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. 21, 2017
Filed:
Jul. 11, 2014
Applicant:
Gs Yuasa International Ltd., Kyoto, JP;
Inventor:
Naohisa Kitazawa, Kyoto, JP;
Assignee:
GS Yuasa International Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/404 (2006.01);
U.S. Cl.
CPC ...
G01N 27/404 (2013.01);
Abstract
Provided is a galvanic cell type oxygen sensor including a positive electrode, a negative electrode, an electrolyte solution, and a first oxygen permeable membrane, wherein the concentration of oxygen detected before ordinary use of the sensor is controlled into the range of 0.1 to 4.0% by volume both inclusive, or the output voltage of the sensor before ordinary use of the sensor is controlled into the range of 2.5 to 20% both inclusive of the output voltage thereof at the time of the ordinary use.