Vibratory Energy Harvester for Human Centered Transportation System Applications. - Takayuki Fujita; Kohei Fujii; Toshikazu Onishi; Kazusuke Maenaka; Kohei Higuchi (ICETET, 2011)

Development of Electret Energy Harvester with Micro Spacer. - Kohei Fujii; Toshikazu Onishi; Koji Sonoda; Takayuki Fujita; Kensuke Kanda; Kohei Higuchi; Kazusuke Maenaka (ICETET, 2012)