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:
Jun. 25, 2019
Filed:
Mar. 14, 2017
Applicant:
Amtran Technology Co., Ltd., New Taipei, TW;
Inventor:
Hung-Ta Yu, New Taipei, TW;
Assignee:
AmTRAN Technology Co., Ltd., New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/08 (2006.01); C09K 11/61 (2006.01); C09K 11/77 (2006.01); H01L 25/16 (2006.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
H01L 33/502 (2013.01); C09K 11/0883 (2013.01); C09K 11/616 (2013.01); C09K 11/7734 (2013.01); H01L 25/167 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/49107 (2013.01);
Abstract
A phosphor includes a europium-doped nitride phosphor powder and a manganese-doped fluoride phosphor powder. The weight ratio of the europium-doped nitride phosphor powder to the manganese-doped fluoride phosphor powder is in a range of 17.5% to 22.5%.