Fuji Electric Co.'s radiation dose meters to be sold to electric companies that are nuclear power owners or operators, are lined up at an assembly factory in Tokyo May 20, 2011. Demand for radiation dose meters has risen about five times as compared to the numbers before the March 11 earthquake and tsunami which crippled the Fukushima Daiichi nuclear complex and triggered radiation leaks, according to the company spokesperson. REUTERS/Yuriko Nakao (JAPAN - Tags: DISASTER EMPLOYMENT BUSINESS SCI TECH) ENERGY)