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:
Dec. 02, 2025
Filed:
Nov. 15, 2022
Canon Kabushiki Kaisha, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Alight emitting device comprising lower electrodes arranged on a substrate, an organic layer including a light emitting layer arranged to cover the lower electrodes, an upper electrode arranged to cover the organic layer, a reflective layer arranged between the substrate and the lower electrodes, and an insulating layer arranged between the reflective layer and the lower electrodes, is provided. The reflective layer is arranged to overlap the lower electrodes. The lower electrodes include a first electrode and a second electrode adjacent to each other. An upper electrode contact portion configured to electrically connect the reflective layer and the upper electrode is arranged between the first electrode and the second electrode, and the upper electrode contact portion includes a via hole in which a conductive member configured to electrically connect the reflective layer and the upper electrode is arranged.