Patent · US Expired

Hybrid fuel cell

US6998184B2 · kind B2 · utility

4Cited by
3References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 7, 2003
Grant dateFeb 14, 2006
Priority date
Expiry dateMay 1, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T90/40
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A hybrid fuel cell/battery including at least one cathode, at least one anode, and at least one auxiliary electrode. The auxiliary electrode works in combination with the anode to provide a current as a rechargeable battery while the anode and cathode work in combination to provide an electrical current as a fuel cell. The cathode and the auxiliary electrode may operate alone or in tandem to provide an electrical current.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.