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. 02, 2014
Filed:
May. 14, 2013
Applicant:
Futaba Corporation, Mobara-shi, Chiba, JP;
Inventors:
Yuki Iwai, Mobara, JP;
Kazuhito Nakamura, Mobara, JP;
Yoshitaka Sato, Mobara, JP;
Kiyoyuki Deguchi, Mobara, JP;
Assignee:
Futaba Corporation, Mobara-Shi, Chiba, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); H01J 63/04 (2006.01); C09K 11/77 (2006.01); H01J 63/06 (2006.01); H01J 1/63 (2006.01);
U.S. Cl.
CPC ...
C09K 11/7706 (2013.01); H01J 63/06 (2013.01); H01J 1/63 (2013.01);
Abstract
The invention provides a new ultraviolet light-emitting material and ultraviolet light source in which bacteriocidal performance, operating life, and luminescence efficiency are enhanced without any risk of adversely affecting human bodies. An ultraviolet light-emitting material has a composition as represented by Formula (A):(AlSc)O  (A)where a dopant, Sc is added to a matrix, AlO, and x satisfies 0<x<1.