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 7859512 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 28, 2010

Filed:

Mar. 05, 2004
Applicant:

Satoshi Yuasa, Yokohama, JP;

Inventor:

Satoshi Yuasa, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image display panel of the reflection type includes, in a multilayer structure, a first layer including a periodic planar arrangement of a plurality of electrophoretic elements, each showing one of an opaque black state and a transparent state in response to an input signal, and a second layer including a periodic planar arrangement of a plurality of electrophoretic elements, each showing at least a first color state and a second color state in response to an input signal. An arrangement period of the electrophoretic elements included in the first layer is smaller than an arrangement period of the electrophoretic elements included in the second layer.


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