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:
May. 07, 2024
Filed:
Feb. 13, 2020
Applicant:
Hamamatsu Photonics K.k., Hamamatsu, JP;
Inventors:
Seiichiro Mizuno, Hamamatsu, JP;
Hiroo Yamamoto, Hamamatsu, JP;
Sho Morita, Hamamatsu, JP;
Toshiki Wakamori, Hamamatsu, JP;
Assignee:
HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/333 (2006.01); G01N 27/414 (2006.01);
U.S. Cl.
CPC ...
G01N 27/333 (2013.01); G01N 27/4141 (2013.01);
Abstract
A smell sensor includes an ion sensor having a sensitive film, a substance adsorption film disposed on the sensitive film and configured to adsorb a smell substance to be detected, and an electrode configured to apply a reference voltage to the substance adsorption film. The substance adsorption film is in a state of releasing a proton in response to absorbing the smell substance.