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:
Nov. 19, 2013
Filed:
Jul. 14, 2010
Applicants:
Takashi Ito, Kasugai, JP;
Sang Jae Lee, Ama-Gun, JP;
Inventors:
Takashi Ito, Kasugai, JP;
Sang Jae Lee, Ama-Gun, JP;
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 1/24 (2006.01); G01N 27/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ammonia concentration detection sensor, has: a sensor elementcapable of detecting the ammonia concentration of a measurement target gas; and a protective coverthat regulates the inflow of the measurement target gas into the sensor elementand protects the sensor element. The protective coveris coated with a coating layer.