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.

Date of Patent:
Jul. 27, 2021

Filed:

May. 17, 2018
Applicant:

Aroma Bit, Inc., Tokyo, JP;

Inventor:

Kenichi Hashizume, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/12 (2006.01); G01N 33/00 (2006.01); G01N 27/414 (2006.01); G01N 5/02 (2006.01); G01N 27/22 (2006.01); G01N 29/02 (2006.01);
U.S. Cl.
CPC ...
G01N 27/126 (2013.01); G01N 5/02 (2013.01); G01N 27/227 (2013.01); G01N 27/4141 (2013.01); G01N 33/0031 (2013.01); G01N 2027/222 (2013.01);
Abstract

According to various embodiments, there is provided an odor sensor including at least two sensor elements each having a substance adsorbing membrane for adsorbing one or more odor substances included in air; and an electrical signal conversion unit for measuring the electrical characteristics of the substance adsorbing membrane after adsorption of the substance, in which the substance adsorbing membrane has a main skeleton containing an electroconductive polymer and contains a dopant for modifying the main skeleton of the electroconductive polymer, and the at least two sensor elements are respectively provided with substance adsorbing membranes having different proportions of the main skeleton and the dopant. Also provided is an odor measurement system using the sensor.


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