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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.:

US 12588369 B1

PDFFull Text
Date of Patent:
Mar. 24, 2026

Filed:

Sep. 07, 2023

Display device

Applicant:

Magnolia White Corporation, Tokyo, JP;

Inventor:

Kenji Harada, Tokyo, JP;

Assignee:

MAGNOLIA WHITE CORPORATION, Tokyo, JP;

Attorney:

XSENSUS LLP

Primary Examiner:

Shaun M Campbell

Int. Cl.
CPC ...
H10K 59/122 (2023.01); H10K 50/125 (2023.01); H10K 50/15 (2023.01); H10K 59/12 (2023.01); H10K 59/124 (2023.01); H10K 59/80 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); H10K 50/125 (2023.02); H10K 50/15 (2023.02); H10K 59/1201 (2023.02); H10K 59/124 (2023.02); H10K 59/80521 (2023.02); H10K 59/8731 (2023.02); H10K 2102/302 (2023.02);
Abstract

According to one embodiment, a display device includes first and second lower electrodes, a second insulating layer including a first trench, a light emitting layer and an upper electrode. The first trench includes first, second and third trench portions. A first gap in a lower portion of the first trench portion is greater than a second gap in an upper portion of the first trench portion, a third gap in a lower portion of the second trench portion is greater than a fourth gap in an upper portion of the second trench portion, and a fifth gap in a lower portion of the third trench portion is greater than a sixth gap in an upper portion of the third trench portion.

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