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:
Dec. 02, 2025
Filed:
Apr. 15, 2020
National Institute of Advanced Industrial Science and Technology, Tokyo, JP;
Abstract
Provided in the present disclosure is a spray ionization device comprising: a first tube that has a first flow path in which a liquid can flow, the first tube having a first outlet on one end thereof from which the liquid is sprayed; a second tube that surrounds the first tube with a gap therebetween and has a second flow path in which a gas can flow, the second tube having a second outlet on the one end thereof and the second flow path being defined by the outer peripheral surface of the first tube and the inner peripheral surface of the second tube; and an electrode contacting the liquid flowing through the first flow path, the electrode being able to apply a voltage to the liquid by means of a power source connected to the electrode, wherein charged droplets of the liquid can be sprayed from the second outlet.