Patents by Inventor Danuta A. Dacyl

Danuta A. Dacyl 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).

  • ILLIMINATION DEVICE WITH AFTERGLOW CHARACTERISTICS
    Publication number: 20120063151
    Abstract: The invention relates to illumination devices (1) with a light source (2) and an afterglow surface (4) comprising a phosphor. The phosphor has an afterglow emission peak at a temperature above about 100° C. and/or has the formula (Sr1-zMz)4Al14O25:Eu, Ln, Xk with M ? {Ca, Ba, Mg}, Ln ? {Dy, Nd}, X ? {Yb, Tm, Sm}.
    Type: Application
    Filed: May 7, 2010
    Publication date: March 15, 2012
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: Thomas Juestel, Joerg Meyer, Klaus Schoeller, Juergen Flechsig, Petra Huppertz, Detlef U. Wiechert, Danuta A. Dacyl, Dietmar D. Bayerlein