Inventor · disambiguated record
Izumi Asoh
Also filed as: ASOH IZUMI
3 granted patents·1 pending application·95 citations·filing 1998–1998
74Inventor score
Files withFUJITSU LTD3
Top patents by PatentIndex Score
4 records- 0151US6415350B2Card-type storage mediumFUJITSU LTD·Filed 1998·Granted Jul 2, 2002·47 cites·17 claims
- 0246US6371377B2Card type recording medium and access control method for card type recording medium and computer-readable recording medium having access control program for card type recording medium recordedFUJITSU LTD·Filed 1998·Granted Apr 16, 2002·43 cites·13 claims
- 0325US6168078B1Card readerFUJITSU LTD·Filed 1998·Granted Jan 2, 2001·5 cites·14 claims
- 0423US2002046186A1Electronic purse system having a double-structured purse, ic card applicable to the electronic purse system, ic card transaction apparatus having a double-structured purse, ic card transaction system having a double-structured purse, and ic card applicable to theFiled 1998·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →