Design of an ankle-knee joint system of a humanoid robot with a linear electro-hydrostatic actuator driven parallel ankle mechanism and redundant biarticular actuators. - Hiroshi Kaminaga; Satoshi Otsuki; Yoshihiko Nakamura (Humanoids, 2013)

Evaluations on contribution of backdrivability and force measurement performance on force sensitivity of actuators. - Hiroshi Kaminaga; Kohei Odanaka; Yuta Ando; Satoshi Otsuki; Yoshihiko Nakamura (IROS, 2013)

Development of high-power and backdrivable linear electro-hydrostatic actuator. - Hiroshi Kaminaga; Satoshi Otsuki; Yoshihiko Nakamura (Humanoids, 2014)