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. 11, 2020
Filed:
Mar. 01, 2017
Kolon Glotech, Inc., Gwacheon, KR;
Byoung Cheul Park, Seosan, KR;
KOLON GLOTECH, INC., Gwacheon, KR;
Abstract
Disclosed herein is a surface lighting apparatus. According to the present invention, the surface lighting apparatus comprises a light guiding unit for dispersing light input from light source through patterns formed in the light guiding unit, a reflecting unit formed at a lower part of the light guiding unit to reflect light being out among dispersed light of the light guiding unit, a diffusing unit adjoining an upper part of the light guiding unit and scattering light dispersed from the light guiding unit, and a refract guiding unit formed between the light source and the light guiding unit and concentrating total light input by refracting at least a part of light input from the light source to guide the light to the light guiding unit.