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:
Dec. 13, 2022
Filed:
May. 02, 2022
Seoul Semiconductor Co., Ltd., Gyeonggi-do, KR;
SEOUL SEMICONDUCTOR CO., LTD., Ansan-si, KR;
Abstract
A light emitting device filament includes a substrate, a plurality of light emitting diodes, two electrode pads, and a plurality of connection lines. The substrate includes a first surface and a second surface opposite to the first surface. The substrate extending in a first direction and having a width in a second direction. The plurality of light emitting diodes is disposed on the first surface of the substrate. The two electrode pads are disposed on the substrate. The plurality of connection lines electrically connects the plurality of light emitting diodes and the two electrode pads. The plurality of connection lines includes a first connection line and a second connection line. The first connection line, the second connection line, or both are formed in a direction inclined or curved with respect to the first direction or the second direction.