Keiichiro Hashimoto

TKX Corp. manufactures abrasive products It operates through the Solar Energy and Grinding Wheel business divisions. The firm’s Solar Energy division manufactures silicon wafers used in solar photovoltaic power generations. Its Grinding Wheel division offers grinding wheels used for the iron and steel, machinery, automobile, aviation, and medical industries. The firm also engages in the slicing, grinding, and surface finishing of the sapphire substrates used in white LED lights. The company was founded in January 1922 and is headquartered in Osaka, Japan.