Patents/Inventors

Takeshi Tokuyama

TokyoJP17 patents

14 Patents

US125816252026
Power Conversion Device
HITACHI ASTEMO, Ltd.
0 cites
US125819472026
Power Semiconductor Device, Power Conversion Device, and Electric System
Hitachi Astemo, Ltd.
0 cites
US125388492026
Power Semiconductor Device and Power Conversion Device
HITACHI, Ltd.
0 cites
US125138262025
Power Semiconductor Device
HITACHI ASTEMO, Ltd.
0 cites
US125064192025
Power Conversion Device
Hitachi Astemo, Ltd.
0 cites
US124917742025
Motor Control Device, Electromechanical Integrated Unit, Boost Converter System, Electric Vehicle System, and Motor Control Method
HITACHI ASTEMO, Ltd.
0 cites
US124697552025
Power Module and Power Conversion Device Using the Same
HITACHI, Ltd.
0 cites
US124697662025
Power Semiconductor Device
Hitachi, Ltd.
0 cites
US124009322025
Power Conversion Device with Refrigerant
HITACHI, Ltd.
0 cites
US123161712025
Inverter Integrated Motor
HITACHI ASTEMO, Ltd.
0 cites
US123010612025
Rotor of Rotating Electrical Machine and Electrical Drive System
Hitachi Astemo, Ltd.
0 cites
US122615132025
Electric System for Cooling a Motor and Inverter Unit
Hitachi Astemo, Ltd.
0 cites
US121841892024
Power Conversion Device
Hitachi Astemo, Ltd.
0 cites
US119569332024
Power Conversion Device and Motor-integrated Power Conversion Device
Hitachi Astemo, Ltd.
0 cites