Teaching of robot task by manual control-trial and correction of the velocity with a variable sampling time. - Ryojun Ikeura; Hiroshi Usuda; Hikaru Inooka (IROS, 1990)

Ultra magic paper interface. - Hiroshi Usuda (SIGGRAPH Visual Proceedings, 1997)

The Multimedia Interface Usinf "Paper". - Hiroshi Usuda; Mitsuhiro Miyazaki (APCHI, 1998)

Viewing Tablet: A Pointing System Applicable to any Sheet Object. - Hiroshi Usuda; Masanori Idesawa (J. Robotics Mechatronics, 2003)