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About

Kazuhiko Yokoyama is a prominent robotics researcher whose work spans humanoid robotics, human-robot collaboration, and industrial automation. He is perhaps best known for his foundational contributions to Japan's Humanoid Robotics Project (HRP), a landmark initiative launched by the Ministry of Economy, Trade and Industry (METI). His 2003 paper on the design of the HRP-2 humanoid platform has garnered over 312 citations, establishing it as a seminal reference in the field. Alongside colleagues, Yokoyama helped shape the HRP series of robots into versatile platforms capable of biped locomotion, stereo vision, and cooperative task execution with humans — work reflected in two additional papers each accumulating nearly 140 citations. Beyond humanoid systems, Yokoyama has made meaningful contributions to industrial robotics, including the development of fully automatic live-line maintenance robots for high-voltage electrical infrastructure, and learning-based hybrid position/force controllers for precision polishing of PET bottle molds. His later research into joint stiffness in collaborative robot manipulators reflects a sustained commitment to human safety in shared workspaces. Across his career, Yokoyama's research bridges theoretical robotics with practical, real-world deployment — making him a significant figure in advancing safe, capable, and cooperative robotic systems.