Inventor · disambiguated record
Tokuhiro Tsukiyama
Also filed as: TSUKIYAMA TOKUHIRO
8 granted patents·4 pending applications·711 citations·filing 1984–2003
91Inventor score
Files withHITACHI LTD11
Top patents by PatentIndex Score
12 records- 0196US6950871B1Computer system having a storage area network and method of handling data in the computer systemHITACHI LTD·Filed 2000·Granted Sep 27, 2005·155 cites·11 claims
- 0293US5235641AFile encryption method and file cryptographic systemHITACHI LTD·Filed 1991·Granted Aug 10, 1993·259 cites·15 claims
- 0392US4586027AMethod and system for data compression and restorationHITACHI LTD·Filed 1984·Granted Apr 29, 1986·104 cites·7 claims
- 0491US4872009AMethod and apparatus for data compression and restorationHITACHI LTD·Filed 1987·Granted Oct 3, 1989·127 cites·9 claims
- 0579US4663752ASector mark signal control circuit for disc apparatusHITACHI LTD·Filed 1985·Granted May 5, 1987·26 cites·7 claims
- 0671US4758899AData compression control deviceHITACHI LTD·Filed 1985·Granted Jul 19, 1988·18 cites·6 claims
- 0748US2004073676A1Computer system using a storage area network and method of handling data in the computer systemHITACHI LTD·Filed 2003·Application pending·0 cites
- 0848US2004073675A1Computer system using a storage area network and method of handling data in the computer systemHITACHI LTD·Filed 2003·Application pending·0 cites
- 0946US5093831AFast calculation circuit for cyclic redundancy check codeHITACHI LTD·Filed 1989·Granted Mar 3, 1992·12 cites·7 claims
- 1046US2004073677A1Computer system using a storage area network and method of handling data in the computer systemHITACHI LTD·Filed 2003·Application pending·0 cites
- 1141US4866440AMethod for compressing and restoring data series and apparatus for realizing sameHITACHI LTD·Filed 1987·Granted Sep 12, 1989·10 cites·14 claims
- 1241US2002103969A1System and method for storing dataFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →