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:
Oct. 31, 2017
Filed:
Jun. 08, 2015
Ngk Insulators, Ltd., Nagoya, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A sensor elementof a gas sensorincludes a blocking portionincluding an outer blocking layerthat is formed to cover, in an upper surface of a multilayer body, at least a part of an upper closest regionwhere an outer pump electrodeis not disposed and a distance up to a third inner cavityis minimal. The outer blocking layerdoes not have conductivity for one or more among various types of substances containing oxygen. The outer blocking layeris disposed between a lead linefor the outer pump electrode and the upper surface of the multilayer body to provide insulation therebetween, and is disposed between an upper connector padand the upper surface of the multilayer body to provide insulation therebetween. A porous protective layercovers the outer pump electrode