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:
Mar. 17, 2009
Filed:
Apr. 26, 2004
Applicants:
Susumu Naito, Kariya, JP;
Makoto Nakae, Nagoya, JP;
Shinichiro Imamura, Chiryu, JP;
Inventors:
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/41 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gas sensor element which may be employed in measuring the concentration of gas such Ois provided. The gas sensor element is of a laminated type and designed to introduce gas to be measured into a measurement gas chamber through a diffusion resistor. The measurement gas chamber has a volume of 0.15 mmin order to facilitate expelling of the gas remaining within the measurement gas chamber during transition of thermal activation of the gas sensor element.