Nobuyuki Narisawa

3 Patents

• US125293752026

  Compressor

  HITACHI INDUSTRIAL EQUIPMENT SYSTEMS Co. Ltd.

  0 cites
• US121169962024

  Compressor with Piston Ring Arrangement on Piston

  Hitachi Industrial Equipment Systems Co., Ltd.

  0 cites
• US116320732023

  Rotating Machine Drive System and Control Method for Rotating Machine Drive System

  Hitachi Industrial Equipment Systems Co., Ltd.

  0 cites