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. 12, 2010
Filed:
Jul. 17, 2007
Masaki Mizutani, Aichi, JP;
Shigeki Mori, Seki, JP;
Shigeo Kondo, Nagoya, JP;
Nobuo Furuta, Kasugai, JP;
Masaki Mizutani, Aichi, JP;
Shigeki Mori, Seki, JP;
Shigeo Kondo, Nagoya, JP;
Nobuo Furuta, Kasugai, JP;
NGK Spark Plug Co., Ltd., Aichi, JP;
Abstract
A gas sensor including a gas detecting element extending in a longitudinal direction and in which a plurality of ceramic layers are stacked, and wherein a detecting portion is provided at a leading end side of the gas detecting element, the gas detecting element including: a first ceramic layer; a second ceramic layer; a first through-hole conductor; a first peripheral portion; a second through-hole conductor; a second peripheral portion; and an opening all as defined herein, wherein the first peripheral portion and the second peripheral portion respectively have mutually overlapping adhered portions and separated portions opposing one another through a gap continuing to the opening, and a relationship L>Sis satisfied, where Lrepresents a maximum length of the adhered portion, and Srepresents a maximum length of the separated portion.