Patents by Inventor Laszlo D. Balazs

Laszlo D. Balazs 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).

  • Phosphor blends for high-CRI fluorescent lamps
    Patent number: 7391148
    Abstract: A phosphor blend comprises at least two phosphors each selected from one of the groups of phosphors that absorb UV electromagnetic radiation and emit in a region of visible light. The phosphor blend can be applied to a discharge gas radiation source to produce light sources having high color rendering index. A phosphor blend is advantageously includes the phosphor (Tb,Y,LuLa,Gd)x(Al,Ga)yO12:Ce3+, wherein x is in the range from about 2.8 to and including 3 and y is in the range from about 4 to and including 5.
    Type: Grant
    Filed: June 13, 2002
    Date of Patent: June 24, 2008
    Assignee: General Electric Company
    Inventors: Anant Achyut Setlur, Alok Mani Srivastava, Holly Ann Comanzo, Venkatesan Manivannan, William Winder Beers, Katalin Toth, Laszlo D. Balazs