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:
Apr. 04, 2006
Filed:
Jul. 17, 2001
Applicants:
Tetsuro Nakamura, Hyogo-ken, JP;
Masichiro Tatekawa, Osaka-fu, JP;
Inventors:
Tetsuro Nakamura, Hyogo-ken, JP;
Masichiro Tatekawa, Osaka-fu, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention comprises a display sheet, a light guide sheet and a light source provided to at least one side of the light guide sheet. And an electronic paper of the invention has a configuration for color display that the display sheet is made up by laminating respective display sheets for red, green and blue colors.