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:
Sep. 10, 2019
Filed:
Mar. 22, 2017
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Naoyoshi Yamada, Kanagawa, JP;
Koichi Sato, Kanagawa, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/005 (2013.01); G02B 6/0055 (2013.01); G02F 1/133602 (2013.01); G02F 1/133617 (2013.01); G02F 1/133621 (2013.01); G02F 2001/133614 (2013.01); G02F 2202/36 (2013.01);
Abstract
A wavelength conversion member including a wavelength conversion layer containing quantum dots which are excited by exciting light and emit fluorescent light rays, in which the wavelength conversion layer includes base material films on at least one surface, and in the base material films, an absorbance of light at a wavelength of 450 nm measured by using an integrating sphere is less than 0.9%, and a total light ray transmittance is less than 92%.