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:
Jan. 04, 2022
Filed:
Feb. 08, 2021
Applicant:
Seoul Viosys Co., Ltd., Gyeonggi-do, KR;
Inventors:
Ki Yon Park, Gyeonggi-do, KR;
Jun Yong Park, Gyeonggi-do, KR;
Assignee:
SEOUL VIOSYS CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21K 9/69 (2016.01); G02B 19/00 (2006.01); F21Y 105/16 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21K 9/69 (2016.08); G02B 19/0066 (2013.01); F21Y 2105/16 (2016.08); F21Y 2115/10 (2016.08);
Abstract
A light emitting apparatus comprises a substrate, a plurality of light-emitting diodes provided on the substrate and arranged in a matrix, and a dome-type window provided above the light-emitting diodes to control the path of light emitted from the light-emitting diodes. The height of the window is 70% or less of the diameter of the lower portion of the window so that the view angle of the light emitted from the light-emitting diodes is 90 degrees or less.