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:
Jul. 12, 2011
Filed:
Aug. 20, 2009
Kyosuke Katsuyama, Nagoya, JP;
Kenshin Kitoh, Nagoya, JP;
Takeshi Sakuma, Nagoya, JP;
Yukio Miyairi, Nagoya, JP;
Junichi Suzuki, Kuwana, JP;
Kyosuke Katsuyama, Nagoya, JP;
Kenshin Kitoh, Nagoya, JP;
Takeshi Sakuma, Nagoya, JP;
Yukio Miyairi, Nagoya, JP;
Junichi Suzuki, Kuwana, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A particulate matter sensor which may be used as an onboard particulate matter diagnostic sensor includes an insulating base that has at least a pair of opposing plane surfaces, an electrode nucleus that is formed on one of the pair of opposing plane surfaces of the base, and forms an electrode when a conductive substance adheres to the plane surface, and an electrode that is disposed parallel to the electrode nucleus and is provided on the other of the pair of opposing plane surfaces, or provided on a side surface of the base that is adjacent to the pair of opposing plane surfaces, or provided inside the base.