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:
Jul. 30, 2013
Filed:
Sep. 12, 2012
Applicants:
Kiminori Enomoto, Shizuoka, JP;
Hisayoshi Daichou, Shizuoka, JP;
Inventors:
Kiminori Enomoto, Shizuoka, JP;
Hisayoshi Daichou, Shizuoka, JP;
Assignee:
Koito Manufacturing Co., Ltd., Minato-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
Abstract
A light emitting module includes a light emitting device that emits ultraviolet rays or short-wavelength visible light, a blue phosphor that is excited by the ultraviolet rays or the short-wavelength visible light to emit visible light. The blue phosphor is represented by a general formula of (Ca,Sr,Eu)(PO)Cl, wherein 0.10<x<0.60, 0.002<y<0.060, and 0.02<y/(x+y)<0.17.