Inventor · disambiguated record
Kunio Fujisaki
Also filed as: FUJISAKI KUNIO
4 granted patents·173 citations·filing 1986–1992
80Inventor score
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0181US4877945AIC card having a function to exclude erroneous recordingHITACHI LTD·Filed 1987·Granted Oct 31, 1989·67 cites·7 claims
- 0261US5448485ARoute information input apparatus and method thereofHITACHI LTD·Filed 1992·Granted Sep 5, 1995·27 cites·8 claims
- 0349US4758718AHigh security IC card with an updatable passwordHITACHI LTD·Filed 1986·Granted Jul 19, 1988·73 cites·6 claims
- 0421US4868372AErroneous-operation preventive apparatusHITACHI LTD·Filed 1988·Granted Sep 19, 1989·6 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →