TT

Tokuhiro Tsukiyama

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
HC Hitachi Computer Peripherals Co.: 2 patents #20 of 133Top 20%
Overall (All Time): #662,306 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6950871 Computer system having a storage area network and method of handling data in the computer system Shigeo Honma, Hiroshi Morishima, Hiroyuki Matsushima, Takashi Oeda, Yoji Tomono 2005-09-27
5235641 File encryption method and file cryptographic system Masafumi Nozawa, Akinobu Shimada, Toshifumi Nishimura, Katsuharu Kakuse, Kiyoshi Yata +4 more 1993-08-10
5093831 Fast calculation circuit for cyclic redundancy check code Shouichi Serizawa, Tadashi Haga 1992-03-03
4872009 Method and apparatus for data compression and restoration Hiroshi Yashiki, Osamu Hirose 1989-10-03
4866440 Method for compressing and restoring data series and apparatus for realizing same Yasunori Sagara, Kazumi Miyazawa 1989-09-12
4758899 Data compression control device 1988-07-19
4663752 Sector mark signal control circuit for disc apparatus Katsuharu Kakuse 1987-05-05
4586027 Method and system for data compression and restoration Yoshie Kondo, Katsuharu Kakuse, Shinpei Saba, Syoji Ozaki, Kunihiro Itoh 1986-04-29