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. 23, 2021
Samsung Display Co., Ltd., Yongin-si, KR;
Yunku Jung, Yongin-si, KR;
Hyunmi Doh, Yongin-si, KR;
Jaekook Ha, Yongin-si, KR;
Sungwoon Kim, Yongin-si, KR;
Jongwoo Shin, Yongin-si, KR;
Hyekyoung Choi, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A nano composite, a nanoparticle ink composition including a solvent and the nanocomposite, and a light-emitting device including a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode, wherein the interlayer includes an emission layer, and at least one layer included in the interlayer is made from the nanoparticle ink composition. The nano composite includes: a metal oxide nanoparticle; and a chelating ligand bonded to a surface of the nanoparticle and including a cyclic moiety.