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:
Feb. 10, 2026
Filed:
Jul. 10, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Hong Kyu Seo, Suwon-si, KR;
Soonmin Cha, Suwon-si, KR;
Dongchan Kim, Suwon-si, KR;
Enjung Kim, Suwon-si, KR;
Taehyung Kim, Suwon-si, KR;
Tae Ho Kim, Suwon-si, KR;
Shin Ae Jun, Suwon-si, KR;
You Jung Chung, Suwon-si, KR;
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
SAMSUNG ELECTRONICS CO., LTD, Gyeonggi-Do, KR;
Abstract
An electroluminescent device that includes a first electrode and a second electrode spaced apart from each other, a light emitting layer disposed between the first electrode and the second electrode, an electron transport layer disposed between the light emitting layer and the second electrode, and an organic layer disposed on the electron transport layer. The light emitting layer includes a plurality of semiconductor nanoparticles, the electron transport layer includes a plurality of metal oxide nanoparticles, and the organic layer includes a polymeric acid compound.