Vision based walking of human type biped robot on undulating ground. - Masaaki Kumagai; Takashi Emura (IROS, 2000)

A Next-Generation Intelligent Car for Safe Drive. - Takashi Emura; Masaaki Kumagai; Lei Wang (J. Robotics Mechatronics, 2000)

Development of a 3D vision range sensor equiphase light-section method. - Masaaki Kumagai (IROS, 2004)

Development of a Universal Interface Board and its Application to Robot Controllers and Signal Processors. - Masaaki Kumagai; Takashi Emura (J. Robotics Mechatronics, 2004)

Development of a 3D Vision Range Sensor Using Equiphase Light Section Method. - Masaaki Kumagai (J. Robotics Mechatronics, 2005)

Wheel Locomotion of a Biped Robot Using Passive Rollers - Large Biped Robot Roller Walking Using a Variable-Curvature Truck -. - Masaaki Kumagai; Kaoru Tamada (J. Robotics Mechatronics, 2008)

Development of a robot balanced on a ball - Application of passive motion to transport -. - Masaaki Kumagai; Takaya Ochiai (ICRA, 2009)

Development of a ball drive unit using partially sliding rollers - An alternative mechanism for semi-omnidirectional motion -. - Masaaki Kumagai (IROS, 2010)

Development of a Robot Balanced on a Ball- First Report, Implementation of the Robot and Basic Control -. - Masaaki Kumagai; Takaya Ochiai (J. Robotics Mechatronics, 2010)

Development of a three-dimensional ball rotation sensing system using optical mouse sensors. - Masaaki Kumagai; Ralph L. Hollis (ICRA, 2011)

Educating Robot Development in a University Laboratory from First Year - A Trial of a Robotics Club Under Observation at a Laboratory -. - Masaaki Kumagai (J. Robotics Mechatronics, 2011)

Development and control of a three DOF planar induction motor. - Masaaki Kumagai; Ralph L. Hollis (ICRA, 2012)

Development and control of a three DOF spherical induction motor. - Masaaki Kumagai; Ralph L. Hollis (ICRA, 2013)

Six-stator spherical induction motor for balancing mobile robots. - Ankit Bhatia; Masaaki Kumagai; Ralph L. Hollis (ICRA, 2015)

Torque evaluation method of spherical motors using six-axis force/torque sensor. - Masaaki Kumagai (ICRA, 2016)

Initial results for a ballbot driven with a spherical induction motor. - Greg Seyfarth; Ankit Bhatia; Olaf Sassnick; Michael Shomin; Masaaki Kumagai; Ralph L. Hollis (ICRA, 2016)