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:
May. 28, 2024
Filed:
Nov. 28, 2019
Applicant:
Johns Manville, Denver, CO (US);
Inventors:
Michael Ketzer, Collenberg, DE;
Klaus Friedrich Gleich, Nurenberg, DE;
Assignee:
Johns Manville, Denver, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/0245 (2016.01); H01M 8/0234 (2016.01); H01M 8/0236 (2016.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0245 (2013.01); H01M 8/0234 (2013.01); H01M 8/0236 (2013.01); H01M 2008/1095 (2013.01);
Abstract
The present invention relates to hybrid gas diffusion layers for electrochemical cells, in particular for membrane electrode units in polymer electrolyte membrane (PEM) fuel cells and a method for manufacturing them.