing grids and base for attachment to standard lighting fixtures
    Patent number: 8308520
    Abstract: A light emitting device has a cathode-ray tube and power supply. The cathode-ray tube in an embodiment is optimized for emitting a broad electron beam, in one variation a dome-shaped diffusing grid is used to spread the beam. In another embodiment, the device has a base adapted for attachment to a standard lighting fixture.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: November 13, 2012
    Assignee: Vu1 Corporation
    Inventors: Charles E. Hunt, Bearnard K. Vancil, Richard N. Herring, Richard Gale Sellers
  • Cathodoluminescent Phosphor Lamp Having Extraction And Diffusing Grids And Base For Attachment To Standard Lighting Fixtures
    Publication number: 20120056535
    Abstract: A light emitting device has a cathode-ray tube and power supply. The cathode-ray tube in an embodiment is optimized for emitting a broad electron beam, in one variation a dome-shaped diffusing grid is used to spread the beam. In another embodiment, the device has a base adapted for attachment to a standard lighting fixture.
    Type: Application
    Filed: November 14, 2011
    Publication date: March 8, 2012
    Inventors: Charles E. Hunt, Bearnard K. Vancil, Richard N. Herring, Richard Gale Sellers