Inventor · disambiguated record

Ikuo Umehara

Also filed as: TAKEDA YASUO

1 granted patent·35 citations·filing 1979–1979

45Inventor score
Technology areasC21D
Files withNIPPON STEEL CORP1

Top patents by PatentIndex Score

1 record

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