Patents by Inventor Mihail Nazarov

Mihail Nazarov 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).

  • Phosphors and light emitting device using the same
    Patent number: 8273265
    Abstract: There are provided phosphors having high luminous efficiency at desired wavelengths and good light output stability and a light emitting device using the same. A phosphor according to an aspect of the invention includes a sulfide crystallographic phase and an oxide crystallographic phase. Here, the phosphor is a multiphase compound in which the sulfide crystallographic phase and the oxide crystallographic phase exist together.
    Type: Grant
    Filed: January 2, 2008
    Date of Patent: September 25, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Mihail Nazarov, Chul Soo Yoon, Hyo Jung Kim
  • Phosphors and light emitting device using the same
    Publication number: 20080160343
    Abstract: There are provided phosphors having high luminous efficiency at desired wavelengths and good light output stability and a light emitting device using the same. A phosphor according to an aspect of the invention includes a sulfide crystallographic phase and an oxide crystallographic phase. Here, the phosphor is a multiphase compound in which the sulfide crystallographic phase and the oxide crystallographic phase exist together.
    Type: Application
    Filed: January 2, 2008
    Publication date: July 3, 2008
    Inventors: Mihail Nazarov, Chul Soo Yoon, Hyo Jung Kim
  • Yellow phosphor and white light emitting device incorporating the same
    Publication number: 20070103057
    Abstract: The invention relates to yellow phosphor with a red wavelength region thereof reinforced and a white light emitting device incorporating the same. The yellow phosphor has a formula of Mx(Al, Ga)5O12:Cey,Euz, in which M is at least one selected from a group consisting of Tb, Y, Gd, La and Sm, where 2.4?x?2.998, 0.001?y?0.3 and 0.001?z?0.3.
    Type: Application
    Filed: October 24, 2006
    Publication date: May 10, 2007
    Inventors: Jong Sohn, Mihail Nazarov, Chul Yoon