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. 08, 2025
Filed:
May. 31, 2022
Samsung Electronics Co., Ltd., Suwon-si, KR;
Dongkuk Lee, Hwaseong-si, KR;
Daesup Kim, Suwon-si, KR;
Wooseok Jang, Hwaseong-si, KR;
Hyoungcheol Cho, Seoul, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
An ultraviolet (UV) light source includes: a substrate coupled to an upper housing; a light-emitting diode (LED) package on the substrate; and a waterproof coating layer on at least a portion of the substrate, wherein the LED package includes: an LED chip configured to generate UV light; and a transparent layer including a lower surface facing the LED chip, an upper surface opposite to the lower surface, and a lateral surface connecting the upper surface to the lower surface, wherein at least a portion of the upper surface of the transparent layer is exposed from the waterproof coating layer, and the transparent layer is configured to directly contact a sterilization-target fluid.