Color Pen-shaped Scanner. - Ichiro Fujieda; Hiroshi Haga; Fujio Okumura; Yasuyoshi Matsumoto; Hiroshi Kohashi; Hiroshi Matsuo; Shigeki Miura (CIC, 1997)

Electrostatic Tactile Display Using Beat Phenomenon for Stimulus Localization. - Hiroshi Haga; Kazuhide Yoshinaga; Jiro Yanase; Daisuke Sugimoto; Kenichi Takatori; Hideki Asada (IEICE Trans. Electron., 2015)

Tactile Touch Display Using Segmented-Electrode Array with Tactile Strength Stabilization. - Hiroshi Haga; Takuya Asai; Shin Takeuchi; Harue Sasaki; Hirotsugu Yamamoto; Koji Shigemura (IEICE Trans. Electron., 2021)