Takeshi Mitarai (御手洗 毅, Mitarai Takeshi; 11 March 1901 – 12 October 1984) was one of the founders of Canon Inc. He established Canon in 1937 along with Goro Yoshida, Saburo Uchida and Takeo Maeda.
Source: “Takeshi Mitarai”, English Wikipedia (CC BY-SA 4.0), excerpt