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:
Aug. 02, 2011

Filed:

Nov. 12, 2009
Applicants:

Satoshi Tatsuura, Kanagawa, JP;

Ryojiro Akashi, Kanagawa, JP;

Naoki Hiji, Kanagawa, JP;

Inventors:

Satoshi Tatsuura, Kanagawa, JP;

Ryojiro Akashi, Kanagawa, JP;

Naoki Hiji, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/153 (2006.01); G02F 1/15 (2006.01); G09G 3/19 (2006.01); H04N 9/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A display medium includes: a pair of substrates; an electrode arranged between the pair of substrates and on one substrate of the pair of substrates; a multilayered structure including plural color-forming layers arranged between one substrate of the pair of substrates and the electrode, each of the plural color-forming layers containing an electroconductive sheet-like porous body and an electrochromic dye which is retained by the porous body and is reversibly colored or decolored by at least one of an electrochemical oxidation reaction or a reduction reaction, and the colors when the electrochromic dyes in the respective plural color-forming layers are colored being different from one another; and an electrolytic material included in a region between the pair of substrates.


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