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:
Jul. 14, 2026
Filed:
Dec. 10, 2022
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Inventors:
Assignees:
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/1004 (2016.01); H01M 8/0234 (2016.01);
U.S. Cl.
CPC ...
H01M 8/1004 (2013.01); H01M 8/0234 (2013.01);
Abstract
Disclosed are a separator for a fuel cell having excellent corrosion resistance and conductivity and a method of manufacturing the same. The separator includes a metal base material and a carbon coating layer formed on the surface of the metal base material, and the carbon coating layer includes carbon domains having a size in the range of about 15 to 30 nm.
Hong, Woong. (2026). Separator for fuel cell with excellent corrosion resistance and conductivity and coating method therefor (U.S. Patent No. 12683178). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12683178
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile