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:
Sep. 23, 2025
Filed:
Jan. 25, 2023
Applicant:
Magnolia White Corporation, Tokyo, JP;
Inventor:
Kaichi Fukuda, Tokyo, JP;
Assignee:
JAPAN DISPLAY INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/80 (2023.01); H10K 71/00 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 59/8721 (2023.02); H10K 71/00 (2023.02); H10K 2102/351 (2023.02);
Abstract
According to one embodiment, a display device comprises a lower electrode, a rib, a partition, an upper electrode, an organic layer between the lower electrode and the upper electrode, and a sealing layer above the upper electrode. The partition includes a lower portion on the rib, and an upper portion on the lower portion with an end portion protruding from a side surface of the lower portion. The lower portion includes a first aluminum layer of a first aluminum alloy, and a second aluminum layer of pure aluminum or a second aluminum alloy different from the first aluminum alloy and which is arranged on the first aluminum layer.