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:
Aug. 02, 2022
Filed:
Mar. 11, 2021
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/02 (2006.01); C09K 11/77 (2006.01); C04B 35/628 (2006.01); C04B 35/44 (2006.01); C01F 17/34 (2020.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
C09K 11/025 (2013.01); C01F 17/34 (2020.01); C04B 35/44 (2013.01); C04B 35/628 (2013.01); C09K 11/7774 (2013.01); C01P 2004/84 (2013.01); C01P 2004/86 (2013.01); C04B 2235/3222 (2013.01); H01L 33/502 (2013.01);
Abstract
A ceramic composite having a phosphor particle and a coating layer on the surface of the phosphor particle, in which a matrix crystal structure of the phosphor particle and the coating layer have identical garnet structures, and the thickness of the coating layer is greater than or equal to 0.001 μm and smaller than or equal to 0.450 μm.