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:
Mar. 01, 2011
Filed:
Sep. 07, 2005
Applicant:
Kousuke Shioi, Chiba, JP;
Inventor:
Kousuke Shioi, Chiba, JP;
Assignee:
Showa Denko K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/79 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fluorescent material is combined with a blue light-emitting diode or an ultraviolet light-emitting diode and consequently enabled to emit a white light. An oxynitride-based fluorescent material is formed by substituting Eu for part of M in a composition of MOSiNO, wherein M denotes one or more metals selected from among Be, Mg, Ca, Sr and Ba.