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. 05, 2026
Filed:
Jan. 31, 2023
Applicant:
Ekpo Fuel Cell Technologies Gmbh, Dettingen, DE;
Inventor:
Alexander Höflich, Reutlingen, DE;
Assignee:
EKPO Fuel Cell Technologies GmbH, Dettingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/0228 (2016.01); H01M 8/0213 (2016.01); H01M 8/0215 (2016.01); H01M 8/0221 (2016.01);
U.S. Cl.
CPC ...
H01M 8/0228 (2013.01); H01M 8/0213 (2013.01); H01M 8/0215 (2013.01); H01M 8/0221 (2013.01);
Abstract
In order to provide a bipolar plate that has optimized electrical conductivity and can be produced as easily as possible, the invention proposes that the bipolar plate comprises an electrically conductive main body and an electrically conductive coating, wherein the electrically conductive coating comprises a binding material and one or more electrically conductive fillers, and wherein a pigment volume concentration in the coating corresponds at least to a pigment volume concentration required to achieve a percolation threshold.