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. 13, 2016
Filed:
Dec. 07, 2007
Applicants:
Young Soo Kim, Gyeonggi-do, KR;
Ki Sub Lee, Seoul, KR;
Inventors:
Young Soo Kim, Gyeonggi-do, KR;
Ki Sub Lee, Seoul, KR;
Assignee:
Hyundai Motor Company, Seoul, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); H01M 4/88 (2006.01);
U.S. Cl.
CPC ...
H01M 8/1004 (2013.01); H01M 4/881 (2013.01); H01M 2008/1095 (2013.01); Y02E 60/522 (2013.01); Y02P 70/56 (2015.11);
Abstract
The present invention provides a method of manufacturing a 5-layer MEA having an improved electrical conductivity capable of reducing electrical contact resistance between a catalyst layer and a micro-porous layer (MPL) by forming a new electrical conductive layer between the catalyst layer of a 3-layer MEA and the MPL.