Fuel cell devices and method therefor
US7964313B2 · kind B2 · utility
5Cited by
0References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2007 |
| Grant date | Jun 21, 2011 |
| Priority date | — |
| Expiry date | Apr 8, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fuel cell device including a fuel cell flashlight having a modular, interchangeable head portion. Additional modular head portions include circuitry connected with a connector in the head portion. The connector includes a USB type connector and the fuel cell device is suitable for charging other devices such as cell phones, PDAs, digital audio players, and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.