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. 04, 2005
Filed:
Apr. 11, 1997
Akio Tanaka, Obu, JP;
Naoto Miwa, Tsushima, JP;
Toshitaka Saito, Toyohashi, JP;
Hiromi Sano, Nagoya, JP;
Kazunori Suzuki, Nagoya, JP;
Masaya Fujimoto, Kariya, JP;
Akio Tanaka, Obu, JP;
Naoto Miwa, Tsushima, JP;
Toshitaka Saito, Toyohashi, JP;
Hiromi Sano, Nagoya, JP;
Kazunori Suzuki, Nagoya, JP;
Masaya Fujimoto, Kariya, JP;
Denso Corporation, , JP;
Abstract
The oxygen concentration detector of the present invention includes a sensor element having a solid electrolyte and having an external electrode and an internal electrode provided on the external surface and the internal surface, respectively, and a heater provided adjacent to the internal surface of the sensor element, in which a high-emissivity layer consisting of a material having a high emissivity is provided on the internal surface of the sensor element and/or the surface of the heater.