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:
Apr. 25, 2023
Filed:
Mar. 24, 2021
Canon Kabushiki Kaisha, Tokyo, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Electronic device includes lower electrodes, insulating layer covering end portion of each lower electrode, organic compound layer covering the insulating layer and electrode region of upper surface of each lower electrode, and upper electrode covering the organic compound layer. The electrode region of the upper surface is located on inner side of the end portion The organic compound layer includes mixed layer containing first organic material and second organic material having hole mobility lower than that of the first organic material. The insulating layer includes inclined surface inclined with respect to the upper surface of the lower electrode. Ratio of weight of the second organic material to weight of the first organic material is higher in second portion of the mixed layer on the inclined surface than in first portion of the mixed layer on the electrode region.