Distributed feedback control for redundant manipulators based on virtual arms. - Toshio Tsuji; Seiya Nakayama; Koji Ito (ISADS, 1993)

Task-Level Teaching System with Trajectory Planning for Industrial Robots. - Shuichi Sato; Masaru Nakano; Fumiko Kubota; Norio Sugiura; Minoru Tanaka; Toshehiko Koyama; Seiya Nakayama (ICRA, 1995)

Parallel and distributed trajectory generation of redundant manipulators through cooperation and competition among subsystems. - Toshio Tsuji; Seiya Nakayama; Koji Ito (IEEE Trans. Syst. Man Cybern. Part B, 1997)

Hash-Based Distributed Public Key Infrastructure for Ubiquitous Environments. - Atsushi Takeda; Seiya Nakayama; Gen Kitagata; Debasish Chakraborty; Kazuo Hashimoto; Norio Shiratori (CISIS, 2010)