Proposal of Analysis Method using Conceptual Data Modeling and Theory of Constraints. - Takamasa Sakai; Takahiro Nakagawa; Shigeo Kaneda (JCKBSE, 2012)

Selective Wireless Power Transfer via Magnetic Resonant Coupling by Using Variable Impedance Circuit. - Takahiro Nakagawa; Tomoya Sugimoto; Takahiro Nozaki; Toshiyuki Murakami (IECON, 2018)