Symbolic Computation Application for the Design of Linear Multivariable Control Systems. - Takaji Umeno; Syuichi Yamashita; Osami Saito; Kenichi Abe (J. Symb. Comput., 1989)

Intelligent Motor Control - A Servo System Design Based on the Two Degrees of Freedom Controller and Its Application to Robot Control. - Yoichi Hori; Takaji Umeno; Tomoaki Kaneko (J. Robotics Mechatronics, 1990)

Robust servosystem design with two degrees of freedom and its application to novel motion control of robot manipulators. - Takaji Umeno; Tomoaki Kaneko; Yoichi Hori (IEEE Trans. Ind. Electron., 1993)

An Altered PWM Scheme for Single-Mode Seamless Control of AC Traction Motors for Electric Drive Vehicles. - Ahmad Ghaderi; Takaji Umeno; Masaru Sugai (IEEE Trans. Ind. Electron., 2016)