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:
Jul. 27, 2021
Filed:
Mar. 01, 2019
Applicant:
Coorstek Kk, Tokyo, JP;
Inventors:
Ramesh Vallepu, Kanagawa, JP;
Yu Yokoyama, Kanagawa, JP;
Mitsuhiro Fujita, Kanagawa, JP;
Masako Uematsu, Kanagawa, JP;
Yukiko Kikuchi, Kanagawa, JP;
Assignee:
COORSTEK KK, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 3/093 (2006.01); H01L 33/50 (2010.01); C03C 3/085 (2006.01);
U.S. Cl.
CPC ...
C03C 3/093 (2013.01); C03C 3/085 (2013.01); H01L 33/502 (2013.01); C03C 2201/24 (2013.01);
Abstract
The present invention relates to a glass member in which an inorganic phosphor is dispersed in a glass matrix, in which the glass member includes an SiO—BObased glass as the glass matrix, and the SiO—BObased glass includes SiOas a main component thereof, and includes, based on a total amount of the SiO—BObased glass: AlOin an amount of 4 to 10 wt %; and MgO and ZnO in a total amount of 0.1 to 0.7 wt %.