The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 2008
Filed:
Jun. 13, 2002
Anant Achyut Setlur, Niskayuna, NY (US);
Alok Mani Srivastava, Niskayuna, NY (US);
Holly Ann Comanzo, Niskayuna, NY (US);
Venkatesan Manivannan, Clifton Park, NY (US);
William Winder Beers, Chesterland, OH (US);
Katalin Toth, Pomaz, HU;
Laszlo D. Balazs, Budapest, HU;
Anant Achyut Setlur, Niskayuna, NY (US);
Alok Mani Srivastava, Niskayuna, NY (US);
Holly Ann Comanzo, Niskayuna, NY (US);
Venkatesan Manivannan, Clifton Park, NY (US);
William Winder Beers, Chesterland, OH (US);
Katalin Toth, Pomaz, HU;
Laszlo D. Balazs, Budapest, HU;
General Electric Company, Niskayuna, NY (US);
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)(Al,Ga)O:Ce, 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.