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. 17, 1992
Filed:
Nov. 17, 1989
Applicant:
Inventors:
Bernard Buffat, Paris, FR;
Francois Lerbet, Paris, FR;
Francis Defendini, Paris, FR;
Christian Padoy, Gonesse, FR;
Assignee:
Saint-Gobain Vitrage, Aubervilliers Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
359270 ; 359269 ; 359273 ;
Abstract
The invention pertains to an electrochromic system composed of a lithium ionic conductor electrolyte and a counter electrode symmetrical with the principal layer of electrochromic material and composed of a layer of nickel oxide, preferably deposited by reactive cathode sputtering in the presence of hydrogen-bearing plasma. The invention is used in particular for electrochromic windows, which can be used, for example, in automobile tops.