JUNE 26 (Reuters) — Japan’s No.3 mobile carrier SoftBank Group Corp, Brave Robotics Inc, and Japanese toy company Takara Tomy showed off their new transformer prototype last week at the annual toy fair. The companies, including SoftBank owned Asratec Corp, displayed two models of the transformer robots, one miniature at 26.5 cm (10.4 in) tall and 0.75 kg (1.65 lb), and another at a taller and heavier 1.3 m (51.18 in) and 35 kg (77.16 […]