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:
Feb. 21, 2017
Filed:
Dec. 17, 2015
Applicant:
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Inventors:
Kenichi Yoshimura, Osaka, JP;
Tatsuya Ryohwa, Osaka, JP;
Makoto Izumi, Osaka, JP;
Junichi Kinomoto, Osaka, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/50 (2010.01); H01L 27/15 (2006.01); H01L 33/56 (2010.01);
U.S. Cl.
CPC ...
H01L 33/504 (2013.01); H01L 27/156 (2013.01); H01L 33/56 (2013.01);
Abstract
A light-emitting device includes a light-emitting element emitting blue light, a green phosphor emitting green light when being excited by the blue light, and a red phosphor emitting red light when being excited by the blue light. An emission spectral peak wavelength of the green light emitted by the green phosphor is greater than or equal to 520 nm and less than or equal to 540 nm.