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:
Nov. 25, 1980
Filed:
Apr. 23, 1979
Kohzo Yano, Tenri, JP;
Hiroshi Kuwagaki, Kyoto, JP;
Hiroshi Hamada, Tenri, JP;
Sadatoshi Takechi, Nara, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
An electrochromic display comprising a display electrode and a counter electrode which form a cavity therebetween like a sandwich, the former consisting of a transparent conductive coating and a layer of transition metal oxide which varies reversibly in the light absorption spectrum upon application of current and the latter consisting of a conductive coating and a reversible charge exchange system. An electrolyte is injected into the cavity. A porous ceramics plate is positioned in contact with the display electrode and the counter electrode. This application is a continuation of copending application Ser. No. 760,521, filed on Jan. 19, 1977, now abandoned.