Patents by Inventor Matthias Heidemanni

Matthias Heidemanni 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 SIAION-BASED MATERIAL
    Publication number: 20100320492
    Abstract: The invention relates to a red emitting material of the composition a(MIIN2/3)*b(MIIIN)*c(MIVN4/3)*d1CeO3/2*d2EuO*xMIVO2*yMIIIO3/2 with Cerium and Europium present in the material. This material has been found to have an increased lumen equivalent and absorption efficiency of blue light.
    Type: Application
    Filed: December 15, 2008
    Publication date: December 23, 2010
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: Joerg Meyer, Peter J. Schmidt, Hans-Helmut Bechtel, Walter Mayr, Baby-Seriyati Schreinemacher, Matthias Heidemanni