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. 26, 2022
Filed:
Oct. 10, 2018
Applicant:
Korea University Research and Business Foundation, Seoul, KR;
Inventors:
Seong-Whan Lee, Seoul, KR;
Ji-Yong Kim, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/291 (2021.01);
U.S. Cl.
CPC ...
A61B 5/291 (2021.01); A61B 2562/0217 (2017.08);
Abstract
A semi-dry electrode for recording an electroencephalogram, includes an outer membrane that forms an electrode contact surface with a predetermined area contacting a scalp; an electrode body that is connected to an edge of the outer membrane and forms an internal space into which an electrolyte solution is filled; and an electrical conductor sensor that is located inside the electrode body and measures an ion current transmitted through the outer membrane. The outer membrane has a plurality of fine holes and holes that are larger than the fine holes.