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:
May. 13, 2025
Filed:
Dec. 26, 2023
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Takehiko Kubota, Matsumoto, JP;
Hitoshi Ota, Shiojiri, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2330/021 (2013.01);
Abstract
A display device includes a light-emitting element, a data line, a wiring line, a first constant potential line to which a first constant potential is supplied, a first transistor configured to supply a drive current corresponding to a video signal supplied via the wiring line and the data line to the light-emitting element, a second transistor configured to electrically couple the data line to the first constant potential line, and a switching element configured to electrically couple the data line to the wiring line.