Load frequency control using a NAS battery system controlled by a Kaiman filter. - So Shibasaki; Masato Toge; Shinichi Iwamoto (A-SSCC, 2012)

Introducing two effective utilization systems of regenerating power in traction power supply system on Tokyo Metro. - Masato Toge; Hiraku Igarashi; Yoshiki Shimizu (IECON, 2017)