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:
Sep. 21, 2021
Filed:
May. 15, 2017
Denso Corporation, Kariya, JP;
Akira Saito, Kariya, JP;
Kiyomi Kobayashi, Kariya, JP;
DENSO CORPORATION, Kariya, JP;
Abstract
A sensor element of a gas sensor includes a solid electrolyte body which has oxygen-ion conductivity, a measuring electrode that is exposed to a measured gas, a reference gas electrode that is exposed to a reference gas, and a porous protection layer. The measuring electrode is mounted on an outer surface of the solid electrolyte body. The reference electrode is mounted on an inner surface of the solid electrolyte body. The protection layer covers a surface of the measuring electrode. A plurality of open portions are formed to penetrate through the measuring electrode. A part of the protection layer is joined to the solid electrolyte body, via the plurality of open portions.