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. 10, 2023
Filed:
Jul. 04, 2016
Applicant:
Denso Corporation, Kariya, JP;
Inventors:
Mitsunobu Nakatou, Kariya, JP;
Keigo Mizutani, Nishio, JP;
Takashi Araki, Kariya, JP;
Tadashi Nakamura, Nagakute, JP;
Assignees:
DENSO CORPORATION, Kariya, JP;
KABUSHIKIKAISHA TOYOTA CHUO KENKYUSHO, Nagakute, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/41 (2006.01); G01N 27/407 (2006.01); G01N 27/409 (2006.01); G01N 27/419 (2006.01);
U.S. Cl.
CPC ...
G01N 27/41 (2013.01); G01N 27/409 (2013.01); G01N 27/4074 (2013.01); G01N 27/4075 (2013.01); G01N 27/419 (2013.01);
Abstract
On a cross sectional surface Xof a pump electrodein a gas sensor element forming a gas sensor, a noble metal areahaving Pt—Au aggregations, a solid electrolyte areahaving solid electrolyte aggregations, a mixture area in which Pt—Au alloy and solid electrolyte are distributed, and pores. The mixture areais formed within a range of 30 to 90% in an overall area of the cross sectional surface X, excepting the pores. The pores are formed adjacent to the mixture area