Inventor · disambiguated record
Masaaki Hiroya
Also filed as: HIROYA MASAAKI
12 granted patents·1,120 citations·filing 1990–2001
94Inventor score
Files withHITACHI LTD12
Top patents by PatentIndex Score
12 records- 0195US6039250AElectronic money sending systemHITACHI LTD·Filed 1996·Granted Mar 21, 2000·375 cites·13 claims
- 0289US5751957ACommunication service system employing translation rules for communicating data in different languages along a networkHITACHI LTD·Filed 1996·Granted May 12, 1998·174 cites·21 claims
- 0381US5754654AElectronic ticket vending system and method thereofHITACHI LTD·Filed 1995·Granted May 19, 1998·315 cites·18 claims
- 0480US6679423B2Electronic-money rewarding system for lost and found IC cardHITACHI LTD·Filed 2001·Granted Jan 20, 2004·19 cites·15 claims
- 0572US6230971B1Transaction-oriented electronic accommodation systemHITACHI LTD·Filed 2000·Granted May 15, 2001·34 cites·21 claims
- 0671US5481664AMethod of controlling information in multimedia systemHITACHI LTD·Filed 1993·Granted Jan 2, 1996·60 cites·27 claims
- 0747US5932859AElectronic-money rewarding system for lost and found IC cardHITACHI LTD·Filed 1995·Granted Aug 3, 1999·29 cites·23 claims
- 0844US5214269AMethod for performing transactionHITACHI LTD·Filed 1992·Granted May 25, 1993·51 cites·8 claims
- 0943US6273334B1Electronic-money rewarding system for lost and found IC cardHITACHI LTD·Filed 1999·Granted Aug 14, 2001·16 cites·7 claims
- 1040US6116506ATransaction-oriented electronic accommodation systemHITACHI LTD·Filed 1996·Granted Sep 12, 2000·22 cites·13 claims
- 1132US6321213B1Electronic money processing method having a transaction fee collecting function and an electronic money storage apparatus for the sameHITACHI LTD·Filed 1999·Granted Nov 20, 2001·17 cites·9 claims
- 1230US5276617ATransaction processing system and methodHITACHI LTD·Filed 1990·Granted Jan 4, 1994·8 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →