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:
Dec. 20, 2016
Filed:
Sep. 19, 2013
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Keita Kobayashi, Omuta, JP;
Yasuhito Fushii, Omuta, JP;
Denka Company Limited, Tokyo, JP;
Abstract
An object of the invention is to provide a phosphor that emits a light containing much red and green light components and a light-emitting device and a lighting apparatus comprising the phosphor that have favorable color rendering properties. An oxide nitride phosphor having a garnet structure represented by Formula [1]: AAlC:Ce, in Formula [1], A=(Lu,Y), a+b=1, 0<a<1, 0<b<1, C═(O,N), 10≦c+d≦16, 1.4≦c/d, 2≦w+z≦4, 4.0<x≦7.0); the molar ratio of Ce/A is ≧0.015 and the nitrogen content is 0.007 mass % or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile