3-D Rehabilitation Robot System for Upper Limbs and its Force Display Techniques. - Ken'ichi Koyanagi; Yusuke Imada; Junji Furusho; Ushio Ryu; Akio Inoue; Kazushige Takenaka (ICAT, 2003)

Development of rehabilitation system for the upper limbs in a NEDO project. - Ken'ichi Koyanagi; Junji Furusho; Ushio Ryu; Akio Inoue (ICRA, 2003)

Development of a 6-DOF force display system using ER actuators with high-safety. - Junji Furusho; Chengqiu Li; Xinghao Hu; Naoto Shichi; Takehito Kikuchi; Akio Inoue; Kenji Nakayama; Yuhei Yamaguchi; Ushio Ryu (VRCIA, 2006)