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:
Aug. 11, 2026
Filed:
Mar. 16, 2022
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Chiaki Shido, Kyoto, JP;
Atsuo Nakao, Nara, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/12 (2006.01); G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
G01N 27/125 (2013.01); G01N 33/0027 (2013.01);
Abstract
A gas sensor includes a sensitive portion and a plurality of electrodes arranged via the sensitive portion. The sensitive portion includes an ionic liquid and is configured to have electrical resistance that changes when the sensitive portion adsorbs a gas molecule. The ionic liquid preferably includes a hydrophobic anion. The hydrophobic anion preferably includes an organic fluorine compound. The organic fluorine compound preferably has a trifluoromethyl group.