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:
Mar. 29, 2011
Filed:
Mar. 23, 2009
Yasushi Hattori, Kawasaki, JP;
Shinji Saito, Yokohama, JP;
Shinya Nunoue, Ichikawa, JP;
Eiji Muramoto, Kawasaki, JP;
Koichi Tachibana, Kawasaki, JP;
Saori Abe, Tokyo, JP;
Jongil Hwang, Kawasaki, JP;
Maki Sugai, Tokyo, JP;
Yasushi Hattori, Kawasaki, JP;
Shinji Saito, Yokohama, JP;
Shinya Nunoue, Ichikawa, JP;
Eiji Muramoto, Kawasaki, JP;
Koichi Tachibana, Kawasaki, JP;
Saori Abe, Tokyo, JP;
Jongil Hwang, Kawasaki, JP;
Maki Sugai, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A light-emitting device which includes a semiconductor light-emitting element, and a plurality of plate-like wavelength conversion members which are disposed to face the semiconductor light-emitting element and are inclined with respect to the optical axis of excitation light emitted from the semiconductor light-emitting element, the plate-like wavelength conversion members containing respectively a fluorescent material which is capable of absorbing the excitation light and outputting light having a different wavelength from that of the excitation light, and the plate-like wavelength conversion members as a whole emitting visible light.