ON

Osamu Narishige

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,889,438 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5063719 Column base structure Hideshige Matsuo, Isamu Yamamoto, Michio Itoh, Kuniaki Sato, Yoshihiro Nakamura +3 more 1991-11-12