Patents by Inventor Robert Eric Johnson

Robert Eric Johnson 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).

  • Publication number: 20020122309
    Abstract: A beacon lamp which may find use in and around airports, communication towers, etc. The beacon lamp includes a plurality of light emitting diodes (LEDs) its as light source. The plurality of LEDs can be mounted on an LED module which is in turn secured to a base. A transparent outer cover is provided to cover the plurality of LEDs. The LED module can include heat fins to enhance heat sinking properties. The outer cover and base can also include portions to improve free air convection to also improve heat sinking properties. The LEDs may be connected in parallel to provide redundancy in the event that certain LEDs burn out. The beacon lamp is also structured to allow the outer cover to be easily removed from the base to access the LED modules, to allow easy relamping of the beacon lamp.
    Type: Application
    Filed: February 16, 2001
    Publication date: September 5, 2002
    Inventors: Mohamed M. Abdelhafez, Robert L. Martin, Robert Eric Johnson, John T. Adinolfi, Chenhua You