Patents/Inventors

Atsuhiko Nakamura

TokyoJP2 patents

3 Patents

US120612362024
Power Conversion Device, Rotating Machine System, and Diagnosis Method
Hitachi Industrial Equipment Systems Co., Ltd.
0 cites
US118703842024
Speed Calculation Device and Power Conversion Device
Hitachi Industrial Equipment Systems Co., Ltd.
0 cites
US115753382023
Power Conversion Device
Hitachi Industrial Equipment Systems Co., Ltd.
0 cites