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:
Nov. 04, 2025
Filed:
Sep. 26, 2023
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Victoria Delker, Farmington Hills, MI (US);
Amanda Christiana, Ann Arbor, MI (US);
John Molnar, Farmington Hills, MI (US);
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Abstract
Emergency backup power systems for supplying emergency backup power for communication in a fully discharged fuel cell electric vehicle (FCEV), and methods of use, are provided. The emergency backup power system may comprise a first wastewater reservoir configured to store wastewater from a fuel cell state, a second wastewater reservoir configured to store wastewater from one or more water-activated fuel cells, an activation valve configured to enable water to flow from the second wastewater reservoir to the one or more water-activated fuel cells, an actuator configured to open the activation valve, the one or more water-activated fuel cells, a location tracking system configured to determine geographic coordinates of a FCEV, and an emergency communication module, comprising a processor, configured to transmit an emergency communication message for the FCEV.