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:
Dec. 08, 1992
Filed:
Apr. 23, 1991
Applicant:
Inventors:
Syunzo Mase, Aichi, JP;
Shigeo Soejima, Nagoya, JP;
Assignee:
NGK Insulators, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
204429 ; 204412 ; 204425 ; 204426 ; 4271262 ; 4271263 ;
Abstract
An electrochemical element comprising a laminar structure which includes a porous first layer of fully-stabilized zirconia ceramic, a second layer of partially-stabilized zirconia ceramic, and at least one pair of electrodes. At least one of the at least one pair of electrodes is disposed between the first and second layers, and in contact with the first layer.