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.

Date of Patent:
Jan. 06, 2026

Filed:

Jan. 22, 2021
Applicant:

Sharp Kabushiki Kaisha, Sakai, JP;

Inventors:

Tazuko Kitazawa, Sakai, JP;

Yoshihiro Ueta, Sakai, JP;

Eiji Satoh, Sakai, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1343 (2006.01); G02F 1/1335 (2006.01); G02F 1/139 (2006.01);
U.S. Cl.
CPC ...
G02F 1/134381 (2021.01); G02F 1/133531 (2021.01); G02F 1/1396 (2013.01);
Abstract

A display device includes: a light-emitting element including a first electrode and a second electrode overlapping each other in a plan view, and a light-emitting layer placed between the first electrode and the second electrode; a third electrode capable of forming an electrical field between the second electrode and the third electrode; and an optical adjustment element overlapping the light-emitting layer in a plan view and having light transmittance that changes in accordance with a potential difference between the second electrode and the third electrode.


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