Head-mounted active noise control system to achieve speech communication. - Nobuhiro Miyazaki; Kohei Yamakawa; Yoshinobu Kajikawa (APSIPA, 2013)

Knee Pain Patient Simulation for Recommendation of Sit-to-Stand Handrail Positions. - Kohei Yamakawa; Shogo Okamoto; Ryu Kubo; Naomi Yamada; Yasuhiro Akiyama; Yoji Yamada (IEEE Trans. Hum. Mach. Syst., 2019)