Patents/Inventors

Yumiko Ishido

TokyoJP3 patents

2 Patents

US125091322025
Operation Plan Change Assistance Device, Operation Plan Change Assistance Method, and Rail Traffic Management System
HITACHI, Ltd.
0 cites
US123938972025
Service Plan Change Assistance Apparatus, Decision Model Creation Apparatus, Decision Model Creation Program, and Train Traffic Management System
Hitachi, Ltd.
0 cites