Patents Represented by Attorney Mark Beloborodov

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  • Light emitting device with an improved CaAlSiN light converting material
    Patent number: 8159126
    Abstract: A light emitting device with a light source to emit primary light and a light conversion layer to convert at least a part of the primary light into secondary light includes a CaAlSiN light converting material with a transmissivity of ?10% to ?80% for a light in the wavelength range from ?580 to ?1000 nm.
    Type: Grant
    Filed: October 26, 2006
    Date of Patent: April 17, 2012
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Peter J. Schmidt, Joerg Meyer, Walter Mayr, Wolfgang Busselt, Hans-Helmut Bechtel