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:
Jan. 25, 2022
Filed:
Oct. 20, 2017
Applicant:
Seaborough Ip I B.v., Amsterdam, NL;
Inventors:
Michael Krames, Mountain View, CA (US);
Marie Anne Van De Haar, Weesp, NL;
Assignee:
SEABOROUGH IP I B.V., Amsterdam, NL;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/77 (2006.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
H01L 33/504 (2013.01); C09K 11/7774 (2013.01); C09K 11/7794 (2013.01);
Abstract
The present invention relates to a light emitting device comprising a red-emitting Eumaterial and green emitting Cematerial which are matched so that the resulting white light has an increased lumen equivalent of radiation for a given color rendering index than with the prior art.