NH

Nobuo Hasegawa

HI Hitachi: 1 patents #814 of 2,935Top 30%
Overall (1989): #73,115 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4814653 Device for air cooling bearing of hermetic dynamic machine Eiichi Okuyama 1989-03-21