Keigo Sato

University of Electro-Communications, Nihon University

Papers

Total Citations

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About

Keigo Sato is a pioneering roboticist whose work bridges biology and engineering to create more agile, animal-inspired machines. His primary research focuses on bio-inspired robotics, specifically the development of dynamic locomotion systems that mimic the musculoskeletal structures of animals. Sato’s major contribution lies in his investigation of bi-articular muscles—muscles that cross two joints—which he has shown are critical for efficient, natural movement in robots. His most cited work, "Development of robot legs inspired by bi-articular muscle-tendon complex of cats" (2015, 32 citations), demonstrates how the felid’s gastrocnemius and Achilles tendon can be replicated to enhance robotic agility. Additionally, his paper on a robot leg with a parallel linkage and elastic spring (2015, 5 citations) highlights the importance of flexibility for running and jumping. Beyond locomotion, Sato has explored assistive robotics, as seen in his P300-based control system for nursing care robots (2017, 2 citations), addressing Japan’s caregiver shortage. His work is foundational for students and researchers interested in merging biomechanics with robotics to build more resilient, lifelike machines.