Apple shows continued interest in fuel cell-powered devices with weeklong battery life
Published by the U.S. Patent and Trademark Office on Thursday, the application was originally submitted by Apple in March, and actually represents a continuation of two patents from 2010, one of which was previously spotted by AppleInsider. Text and diagrams depict not only a fuel cell stack for generating power, but related aspects like connections with the portable device and a cartridge system for adding fuel.

Labels: iphone fuel cell