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:
Apr. 27, 2021
Filed:
Dec. 17, 2015
Shimadzu Corporation, Kyoto, JP;
Wataru Fukui, Kyoto, JP;
SHIMADZU CORPORATION, Kyoto, JP;
Abstract
Provided is an ion analyzer characterized by: an ionization chamber () to be maintained at atmospheric pressure; an analysis chamber () for analyzing an ion generated in the ionization chamber (); a vacuum pump () for evacuating the inside of the analysis chamber (); a capillary () for allowing the ionization chamber () and the analysis chamber () to communicate with each other; a conductance changer () for changing the conductance of the capillary (); and a controller () for operating the conductance changer () in such a manner as to decrease the conductance of the capillary () when the degree of vacuum in the analysis chamber () is lower than a predetermined degree of vacuum.