MO

Masao Ohi

HI Hitachi: 1 patents #814 of 2,935Top 30%
Overall (1989): #79,529 of 140,708Top 60%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4851766 Fault diagnosis system for rotor winding of rotary electric machine Ryoichi Shiobara 1989-07-25