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. 11, 2024
Filed:
May. 22, 2023
Applicant:
Kortek Corporation, Incheon, KR;
Inventors:
Joong Won Lee, Incheon, KR;
Ho Jun Kwak, Siheung-si, KR;
Hyun Woo Lee, Incheon, KR;
Tae Jung Yoon, Bucheon-si, KR;
Chan Hwan Kim, Incheon, KR;
Assignee:
KORTEK CORPORATION, Incheon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0045 (2013.01); G02B 6/0031 (2013.01); G02B 6/0073 (2013.01);
Abstract
A button lighting module is provided including: a light guide plate which has a button through-hole formed in a thickness direction to allow a button device configured to input a command to pass therethrough and has a light refractor provided around the button through-hole to refract a light path upward; and a light source which is configured to radiate light so that the light is incident on the light guide plate through an outer peripheral side surface of the light guide plate.