Inventor · disambiguated record

Antonio Massao Nishikawa

Also filed as: NISHIKAWA ANTONIO MASSAO

2 granted patents·7 citations·filing 1995–1995

52Inventor score

Technology areasG06K G06Q

Files withBRASILIA TELECOM1 TELECOMMUNICATIONS BRASILEIRAS1

Top patents by PatentIndex Score

2 records

0119US5834757ADebiting method for inductive prepayment cardsBRASILIA TELECOM·Filed 1995·Granted Nov 10, 1998·4 cites·8 claims
0213US5984192ASupplementary coding on inductive debit cards and reading processTELECOMMUNICATIONS BRASILEIRAS·Filed 1995·Granted Nov 16, 1999·3 cites·9 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →