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.

Date of Patent:
Oct. 10, 2017

Filed:

Jan. 16, 2014
Applicant:

Toray Industries, Inc., Tokyo, JP;

Inventors:

Hitoshi Araki, Otsu, JP;

Mitsuhito Suwa, Otsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/00 (2006.01); H05K 1/03 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
H05K 1/0353 (2013.01); G06F 3/041 (2013.01);
Abstract

The present invention aims to provide a substrate having an ITO with a low ITO pattern visibility, which substrate is formed by a method utilizing a simple technique such as coating, printing or the like, and which method is less burdensome from the viewpoints of cost and process; and to provide a touch panel member using the substrate. The present invention provides a substrate including a region where thin layers are laminated on a transparent ground substrate, which thin layers are, in the order mentioned from the upper surface of the substrate: an ITO (Indium Tin Oxide) thin layer (I); an organic thin layer (II) having a film thickness of from 0.01 to 0.4 μm and a refractive index of from 1.58 to 1.85; and a transparent adhesive thin layer (III) having a refractive index of from 1.46 to 1.52.


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