| 2024 | IECON | Effect of Display Response Time on Sense of Agency and Brain Activity During Human-machine Interface Device Operation. | Michihisa Yamamoto, Toru Tsumugiwa, Ryuichi Yokogawa |
| 2022 | IECON | Effects of Leader-Follower Information Asymmetry on Brain Activity During Human-Human Cooperative Transport Work. | Shunsuke Satake, Toru Tsumugiwa, Ryuichi Yokogawa |
| 2021 | IROS | Effect of Display Response Time on Brain Activity in Human-Machine Interface Commander Operation. | Kentaro Oshima, Toru Tsumugiwa, Ryuichi Yokogawa, Mitsuhiro Narusue, Hiroto Nishimura, Yusaku Takeda, Toshihiro Hara |
| 2020 | ICRA | Muscle and Brain Activations in Cylindrical Rotary Controller Manipulation with Index Finger and Thumb. | Rio Okatani, Toru Tsumugiwa, Ryuichi Yokogawa, Mitsuhiro Narusue, Hiroto Nishimura, Yusaku Takeda, Toshihiro Hara |
| 2009 | IROS | Robot motion control using mechanical load adjuster with motion measurement interface for human-robot cooperation. | Toru Tsumugiwa, Ryuichi Yokogawa, Yuki Watanabe |
| 2009 | ICRA | Object inherent dynamics based motion control in human-robot cooperative task system. | Toru Tsumugiwa, Ryuichi Yokogawa |
| 2004 | IROS | Stability analysis for impedance control of robot for human-robot cooperative task system. | Toru Tsumugiwa, Ryuichi Yokogawa, Kazunobu Yoshida |
| 2003 | ICRA | Switching control of position/torque control for human-robot cooperative task -human-robot cooperative carrying and peg-in-hole task. | Toru Tsumugiwa, Atsushi Sakamoto, Ryuichi Yokogawa, Kei Hara |
| 2003 | ICRA | Measurement method for compliance of vertical-multi-articulated robot -application to 7-DOF robot PA-10-. | Toru Tsumugiwa, Ryuichi Yokogawa, Kei Hara |
| 2002 | IROS | Variable impedance control with virtual stiffness for human-robot cooperative peg-in-hole task. | Toru Tsumugiwa, Ryuichi Yokogawa, Kei Hara |
| 2002 | ICRA | Variable Impedance Control Based on Estimation of Human Arm Stiffness for Human-Robot Cooperative Calligraphic Task. | Toru Tsumugiwa, Ryuichi Yokogawa, Kei Hara |
| 2001 | IROS | Variable impedance control with regard to working process for man-machine cooperation-work system. | Toru Tsumugiwa, Ryuichi Yokogawa, Kei Hara |
| 1998 | ICRA | A Graphical Method for Evaluating Static Characteristics of the Human Finger by Force Manipulability. | Kei Hara, Ryuichi Yokogawa, Akira Yokogawa |
| 1997 | ICRA | Evaluation of task-performance of a manipulator for a peg-in-hole task. | Kei Hara, Ryuichi Yokogawa, Yoshihiro Kai |
| 1995 | ICRA | Kinematic Evaluation of Manipulator for Peg-in-Hole Task. | Kei Hara, Ryuichi Yokogawa, Yoshihiro Kai |