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:
Jun. 25, 2013
Filed:
Aug. 22, 2011
Iwao Mitsuishi, Tokyo, JP;
Shinya Nunoue, Chiba, JP;
Takahiro Sato, Kanagawa, JP;
Yumi Fukuda, Tokyo, JP;
Aoi Okada, Tokyo, JP;
Naotoshi Matsuda, Kanagawa, JP;
Toshiki Hikosaka, Kanagawa, JP;
Keiko Albessard, Kanagawa, JP;
Masahiro Kato, Kanagawa, JP;
Iwao Mitsuishi, Tokyo, JP;
Shinya Nunoue, Chiba, JP;
Takahiro Sato, Kanagawa, JP;
Yumi Fukuda, Tokyo, JP;
Aoi Okada, Tokyo, JP;
Naotoshi Matsuda, Kanagawa, JP;
Toshiki Hikosaka, Kanagawa, JP;
Keiko Albessard, Kanagawa, JP;
Masahiro Kato, Kanagawa, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A light emitting device according to one embodiment includes a light emitting element that emits light having a wavelength of 380 nm to 470 nm; a CASN first red phosphor that is disposed on the light emitting element; a sialon second red phosphor that is disposed on the light emitting element; and a sialon green phosphor that is disposed on the light emitting element.