Patents by Inventor Tim Fielder

Tim Fielder 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).

  • Red-Emitting Luminophore and Light Source Comprising such a Luminophore
    Publication number: 20100096592
    Abstract: A red-emitting phosphor composed of an M—Al—Si—N system, comprising a cation M, wherein M is represented by at least one of the elements Ca or Ba or Sr and, if appropriate, can additionally be combined with at least one further element from the group Mg, Zn, Cd, wherein the phosphor is activated with Eu, which partly replaces M, and wherein the phosphor additionally contains LiF
    Type: Application
    Filed: April 11, 2008
    Publication date: April 22, 2010
    Inventors: Daniel Becker, Tim Fielder, Frank Jermann, Bianca Pohl, Martin Zachau