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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 12527166 B1

PDFFull Text
Date of Patent:
Jan. 13, 2026

Filed:

Sep. 17, 2020

Display device having increased light-emitting regions and method for manufacturing said display device

Applicant:

Sharp Kabushiki Kaisha, Sakai, JP;

Inventors:

Sentaro Kida, Sakai, JP;

Yasushi Asaoka, Sakai, JP;

Tsuyoshi Kamada, Sakai, JP;

Assignee:

SHARP KABUSHIKI KAISHA, Osaka, JP;

Attorney:

ScienBiziP, P.C.

Primary Examiner:

Jami Valentine Miller

Int. Cl.
CPC ...
H10K 59/122 (2023.01); H10K 59/131 (2023.01); H10K 71/00 (2023.01); H10K 71/13 (2023.01); H10K 71/60 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); H10K 59/131 (2023.02); H10K 71/135 (2023.02); H10K 71/60 (2023.02); H10K 71/621 (2023.02); H10K 59/80515 (2023.02); H10K 59/80521 (2023.02);
Abstract

A display device includes: a plurality of first electrodes shaped into islands; a first light-emitting layer formed to overlap with a first electrode among the plurality of the first electrodes, the first light-emitting layer containing a first light-emitting material and resin; a second light-emitting layers formed to overlap with another first electrode among the plurality of the first electrodes, the second light-emitting layers being made of a second light-emitting material; and a bank formed in a shape of a picture frame, or formed to include two partition walls facing each other and separating an inner region from an outer region. The second light-emitting layer is provided behind the bank to be in contact with an inner side face of the bank, and the first light-emitting layer is formed out of the bank.

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