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:
Oct. 27, 2026
Filed:
Oct. 30, 2020
Kolon Industries, Inc., Seoul, KR;
Dong Jun Cho, Seoul, KR;
KOLON INDUSTRIES, INC., Seoul, KR;
Abstract
According to a method and an apparatus for manufacturing a membrane-electrode assembly of the present invention, positioning holes are formed through a multi-layered lamination of an electrolyte membrane, electrodes, and sub-gasket films, in an area which is not included in a final product, and manifold holes of the membrane-electrode assembly are then quickly and accurately formed on the basis of the positioning holes. Therefore, the present invention can increase the productivity while lowering the defect rate of the membrane-electrode assembly.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile