Toshiba Corp. President Hisao Tanaka Attends Opening Of Hydrogen Research and Development Center [Getty Images]

Hisao Tanaka, president and chief executive officer of Toshiba Corp., right, speaks to Osamu Maekawa, corporate senior vice president, before a news conference following the opening ceremony of the Hydrogen Energy Research and Development Center at the company's Fuchu complex in Tokyo, Japan, on Monday, April 6, 2015. Toshiba aims to increase the sales of hydrogen-related business to 100 billion yen by 2020, according to the company's website. Photographer: Kiyoshi Ota/Bloomberg via Getty Images

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