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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 12371616 B1

PDFFull Text
Date of Patent:
Jul. 29, 2025

Filed:

Jun. 14, 2023

Quantum dots and device including the same

Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Seon-Yeong Kim, Suwon-si, KR;

Yong Wook Kim, Yongin-si, KR;

Soo Kyung Kwon, Suwon-si, KR;

Ji-Yeong Kim, Suwon-si, KR;

Sungwoo Hwang, Suwon-si, KR;

Assignee:

SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

C Melissa Koslow

Int. Cl.
CPC ...
C09K 11/88 (2006.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01); C01B 19/04 (2006.01); C01G 9/00 (2006.01); C09K 11/70 (2006.01); C09K 11/74 (2006.01); H10K 50/115 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
C09K 11/883 (2013.01); C01B 19/04 (2013.01); C01G 9/006 (2013.01); C09K 11/70 (2013.01); C09K 11/703 (2013.01); C09K 11/7414 (2013.01); H10K 50/115 (2023.02); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01); C01P 2004/64 (2013.01); C01P 2006/60 (2013.01); H10K 2102/00 (2023.02);
Abstract

A cadmium free quantum dot or a population thereof or a device including the same, wherein the cadmium free quantum dot includes a core (or a semiconductor nanocrystal particle) including a first semiconductor including a Group IIB-VI compound and a shell (or a coating) disposed on the core (or the semiconductor nanocrystal particle) including a Group IIB-V compound and exhibits a quantum efficiency of about 60% or higher.

Find Patent Forward Citations

Kim, Seon-Yeong. (2025). Quantum dots and device including the same (U.S. Patent No. 12371616). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12371616

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

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