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:
Mar. 23, 2021
Filed:
Mar. 19, 2020
Applicant:
Seoul Semiconductor Co., Ltd., Gyeonggi-do, KR;
Inventors:
Assignee:
SEOUL SEMICONDUCTOR CO., LTD., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 3/00 (2015.01); H01L 25/075 (2006.01); F21K 9/232 (2016.01); H01L 23/538 (2006.01); H01L 23/00 (2006.01); H01L 33/22 (2010.01); H01L 33/50 (2010.01); H01L 33/62 (2010.01);
U.S. Cl.
CPC ...
H01L 25/0753 (2013.01); F21K 9/232 (2016.08); H01L 23/5387 (2013.01); H01L 23/562 (2013.01); H01L 33/22 (2013.01); H01L 33/50 (2013.01); H01L 33/62 (2013.01); H01L 2933/0091 (2013.01);
Abstract
A light emitting device filament includes a substrate having a first surface and a second surface opposite to the first surface and extending in one direction, at least one light emitting device chip disposed on the first surface, and an auxiliary pattern disposed on the second surface and disposed at a position corresponding to the light emitting device chip.