YY

Yoshio Yukawa

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HI Hitachi Video Engineering, Incorporated: 4 patents #1 of 181Top 1%
Overall (All Time): #1,042,132 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6578136 Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder circuit Takashi Oeda, Motoyasu Tsunoda, Noriyuki Karasawa, Yukihito Takada, Satoshi Kawamura +2 more 2003-06-10
6311236 Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder circuit Takashi Oeda, Motoyasu Tsunoda, Noriyuki Karasawa, Yukihito Takada, Satoshi Kawamura +2 more 2001-10-30
6125427 Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder circuit Takashi Oeda, Motoyasu Tsunoda, Noriyuki Karasawa, Yukihito Takada, Satoshi Kawamura +2 more 2000-09-26
5737632 Magnetic disc control apparatus with parallel data transfer between disc control unit and encoder/decoder circuit Takashi Oeda, Motoyasu Tsunoda, Noriyuki Karasawa, Yukihito Takada, Satoshi Kawamura +2 more 1998-04-07
5603062 System for controlling data flow between plurality of host interfaces and drive interfaces using controller for select unoccupied interfaces after preparation of read/write operation is complete Masahiko Sato, Kazuo Nakagoshi, Naoya Takahashi, Akira Chuma 1997-02-11