国際会議（一般講演：口頭）
[1] Yusaku Kato, Tsuyoshi Sekitani, and Takao Someya, "Megahertz Operation of Gate-Grounded Pentacene Field-Effect Transistors with On/Off Ratio of 103," Material Research Society (MRS) spring meeting, M2.2, SYMPOSIUM M “Materials and Technology for Flexible, Conformable, and Stretchable Sensors and Transistors”, March 2008.
国内会議（一般講演：口頭）
[1] Yusaku Kato, Tsuyoshi Sekitani, and Takao Someya, "Megahertz Operation of Gate-Grounded Organic Field-Effect Transistors with On/Off Ratio of 103," 27th Electronic Materials Symposium, J-5, September 2008.