Inventor · disambiguated record
Masafumi Okojima
Also filed as: OKOJIMA MASAFUMI
2 granted patents·117 citations·filing 1998–2002
66Inventor score
Technology areasG06Q
Files withHITACHI LTD2
Top patents by PatentIndex Score
2 records- 0170US7031934B2Electronic commerce system and method for providing commercial information in electronic commerce systemHITACHI LTD·Filed 2002·Granted Apr 18, 2006·6 cites·8 claims
- 0259US6070148AElectronic commerce system and method for providing commercial information in electronic commerce systemHITACHI LTD·Filed 1998·Granted May 30, 2000·111 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →