M. Kumamoto

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About

M. Kumamoto’s research lies at the intersection of biomechanics and robotics, with a central focus on the functional role of bi-articular muscles in human and robotic movement. His pioneering work challenges conventional joint-coordinate models by introducing a muscle coordinate system that incorporates both mono- and bi-articular muscles, fundamentally reframing how we understand output force distribution in human limbs. This concept, detailed in his most-cited paper (2002, 42 citations), has profound implications for designing more natural and efficient prosthetic limbs and humanoid robots. Kumamoto further advanced the field by demonstrating, through EMG kinesiology and mechanical two-joint link models, that bi-articular muscles enable unique force transmission and coordination patterns not achievable with mono-articular actuators alone (2003, 8 citations). His work provides a key principle for biomimetic motor link systems, bridging the gap between human physiology and robotic actuation. By redefining the interface between man and machine, Kumamoto’s contributions have inspired new approaches in rehabilitation engineering and human-assistive robotics, making him a foundational figure in the study of bio-inspired motor control.