Hydrogen Powered Gadgets Presented at Solar and Fuel Cell Exposition in Tokyo

The capital of Japan housed a number of companies that presented their latest inventions in technology, but not just any technology.

The exposition, entitled document.writePV & FC Expo 2009, held at Tokyo Bog Sight, host the largest show of photovoltaic (solar cells) and fuel cell technology, bringing together companies and investors.

Among the most impressive inventions on the exposition there was the dancing hydrogen-powered robot along with her robot dog companion.