Positioning Performance of L-Shaped Seal Mechanism with 3 Degrees of Freedom. - Katsushi Furutani; Noriyuki Ohta (ICRA, 2002)

Displacement Monitoring of Stacked Piezoelectric Actuator by Observing Induced Charge. - Katsushi Furutani; Noriyuki Ohta (Int. J. Autom. Technol., 2008)