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.

Date of Patent:
Jan. 13, 2026

Filed:

Nov. 29, 2021
Applicant:

Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;

Inventors:

Nobuharu Ohsawa, Kanagawa, JP;

Satoshi Seo, Kanagawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10K 59/35 (2023.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 59/12 (2023.01); H10K 101/40 (2023.01); H10K 101/20 (2023.01);
U.S. Cl.
CPC ...
H10K 59/35 (2023.02); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 59/12 (2023.02); H10K 2101/20 (2023.02); H10K 2101/40 (2023.02);
Abstract

A novel display panel is provided. The display panel includes a first light-emitting device, a second light-emitting device, and a partition wall. The first light-emitting device includes a first electrode, a second electrode, and a first layer sandwiched therebetween. The first layer contains a first organic compound and a first metal. The first organic compound includes an unshared electron pair. The first metal belongs to Group 5, Group 7, Group 9, Group 11, or Group 13. The second light-emitting device includes a third electrode, a fourth electrode, and a second layer sandwiched therebetween. The second layer contains the first organic compound and the first metal. A first space is provided between the second layer and the first layer. The partition wall has a first opening and a second opening. The partition wall overlaps with the first space between the first opening and the second opening.


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