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:
Mar. 17, 2020
Filed:
Jun. 30, 2015
Denso Corporation, Kariya, Aichi-pref., JP;
Yota Iwamoto, Kariya, JP;
DENSO CORPORATION, Kariya, JP;
Abstract
A gas sensor element with excellent sensor output reliability and durability and a manufacturing method thereof is provided. The gas sensor element is provided with an oxygen-ion conductive solid electrolyte body, a measuring electrode and a reference electrode provided respectively on surface and another surface of the solid electrolyte body, a signal lead partconnected to the measuring electrode, which also extends to a base end side thereof, a first ceramic layer covering the signal lead part from an opposing side to the solid electrolyte body, and a second ceramic layer intervening between the signal lead part and the solid electrolyte body. The signal lead part is formed from one metal or an alloy of more than one metal selected from a group consisting of Pt, Au, Ag, Pd, Rh, Ni and Ir. On the second ceramic layer, a dyeing section which is the metal or an alloy of more than one metal dyed thereon, is formed from the signal lead part side.