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. 30, 2019
Filed:
Mar. 01, 2017
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Kazunari Homma, Kyoto, JP;
Zhiqiang Wei, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/00 (2006.01); G01N 27/12 (2006.01);
U.S. Cl.
CPC ...
G01N 33/005 (2013.01); G01N 27/125 (2013.01);
Abstract
A hydrogen sensor includes: a first electrode; a second electrode; a metal oxide layer disposed between the first electrode and the second electrode and including a bulk area and a local area; a first insulation film covering the first electrode, the second electrode, and the metal oxide layer and having an opening reaching the second electrode; and a second insulation film being in contact with the second electrode in the opening.