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:
Sep. 07, 2021
Filed:
Mar. 06, 2015
Kanagawa Academy of Science and Technology, Kawasaki, JP;
National University Corporation Yokohama National University, Yokohama, JP;
Takuma Takahashi, Kawasaki, JP;
Junichi Tatami, Yokohama, JP;
Yuki Sano, Yokohama, JP;
Takehiko Tanaka, Yokohama, JP;
Masahiro Yokouchi, Ebina, JP;
Abstract
Provided are a transparent fluorescent sialon ceramic having fluorescence and optical transparency; and a method of producing the same. Such a transparent fluorescent sialon ceramic includes a sialon phosphor which contains a matrix formed of a silicon nitride compound represented by the formula M(Si,Al)(N,O)(here, M represents at least one selected from the group consisting of Li, alkaline earth metals, and rare earth metals, 0≤x/z<3, and 0<y/z<1) and a luminescent center element.