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:
Dec. 13, 2022
Filed:
Feb. 02, 2017
Tamura Corporation, Tokyo, JP;
Koha Co., Ltd., Tokyo, JP;
National Institute for Materials Science, Ibaraki, JP;
Daisuke Inomata, Tokyo, JP;
Yusuke Arai, Tokyo, JP;
Kiyoshi Shimamura, Ibaraki, JP;
Encarnacion Antonia Garcia Villora, Ibaraki, JP;
Tamura Corporation, Tokyo, JP;
National Institute for Materials Science, Ibaraki, JP;
Abstract
Provided is a particulate phosphor including a single crystal having a composition represented by a compositional formula (YLuGdCe)AlO(0≤x≤0.9994, 0≤y≤0.0669, 0.001≤z≤0.004, −0.016≤a≤0.315) and a particle diameter (D50) of not less than 20 μm. Also provided is a light-emitting device including a phosphor-including member that includes the phosphor and a sealing member including a transparent inorganic material sealing the phosphor or a binder including an inorganic material binding particles of the phosphor, and a light-emitting element that emits a blue light for exciting the phosphor.