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:
Jul. 07, 2020
Filed:
Apr. 23, 2018
Nichia Corporation, Anan-shi, Tokushima, JP;
Takanobu Sogai, Anan, JP;
NICHIA CORPORATION, Anan-shi, JP;
Abstract
A light emitting device includes: a light emitting element; a light-transmissive member including a first lower surface, an outer periphery of which being located on an outer side of the light extraction surface in a plan view, an upper surface having a greater area than an area of the first lower surface, a first lateral surface connected to the upper surface, a second lateral surface positioned on an inner side of the first lateral surface and connected to the first lower surface, and a second lower surface connected to the first and second lateral surfaces; a light guiding member covering at least a portion of a lateral surface of the light emitting element and at least a portion of the second lateral surface and the second lower surface; and a covering member covering the first lateral surface and a lateral surface of the light guiding member.