Okamoto Machine Tool Works,Ltd.

Okamoto Machine Tool Works, Ltd. manufactures and sells grinding machines and semiconductor-related equipment in Japan and internationally. It operates through the Machine Tools and Semiconductor Related Equipment segments. Its products include precision surface, precision form, cylindrical/internal/universal, and specialized grinding machines; semiconductor manufacturing equipment; precision gears and castings; and polishing and slicing machines. Founded in 1926, the company is headquartered in Annaka, Japan.