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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.:

US 11061278 B1

PDFFull Text
Expired
Date of Patent:
Jul. 13, 2021

Filed:

Sep. 29, 2017

Wavelength conversion member, back light unit, image display device, resin composition for wavelength conversion, and resin cured product for wavelength conversion

Applicant:

Hitachi Chemical Company, Ltd., Tokyo, JP;

Inventors:

Kouhei Mukaigaito, Tokyo, JP;

Shigeaki Funyu, Tokyo, JP;

Hiroaki Takahashi, Tokyo, JP;

Tomoyuki Nakamura, Tokyo, JP;

Masato Fukui, Tokyo, JP;

Takanori Kajimoto, Tokyo, JP;

Yoshitaka Katsuta, Tokyo, JP;

Tatsuya Yahata, Tokyo, JP;

Assignee:

SHOWA DENKO MATERIALS CO., LTD., Tokyo, JP;

Attorney:

Fitch, Even, Tabin & Flannery, L.L.P.

Primary Examiner:

Andrew J Coughlin

Int. Cl.
CPC ...
F21V 7/22 (2018.01); G02F 1/13357 (2006.01); C09K 11/02 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133606 (2013.01); C09K 11/02 (2013.01); G02F 1/133611 (2013.01);
Abstract

Provided are a wavelength conversion member including: a quantum dot phosphor; a white pigment including an organic substance layer that contains an organic substance, on at least a part of a surface of the white pigment; and a resin cured product including the quantum dot phosphor and the white pigment.

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Quick Actions:

Mukaigaito, Kouhei. (2021). Wavelength conversion member, back light unit, image display device, resin composition for wavelength conversion, and resin cured product for wavelength conversion (U.S. Patent No. 11061278). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11061278

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