HY

Heroe Yamamoto

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #4,054,477 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4393429 Superconductive coil system with protecting device Naoki Maki, Seiji Numata, Kiyoshi Yamaguchi 1983-07-12