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:
Jan. 12, 2010
Filed:
Jul. 08, 2003
Reiji Hattori, Fukuoka, JP;
Itsuo Tanuma, Sayama, JP;
Yoshitomo Masuda, Hamura, JP;
Norio Nihei, Kodaira, JP;
Ryou Sakurai, Kokubunji, JP;
Hajime Tamura, Kawasaki, JP;
Hirotaka Yamazaki, Kunitachi, JP;
Reiji Hattori, Fukuoka, JP;
Itsuo Tanuma, Sayama, JP;
Yoshitomo Masuda, Hamura, JP;
Norio Nihei, Kodaira, JP;
Ryou Sakurai, Kokubunji, JP;
Hajime Tamura, Kawasaki, JP;
Hirotaka Yamazaki, Kunitachi, JP;
Bridgestone Corporation, Tokyo, JP;
Abstract
In an image display device which has an image display panel, in which two or more groups of particles or liquid powders having different colors and different charge characteristics are sealed between opposed two substrates, at least one of two substrates being transparent, and, in which the particles or the liquid powders, to which an electrostatic field produced by a pair of electrodes provided on one substrate or both substrates respectively is applied, are made to move so as to display an image, a chip for transmitting a drive signal to the image display panel is arranged in the substrate (first aspect of the invention), or, the two substrates are constructed by a transparent substrate and the pair of electrodes are constructed by a transparent electrode (second aspect of the invention).