Development of the light-legged dinosaur TITRUS. - Shigeo Hirose; Motoya Kobayashi; Kan Yoneda; Yusuke Ota; Masakazu Hirata (Adv. Robotics, 1998)

Micromotor Using Electroconjugate Fluid (Fabrication of Inner Diameter 2mm RE type ECF Motor). - Shinichi Yokota; Masakazu Hirata; Yutaka Kondoh; Koichi Suzumori; Atsushi Sadamoto; Yasufumi Otsubo; Kazuya Edamura (J. Robotics Mechatronics, 2001)

Triangular Aperture as Near-Field Element for High-Density Storage. - Masakazu Hirata; Manabu Oumi; Koichi Shibata; Kunio Nakajima; Toshifumi Ohkubo (IEICE Trans. Electron., 2007)