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. 26, 2020
Filed:
Apr. 10, 2019
Tianma Japan, Ltd., Kanagawa, JP;
Ayuko Imai, Kanagawa, JP;
Ken Sumiyoshi, Kanagawa, JP;
TIANMA JAPAN, LTD., Kanagawa, JP;
Abstract
A gas sensor includes: at least one resonator; a vibrator provided on the at least one resonator; at least one converter that converts sound waves outputted from the at least one resonator to an electric signal; and a detection unit that detects a specific gas on the basis of the electric signal attained by conversion by the at least one converter, wherein the vibrator includes at least either one of: a plurality of vibrating bodies that have respectively differing frequency characteristics during vibration, that vibrate a gas inside the at least one resonator, and that output sound waves by resonance of the at least one resonator; and a heater that heats a gas inside the at least one resonator, and that outputs sound waves by resonance of the at least one resonator.