Patents by Inventor Ewald Karl Guenther

Ewald Karl Guenther 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).

  • LED arrangement
    Publication number: 20050242355
    Abstract: The invention concerns an LED arrangement with at least one LED chip (11) comprising a radiation decoupling surface (12) through which the bulk of the electromagnetic radiation generated in the LED chip (11) is decoupled. Arranged on the radiation decoupling surface (12) is at least one phosphor layer (13) for converting the electromagnetic radiation generated in the LED chip. A housing (17) envelops portions of the LED chip (11) and the phosphor layer (13).
    Type: Application
    Filed: April 29, 2005
    Publication date: November 3, 2005
    Inventors: Ewald Karl Guenther, Gunter Waitl, Herbert Brunner, Jorg Strauss