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. 13, 1984
Filed:
Jul. 27, 1981
Applicant:
Inventors:
Kohzo Yano, Yamatokoriyama, JP;
Hiroshi Hamada, Nara, JP;
Yasuhiko Inami, Nara, JP;
Tomio Wada, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
350357 ; 29570 ;
Abstract
An electrochromic display device in which the redox layer of the counter-electrode is formed by burning a mixture of a self-film-forming compound such as manganese nitrate and a carbon type electroconductive material such as non-woven fabric of carbon fibers without use of any binder.