Inventor · disambiguated record
Katuyuki Oba
Also filed as: OBA KATUYUKI
1 granted patent·1 citations·filing 1982–1982
15Inventor score
Technology areasB22D
Files withNIPPON STEEL CORP1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →