Inventor · disambiguated record

Masahiro Sumiya

Also filed as: SUMIYA MASAHIRO

43 granted patents·23 pending applications·306 citations·filing 19972025

97Inventor score
Technology areasH10PH01JC23CG05BY02T
Files withHITACHI HIGH TECH CORP50HITACHI LTD4SUMIYA MASAHIRO4DENSO CORP1IKEGAMI EIJI1

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