High-speed chip-matrix 1200-dpi LED printhead. - Masumi Koizumi; Masaharu Nobori; Hiroshi Tohyama; Mitsuhiko Ogihara; Yukio Nakamura (Color Imaging: Device-Independent Color, Color Hardcopy, and Graphic Arts, 2001)

Heterogeneous integration of GaN device layer by epitaxial film bonding. - Mitsuhiko Ogihara; Shin Yokoyama; Yoshiteru Amemiya (ISDCS, 2019)