HH

Hiromu Hirai

HI Hitachi: 1 patents #867 of 2,942Top 30%
📍 Ibaraki, JP: #166 of 586 inventorsTop 30%
Overall (1997): #142,306 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5666334 Storage device capable of using both optical and magnetic disk units for storing information data Mikio Tokuyama, Yoshinori Takeuchi, Susumu Ebihara, Kenji Mori, Sadanori Nagaike +1 more 1997-09-09