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:
Aug. 11, 2026
Filed:
Nov. 21, 2022
Samsung Electronics Co., Ltd., Suwon-si, KR;
Soonmin Cha, Suwon-si, KR;
Wonsik Yoon, Suwon-si, KR;
Eun Joo Jang, Suwon-si, KR;
Taehyung Kim, Suwon-si, KR;
Hyo Sook Jang, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Abstract
An electroluminescent device including a first electrode; a second electrode; and a light emitting layer disposed between the first electrode and the second electrode, wherein the light emitting layer includes a plurality of semiconductor nanoparticles and does not include cadmium, wherein the light emitting layer further includes a chemical species including a cyanide group including a cyano group, a cyanide anion, or a combination thereof, and wherein the chemical species includes a bond between a metal and the cyanide group.