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. 30, 2025
Filed:
Dec. 08, 2023
Applicant:
Sony Group Corporation, Tokyo, JP;
Inventor:
Naoya Kasahara, Kanagawa, JP;
Assignee:
Sony Group Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); G09G 3/3233 (2016.01); H10K 50/125 (2023.01); H10K 59/124 (2023.01); H10K 59/131 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); H10K 50/125 (2023.02); H10K 59/124 (2023.02); H10K 59/131 (2023.02); H10K 59/80522 (2023.02);
Abstract
A display device of the present disclosure includes: an organic EL layer deposited on a circuit unit formed on a substrate via an insulating film; a cathode electrode deposited on the organic EL layer; a groove formed along a direction of arrangement of pixels between the pixels in the insulating film; and a contact electrode that is provided at a bottom of the groove and receives a predetermined potential. Moreover, the cathode electrode is electrically connected to the contact electrode in the groove.