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:
Apr. 23, 2019
Filed:
Mar. 18, 2016
Applicant:
Ngk Insulators, Ltd., Nagoya-shi, Aichi, JP;
Inventors:
Takashi Hino, Nagoya, JP;
Mika Murakami, Nagoya, JP;
Koichi Masuda, Nagoya, JP;
Hironori Sakakibara, Nagoya, JP;
Assignee:
NGK INSULATORS, LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/409 (2006.01); G01N 27/407 (2006.01); G01N 27/41 (2006.01); G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
G01N 27/4077 (2013.01); G01N 27/41 (2013.01); G01N 33/0037 (2013.01); Y02A 50/245 (2018.01);
Abstract
A sensor element includes an element body having an elongate rectangular parallelepiped shape and including solid electrolyte layers with oxygen ion conductivity, an outer pump electrode disposed on a first surface of the element body, and a protective layer covering at least a part of a second surface of the element body on a side opposite to the first surface and including one or more spaces (a lower space) that are present apart from the second surface in a direction perpendicular to the second surface.