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. 02, 2010
Filed:
Dec. 16, 2004
Naofumi Sumitani, Itano-gun, JP;
Naofumi Sumitani, Itano-gun, JP;
Nichia Corporation, Tokushima, JP;
Abstract
A light emitting device capable of emitting an excellent mixed color light, and a light emitting device capable of enhancing the concentration of mixed light or the directivity of emission is provided. The light emitting device comprises a light emitting element and a package. The package includes at least two recesses each having a bottom surface for mounting a light emitting element thereon and a side surface extending from the bottom surface, wherein each recess has, in a vertical cross section of the recess, a vertical line passing through the center of the bottom surface of the recess which is different than a vertical line passing through the intersection of a first straight line extending along an inclined edge of the recess and a second straight line extending along an inclined edge on another side of the recess.