Aya Tooyama

2 Patents

• US126149922026

  Inverter Control Apparatus and Power Conversion Apparatus

  HITACHI, Ltd.

  0 cites
• US124636122025

  Pi-type Noise Filter Disposed Within a Case and Including First and Second Partitions with a Gap Therebetween That Are Interposed Between Stages of the Filter

  HITACHI ASTEMO, Ltd.

  0 cites