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. 27, 2026
Filed:
Oct. 26, 2022
Samsung Display Co., Ltd., Yongin-si, KR;
Ohjune Kwon, Yongin-si, KR;
Jeongseok Lee, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Abstract
A display apparatus includes a substrate, a first electrode disposed on the substrate, a bank layer overlapping an edge of the first electrode and defining an opening in the bank layer which corresponds to the first electrode, a protrusion portion disposed on the bank layer and is spaced apart from the opening in the bank layer, the protrusion portion having a reverse-tapered structure in a cross-sectional view, an emission layer overlapping the first electrode through the opening, and a second electrode disposed on the emission layer and the protrusion portion, wherein a thickness of the second electrode decreases from a top surface of the protrusion portion toward a bottom surface of the protrusion portion on a side surface of the protrusion portion.