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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.:

US 12727382 B1

PDFFull Text
Date of Patent:
Sep. 01, 2026

Filed:

Jun. 23, 2022

Organic light-emitting device and film

Applicant:

Kyulux, Inc., Fukuoka, JP;

Inventors:

Makoto Yoshizaki, Fukuoka, JP;

Songhye Hwang, Fukuoka, JP;

Kei Morimoto, Fukuoka, JP;

Ayataka Endo, Fukuoka, JP;

Masayuki Kurotaki, Fukuoka, JP;

Kousei Kanahara, Fukuoka, JP;

Hayato Kakizoe, Fukuoka, JP;

Assignee:

KYULUX, INC., Fukuoka, JP;

Attorneys:

Troutman Pepper Locke LLP

James E. Armstrong, IV

Primary Examiner:

Khanh T Nguyen

Int. Cl.
CPC ...
H10K 85/60 (2023.01); C09K 11/02 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 101/20 (2023.01);
U.S. Cl.
CPC ...
H10K 85/658 (2023.02); C09K 11/02 (2013.01); C09K 11/06 (2013.01); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); C09K 2211/1007 (2013.01); C09K 2211/1018 (2013.01); H10K 50/11 (2023.02); H10K 2101/20 (2023.02);
Abstract

An organic light-emitting device including a compound represented by each of the formulas has excellent luminescence characteristics. One of Xand Xis N, and the other is B; Rto R, A, and Aare H, D, or a substituent; Xis O, S, etc.; Aand Aare benzene rings, furan rings, etc.; Rto Rare H, D, aryl, etc.; n is 3 or 4; and L is a single bond, an arylene group, etc.

Find Patent Forward Citations

Yoshizaki, Makoto. (2026). Organic light-emitting device and film (U.S. Patent No. 12727382). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12727382

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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