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:
Oct. 24, 2023
Filed:
Nov. 07, 2022
Lg Innotek Co., Ltd., Seoul, KR;
Hoon Park, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
The lighting device disclosed in the embodiment of the invention includes a substrate including a metal layer; a plurality of light sources arranged in a first direction on the substrate; a plurality of protrusions having a length in the first direction on the metal layer; and a resin layer disposed on the plurality of light sources and the plurality of protrusions, wherein the metal layer includes a first metal layer electrically connected to the light source and a second metal layer coupled to the plurality of protrusions, and the first metal layer and the second metal layer are separated from each other, and the plurality of protrusions may be disposed to be spaced apart from each other in a second direction perpendicular to the first direction.