Dar-Zen Chen received his B.S. degree from National Taiwan University (NTU) and M.S. and Ph.D. degrees from University of Maryland, College Park in mechanical engineering. He served as an assistant professor at Cleveland State University in 1991. Currently, he is with the Department of Mechanical Engineering and Institute of Industrial Engineering at National Taiwan University as a professor. In addition to robotics, Kinematics and mechanism design, his research interests also cover intellectual property management, scientometrics and competitive analysis.