Study on Grinding of Hypocycloid-Curved Rotor Made of Alumina Ceramics with a Small-Diameter Ball-End Electroplated Diamond Grinding Wheel. - Takumi Imada; Tadashi Makiyama; Heisaburo Nakagawa; Yoshihide Hasegawa; Kenji Tomoda; Keiji Ogawa (Int. J. Autom. Technol., 2021)