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. 06, 2024
Filed:
May. 19, 2020
Hamamatsu Photonics K.k., Hamamatsu, JP;
Seiichiro Mizuno, Hamamatsu, JP;
Hiroo Yamamoto, Hamamatsu, JP;
Sho Morita, Hamamatsu, JP;
Toshiki Wakamori, Hamamatsu, JP;
HAMAMATSU PHOTONICS K.K., Hamamatsu, JP;
Abstract
A smell detection device includes an ion sensor having a sensitive film and outputting an output signal in accordance with a potential change of the sensitive film, a substance adsorption film disposed on the sensitive film and changing its state by adsorbing a smell substance to be detected to cause the potential change of the sensitive film, and an adjuster acquiring the output signal of the ion sensor and adjusting a drive signal for driving the ion sensor to reduce an offset from a predetermined reference value in the output signal.