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. 16, 2023
Filed:
Jul. 14, 2021
National University Corporation Tokai National Higher Education and Research System, Nagoya, JP;
Osaka University, Osaka, JP;
Nichia Corporation, Anan, JP;
Tsukasa Torimoto, Nagoya, JP;
Tatsuya Kameyama, Nagoya, JP;
Marino Kishi, Iwakura, JP;
Chie Miyamae, Nagoya, JP;
Susumu Kuwabata, Ibaraki, JP;
Taro Uematsu, Suita, JP;
Daisuke Oyamatsu, Tokushima, JP;
Kenta Niki, Tokushima, JP;
NATIONAL UNIVERSITY CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM, Nagoya, JP;
OSAKA UNIVERSITY, Osaka, JP;
NICHIA CORPORATION, Anan, JP;
Abstract
Semiconductor nanoparticles including Ag, In, Ga, and S are provided. In the semiconductor nanoparticles, a ratio of a number of Ga atoms to a total number of In and Ga atoms is 0.95 or less. The semiconductor nanoparticles emit light having an emission peak with a wavelength in a range of from 500 nm to less than 590 nm, and a half bandwidth of 70 nm or less, and have an average particle diameter of 10 nm or less.