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. 07, 2026
Filed:
Oct. 29, 2021
Applicant:
Kunshan Go-visionox Opto-electronics Co., Ltd, Kunshan, CN;
Inventors:
Guomeng Li, Kunshan, CN;
Yuewei Zhang, Kunshan, CN;
Jinbei Wei, Kunshan, CN;
Mengzhen Li, Kunshan, CN;
Assignee:
KunShan Go-Visionox Opto-Electronics Co., Ltd, Kunshan, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 85/30 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
H10K 85/636 (2023.02); H10K 85/324 (2023.02); H10K 85/622 (2023.02); H10K 85/624 (2023.02); H10K 85/626 (2023.02); H10K 85/633 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/658 (2023.02); H10K 50/11 (2023.02); H10K 2101/10 (2023.02);
Abstract
An organic light emitting device and a display apparatus, where the organic light emitting device includes a light-emitting layer, the light-emitting layer includes a host material and a dye, the host material is a triplet-triplet annihilation material, and the dye is the boron-nitrogen material shown in Formula 1. The organic light emitting device has excellent light-emitting efficiency and color purity.