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. 26, 2020
Filed:
Nov. 14, 2018
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); C09K 11/77 (2006.01); C09K 11/08 (2006.01); F21V 9/30 (2018.01); F21Y 115/30 (2016.01);
U.S. Cl.
CPC ...
C09K 11/7774 (2013.01); C09K 11/0883 (2013.01); C09K 11/7721 (2013.01); F21V 9/30 (2018.02); H01L 33/502 (2013.01); F21Y 2115/30 (2016.08); H01L 33/504 (2013.01);
Abstract
A phosphor comprises a crystal phase with a chemical composition (Lu, Ce, M)βγO. M denotes one or more elements selected from the group consisting of Y, La, Sc, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, and Yb. β contains Si, which constitutes 90% or more by mole of β. γ contains N, which constitutes 90% or more by mole of γ. The variables x, y, z, p, and q satisfy 5.5≤x≤6.5, 10.5≤y≤11.5, 19.5≤z≤20.5, 0<p<0.03, and 0≤q≤0.5.
Nitta, Mitsuru. (2020). Phosphor that includes crystal phase containing celium (U.S. Patent No. 10662376). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10662376
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