NH

Nobuo Hirano

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,264,957 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5820320 Apparatus for treating the inner surface of vacuum chamber Toshiaki Kobari, Manabu Matsumoto, Mamoru Katane, Hiroaki Sakurabata, Shiro Matsuzaki 1998-10-13
5626682 Process and apparatus for treating inner surface treatment of chamber and vacuum chamber Toshiaki Kobari, Manabu Matsumoto, Mamoru Katane, Hiroaki Sakurabata, Shiro Matsuzaki 1997-05-06