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:
Nov. 16, 2010
Filed:
Mar. 09, 2009
Satoshi Shimooka, Yokohama, JP;
Kyota Ueda, Yokohama, JP;
Masayoshi Mikami, Yokohama, JP;
Naoto Kijima, Yokohama, JP;
Hiroyuki Imura, Yokohama, JP;
Kentaro Horibe, Ushiku, JP;
Satoshi Shimooka, Yokohama, JP;
Kyota Ueda, Yokohama, JP;
Masayoshi Mikami, Yokohama, JP;
Naoto Kijima, Yokohama, JP;
Hiroyuki Imura, Yokohama, JP;
Kentaro Horibe, Ushiku, JP;
Mitsubishi Chemical Corporation, Tokyo, JP;
Abstract
To provide a green phosphor with high conversion efficiency of blue of near-ultraviolet light and excellent color purity, a multinary oxynitride phosphor represented by the general formula [I] is proposed.M1BaM2LON  [I]In the formula [I], Mrepresents Cr, Mn, Fe, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm and Yb, Mrepresents Sr, Ca, Mg and Zn, L represents metal elements belonging to the fourth group or the fourteenth group of the periodic table, and x, y, z, u, v and w are the numeric values in the following ranges:0.00001≦≦30≦≦2.999992.6≦≦30<≦116<≦250<≦17.