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. 23, 2020
Filed:
Feb. 15, 2019
Lg Innotek Co., Ltd., Seoul, KR;
Wan Ho Kim, Gwangju, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
A light emitting device can include a substrate including a top surface, an outermost side surface, and a bottom surface; a light emitting diode chip on the top surface of the substrate; a reflecting member disposed on a first portion of the top surface of the substrate and the reflecting member having a cavity; a first metal layer disposed on a second portion of the top surface, one side of the outermost side surface, and a first portion of the bottom surface; a second metal layer disposed on a third portion of the top surface, another side of the outermost side surface, and a second portion of the bottom surface; a heatsink disposed on the bottom surface of the substrate; and at least two heatsink holes in the substrate formed to pass through the substrate, in which the at least two heatsink holes are in contact with the heatsink, and a reflective material is on an inside surface of the at least two heatsink holes, the first metal layer, the second metal layer, and the heatsink are separated from each other on the bottom surface of the substrate, and the at least two heatsink holes are vertically overlapped with the light emitting diode chip and the heatsink.