Inventor · disambiguated record

Kazuumi Harashima

Also filed as: HARASHIMA KAZUUMI · NAKAMURA YASUSHI

2 granted patents·23 citations·filing 1977–1993

60Inventor score

Technology areasC21C C22B

Files withNIPPON STEEL CORP2

Top patents by PatentIndex Score

2 records

0174US4198229AMethod of dephosphorization of metal or alloyNIPPON STEEL CORP·Filed 1977·Granted Apr 15, 1980·16 cites·16 claims
0243US5454854AMethod of refining molten metal or molten alloyNIPPON STEEL CORP·Filed 1993·Granted Oct 3, 1995·7 cites·11 claims

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