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:
May. 13, 2025
Filed:
Dec. 13, 2019
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventor:
Yoshihiro Ueta, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10H 20/851 (2025.01); H10H 20/01 (2025.01);
U.S. Cl.
CPC ...
H10H 20/8514 (2025.01); H10H 20/01 (2025.01); H10H 20/0361 (2025.01);
Abstract
A light-emitting device includes a light-emitting part. The light-emitting part contains a quantum dot. The quantum dot has a core and a shell. The shell is located outside the core. Each of the core and the shell has a hexagonal structure. The lattice constant of the core is larger than the lattice constant of the shell.