Inventor · disambiguated record
Kiyoshi Yata
Also filed as: YATA KIYOSHI
5 granted patents·317 citations·filing 1981–1991
83Inventor score
Technology areasG06F
Files withHITACHI LTD5
Top patents by PatentIndex Score
5 records- 0193US5235641AFile encryption method and file cryptographic systemHITACHI LTD·Filed 1991·Granted Aug 10, 1993·259 cites·15 claims
- 0248US5261065AInput/output processing method in a database management systemHITACHI LTD·Filed 1990·Granted Nov 9, 1993·24 cites·19 claims
- 0346US4628451AData processing apparatus for virtual memory systemHITACHI LTD·Filed 1983·Granted Dec 9, 1986·15 cites·10 claims
- 0441US4521872AInstruction storageHITACHI LTD·Filed 1981·Granted Jun 4, 1985·11 cites·11 claims
- 0536US4641277ASystem for detecting access to storageHITACHI LTD·Filed 1983·Granted Feb 3, 1987·8 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →