Word: iwao
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Dates: during 1980-1989
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Researchers at Tokyo University are pursuing an even more ambitious goal. Working under Iwao Fujimasa, an artificial-heart specialist, a team of 20 scientists is building a robot less than 1 mm (0.045 in.) in diameter that could travel through veins and inside organs, locating and treating diseased tissue. The group hopes to build a prototype within three years for testing on a horse, but the researchers first must obtain gears, screws and other parts 1,000 times smaller than the tiniest available today...