Automatically-Controlled C-Band Wavelength Conversion with Constant Output Power Based on Four-Wave Mixing in SOA's. - Koji Otsubo; Tomoyuki Akiyama; Haruhiko Kuwatsuka; Nobuaki Hatori; Hiroji Ebe; Mitsuru Sugawara (IEICE Trans. Electron., 2005)

Quantum-Dot Semiconductor Optical Amplifiers. - Tomoyuki Akiyama; Mitsuru Sugawara; Yasuhiko Arakawa (Proc. IEEE, 2007)

Low vision aid through laser retina imaging: Toward building eyesight-aid. - Yasuyuki Murai; Makoto Suzuki; Mitsuru Sugawara; Hisayuki Tatsumi; Masahiro Miyakawa (SMC, 2016)