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:
Mar. 18, 2014
Filed:
Mar. 26, 2010
Harunobu Komatsu, Matsumoto, JP;
Takeo Kawase, Suwa, JP;
Masashi Kanai, Azumino, JP;
Kenji Fukasawa, Cupertino, CA (US);
Harunobu Komatsu, Matsumoto, JP;
Takeo Kawase, Suwa, JP;
Masashi Kanai, Azumino, JP;
Kenji Fukasawa, Cupertino, CA (US);
Seiko Epson Corporation, Tokyo, JP;
Abstract
An electrophoretic display includes: a plurality of spatially divided cells; and plural types of color substances contained in each of the cells wherein a display color is controlled by controlling electrophoresis of the colored substances within the cells, wherein each of a first cell, a second cell and a third cell included in the plurality of cells includes a first color substance corresponding to a mutually differing one of three primary colors in additive color mixing or subtractive color mixing and a second color substance in a relationship of complementary colors with the first color substance, wherein the first cell is controlled to be in a display state by the first color substance, and the second and third cells are controlled to be in a display state by the second color substance, respectively.