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:
Mar. 14, 2023
Filed:
Sep. 28, 2021
Seiko Epson Corporation, Tokyo, JP;
Masakazu Nishida, Chino, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
An electro-optical device includes a display region and a peripheral region located around the display region, the electro-optical device including a first substrate, a second substrate, an electro-optical layer disposed between the first substrate and the second substrate, the electro-optical layer having an optical property that varies in accordance with an electric field, a spacer disposed in the peripheral region and having an insulating property, the spacer being configured to define a distance between the first substrate and the second substrate, and a peripheral electrode disposed in the peripheral region, the peripheral electrode being configured to trap an ionic impurity present in the electro-optical layer, wherein the spacer and the peripheral electrode do not overlap with each other in plan view.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile