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:
Sep. 09, 2003
Filed:
Mar. 15, 2002
Applicant:
Inventor:
Masayasu Haga, Aichi-ken, JP;
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 2/600 ; G09G 3/34 ; G09G 3/38 ;
U.S. Cl.
CPC ...
G02B 2/600 ; G09G 3/34 ; G09G 3/38 ;
Abstract
Provided is a rewritable display sheet capable of displaying different images on both surfaces. The rewritable display sheet of the present invention is provided with a conductive substrate that has a voltage applying section at an end portion, transparent sheets and provided on both sides of the conductive substrate , and display layers and which are provided between the conductive substrate and the transparent sheets and and in which an image is written with an electric field applied.