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Jyosei Simizu

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,972,827 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4660110 Magnetic disk storage device with shroud enclosing disk assembly Muneo Iida, Masami Suzuki, Nobuyuki Okamoto, Toshinori Kazama, Masanobu Honda +3 more 1987-04-21