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:
Apr. 16, 2013
Filed:
Nov. 14, 2008
Hidekazu Hoshino, Yokohama, JP;
Tokio Sakauchi, Yokohama, JP;
Mutsumi Sasaki, Yokohama, JP;
Tohru Ida, Yokohama, JP;
Naomi Iida, Yokohama, JP;
Hidekazu Hoshino, Yokohama, JP;
Tokio Sakauchi, Yokohama, JP;
Mutsumi Sasaki, Yokohama, JP;
Tohru Ida, Yokohama, JP;
Naomi Iida, Yokohama, JP;
NHK Spring Co., Ltd., Yokohama, JP;
Abstract
A discrimination medium, which can have much information, can be produced on a small scale at low cost, and enables change of a sticker design at low cost, is provided. A cholesteric liquid crystal layer, having a fine asperity for forming a hologram, is formed on a transparent first substrate. A print layer composed of a black ink is formed on a transparent second substrate. The substrates are affixed to each other via a bond layer, so that a discrimination medium is obtained. In the discrimination medium, the display content obtained by the print layer is changed, so that the display content for discrimination can be changed at low cost.