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:
Nov. 18, 2025
Filed:
Aug. 22, 2022
Applicants:
Biochromato, Inc., Kanagawa, JP;
University of Yamanashi, Yamanashi, JP;
Inventors:
Kazumasa Kinoshita, Kanagawa, JP;
Takao Nishiguchi, Kanagawa, JP;
Tomoaki Endo, Kanagawa, JP;
Kenzo Hiraoka, Yamanashi, JP;
Assignees:
BIOCHROMATO, INC., Kanagawa, JP;
UNIVERSITY OF YAMANASHI, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/04 (2006.01); H01J 49/16 (2006.01);
U.S. Cl.
CPC ...
H01J 49/168 (2013.01); H01J 49/0422 (2013.01);
Abstract
An ionization device includes an ion formation section configured to ionize an analyte via a corona discharge; and a transfer section configured to transfer the ionized analyte to a mass spectrometry apparatus. The ion formation section and the transfer section are partitioned by one electrode of a pair of electrodes that generate the corona discharge. The one electrode has an opening.