IU

Isao Utsugi

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,918,523 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4796140 Removable disk construction Manabu Wakabayashi, Tohru Sampei, Hiroshi Kanai, Tomiyoshi Satoo, Yosuke Nagano +1 more 1989-01-03