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. 12, 2026
Filed:
Nov. 09, 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:
Int. Cl.
CPC ...
H01M 8/04119 (2016.01); B60L 50/72 (2019.01); H01M 8/04828 (2016.01); H01M 16/00 (2006.01);
U.S. Cl.
CPC ...
H01M 8/04156 (2013.01); B60L 50/72 (2019.02); H01M 8/04828 (2013.01); H01M 16/006 (2013.01); H01M 2220/20 (2013.01); H01M 2250/20 (2013.01);
Abstract
An embodiment residual water drain system of a fuel cell vehicle includes a fuel cell, a drain device configured to drain residual water from the fuel cell, and a controller configured to drain the residual water from the fuel cell through the drain device, to turn off the fuel cell, and to convert a vehicle into an EV mode, when charging the vehicle with hydrogen is determined to be necessary.