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:
May. 15, 2012
Filed:
Jun. 23, 2008
Hideo Kobayashi, Kanagawa, JP;
Masaaki Araki, Kanagawa, JP;
Takehito Hikichi, Kanagawa, JP;
Takeo Kakinuma, Kanagawa, JP;
Naoki Hiji, Kanagawa, JP;
Chikara Manabe, Kanagawa, JP;
Motohiko Sakamaki, Kanagawa, JP;
Hiroe Okuyama, Kanagawa, JP;
Shigeru Yamamoto, Kanagawa, JP;
Hideo Kobayashi, Kanagawa, JP;
Masaaki Araki, Kanagawa, JP;
Takehito Hikichi, Kanagawa, JP;
Takeo Kakinuma, Kanagawa, JP;
Naoki Hiji, Kanagawa, JP;
Chikara Manabe, Kanagawa, JP;
Motohiko Sakamaki, Kanagawa, JP;
Hiroe Okuyama, Kanagawa, JP;
Shigeru Yamamoto, Kanagawa, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a display medium which prevents a decrease in reflectance during storage at high temperatures, and a writing apparatus using the display medium. A photoconductive layer, a selective light transmission layer, and a liquid crystal layerare laminated between substratesand, which have electrodesand, respectively, to form a display medium. The selective light transmission layeras a color layer is composed of a deionized material. The ion concentration of the selective light transmission layeris controlled to be within a predetermined range.