Inventor · disambiguated record

Masumi Umezawa

Also filed as: UMEZAWA MASUMI

26 granted patents·2 pending applications·1,732 citations·filing 19972020

97Inventor score
Technology areasA61NH05HG21KH01F
Files withHITACHI LTD25FUJIMOTO RINTARO1HITACHI HIGH TECH CORP1UMEZAWA MASUMI1

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28 records

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