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:
Oct. 09, 2018
Filed:
Jun. 08, 2016
Applicant:
Nitto Denko Corporation, Osaka, JP;
Inventors:
Hiroaki Miyagawa, Oceanside, CA (US);
Ekambaram Sambandan, Carlsbad, CA (US);
Bin Zhang, San Diego, CA (US);
Assignee:
Nitto Denko Corporation, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 11/77 (2006.01); C04B 35/50 (2006.01); C04B 35/64 (2006.01); C04B 35/44 (2006.01); C04B 35/634 (2006.01); C04B 35/638 (2006.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
C09K 11/7774 (2013.01); C04B 35/44 (2013.01); C04B 35/634 (2013.01); C04B 35/638 (2013.01); C04B 2235/3224 (2013.01); C04B 2235/3229 (2013.01); C04B 2235/3262 (2013.01); C04B 2235/3418 (2013.01); C04B 2235/6025 (2013.01); C04B 2235/6562 (2013.01); C04B 2235/6565 (2013.01); C04B 2235/6567 (2013.01); C04B 2235/6581 (2013.01); C04B 2235/6586 (2013.01); C04B 2235/661 (2013.01); C04B 2235/663 (2013.01); C04B 2235/664 (2013.01); C04B 2235/764 (2013.01); C04B 2235/9646 (2013.01); C04B 2235/9653 (2013.01); H01L 33/502 (2013.01);
Abstract
A garnet ceramic phosphor with Ce and Mn co-doping, wherein calcium and silicon in the phosphor crystal host can be minimized for enhancing performance, is described herein. Also a ceramic phosphor element comprising a garnet phosphor having composition of formula 1 or 2 is described herein:(A,Ce)(Al,Mn)SiO  (Formula 1)(Lu,Ce)(Al,Mn)SiO  (Formula 2).